User manual TOSHIBA SATELLITE 2540CDS - SERVICE MANUAL

Satellite 2540CDS / 2545CDS / 2545XCDT General Specifications Model Numbers: Satellite 2540CDS PAS254U-S2CW8 Satellite 2545CDS PAS254U-S6CW8 Satellite 2545XCDT PAS254U-T6CW8 AMD-K6-2 processor with 3DNow! technology, 333MHz, integrated co-processor, 64KB internal cache, 512KB pipelined burst SRAM level 2 cache, PCI internal system bus 32MB expandable to 160MB EDO DRAM HDD: 4.3 billion byte enhanced IDE FDD: 1.44MB, 3.5" diskette (integrated) CD: 24X max. (integrated) 2540CDS/2545CDS: 13" diag. Color bright dual scan color display, 800 x 600 resolution 2545XCDT: 14.1" diag. TFT active-matrix color display, 1024 x 768 resolution S3 ViRGE MX 3D graphics controller, 64-bit graphics accelerator, Duo-View, BitBLT hardware, 2MB video memory Yamaha 3D Sound system, OPL3-SA3 & software enabled wavetable sound, 16-bit stereo sound, .WAV & Sound Blaster Pro compatible, MIDI playback Integrated 56K ITU V.90 modem 2 type II or 1 type III PC card slots, CardBus ready, SVGA video port, fast infrared port (4MBps, IrDA V1.1 compliant), PS/2 mouse/keyboard port, USB port, ECP parallel port, high speed serial port, built-in RJ-11 modem port, headphone, external microphone (monaural), line-in 84 key with AccuPoint pointing device Lithium Ion, 2.75+ hours full power mode 2540CDS/2545CDS: 6.80 lbs 2545XCDT: 7.0 lbs Windows 98 2-level power-on password, HDD access password, cable lock slot, SecureSleep (screen blank), keyboard lock, DMI 2.0 BIOS support, Wired for management V1.1a, ACPI, Toshiba configuration builder CD, Year 2000 compliance: NSTL hardware tested 1 year parts, labor and battery Processor: Memory: Drive(s): Display: Video: Audio: Communication: Expansion: Keyboard: Battery: Weight: Operating System: Security/Management: Warranty: Toshiba TRR Page 1 4/00, Satellite Satellite 2540CDS / 2545CDS Exploded Upper View Toshiba TRR Page 2 4/00, Satellite Satellite 2540CDS / 2545CDS Exploded Lower View Toshiba TRR Page 3 4/00, Satellite Satellite 2540CDS / 2545CDS Part Numbers Ref. # Code C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 Part # PAS254UA PAS254U-S2CW8 PAS254U-S2CW8B PAS254U-S6CW8 PAS254U-S6CW8B PAS254S-S2CW8 P000274150 P000276510 P000294270 P000278270 P000282130 P000266660 P000274160 P000276520 P000294280 P000274170 P000276530 P000294290 P000274180 P000276540 P000294300 P000274190 P000276550 P000294310 P000274200 P000276560 P000294320 P000268810 (reserved) (reserved) P000268820 P000270540 P000270550 P000270560 P000220160 P000263870 P000271950 P000262190 P000282650 P000257600 UE2005P01KB-SP P000264090 P000257680 P000257590 P000257580 PA2487URG P000220230 P000268840 P000264100 P000264110 P000268850 PA2450U P000182200 P000264130 P000264140 P000264150 P000264160 P000264170 P000264180 P000220300 P000268860 (reserved) P000264070 P000264200 P000264210 P000264220 P000264230 P000264240 P000264250 Description 2540CDS/4.3 2540CDS/4.3 (WIN98) 2540CDS/4.3 (WIN98) REMFG 2545CDS/4.3 (WIN98) 2545CDS/4.3 (WIN98) REMFG 2540CDS/4.3 SPAN (WIN98) PCB FHSAM1 PCB FHSAM1 PCB FHSAM1 LOCKING PIECE LOCKING PIECE CARDBUS SLOT PCB FHSSD1 PCB FHSSD1 PCB FHSSD1 PCB FHSHD1 PCB FHSHD1 PCB FHSHD1 PCB FHSCD1 PCB FHSCD1 PCB FHSCD1 PCB FHSSW1 PCB FHSSW1 PCB FHSSW1 PCB FHSVR1 PCB FHSVR1 PCB FHSVR1 PCB FHSMD1 COLOR LCD Mod. FL TUBE SCREW PET TAPE FL INVERTER HDD UNIT (4.3GB) HDD UNIT (4.3GB) HDD UNIT (4.3GB) HDD UNIT (4.3GB) Kybd UNIT Kybd UNIT (SPANISH) MEMBRANE SWITCH STICK CAP SET FDD 3.5 INCH CD-ROM DRIVE Batt. PACK NI-MH Batt. NI-MH Batt. 28-8 DC FAN SPEAKER SPEAKER Univ. AC ADAPTER AC CORD SET PS HARNESS SWITCH HARNESS FDD HARNESS HDD HARNESS CD HARNESS SD HARNESS MODULAR CABLE MODULAR JACK HARNESS BASE Assy Batt. CASE Assy Batt. SPRING Assy SWITCH LOCK LEVER PCMCIA LOCK LEVER POWER SWITCH Assy Mem. COVER PIR Comments Sat. 2540CDS/4.3 Sat. 2540CDS/4.3 (Windows 98) Sat. 2540CDS/4.3 (Windows 98) Remf. Sat. 2545CDS/4.3 (Windows 98) Sat. 2545CDS/4.3 (Windows 98) Remf. Sat. 2540CDS/4.3 Spanish Version (Windows 98) Sys. Board with CPU and Heatsink, B36082521065 Sys. Board with CPU and Heatsink, B36082521096 Sys. Board with CPU and Heatsink, B36082521553 Plastic piece to help keep processor locked in place Plastic piece to help keep processor locked in place PC Card Slot, Connects to Sys. Board, G36220279063 Sound Board, B36082531064 Sound Board, B36082531095 Sound Board, B36082531552 HDD/Batt. Board, B36082541063 HDD/Batt. Board, B36082541094 HDD/Batt. Board, B36082541551 CD-ROM Conn. Board, B36082551062 CD-ROM Conn. Board, B36082551093 CD-ROM Conn. Board, B36082551550 Display Sensor Switch Board, B36082561061 Display Sensor Switch Board, B36082561092 Display Sensor Switch Board, B36082561559 DSTN Contrast Board, B36082571060 DSTN Contrast Board, B36082571091 DSTN Contrast Board, B36082571558 Modem Board, B36082501012 (U, C, Z) Sharp LM130SS1T579, 13.0" SVGA DSTN, VF2017P01 1A 1A-1 1A-2 N/S N/S 1A1 1B 1B-1 1B-2 1C 1C-1 1C-2 1D 1D-1 1D-2 1E 1E-1 1E-2 1F 1F-1 1F-2 2 3 4-8 9 9A 9B 9C 10 11 11-1 11-2 11-3 12 12-A 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33-34 35 35A 35B 35C 35D 35E 35F CEE CDA CBA CEE CEE CEE CEE CEE CEE CEE CEE CEE CEE Tosh. Thin-type MK4309MAT, HDD2134G CEE Fujitsu MHF2043AT, ZA2113P01 CEE IBM DKLA-24320, ZA2059P01 CEE IBM ZA2142P02 UE2005P02 (U, C, A, L, Z, Q) Spanish style keyboard for Latin American units Teac FD-05HG-5718, ZA1209P05 Teac CD-224E-A30, 24X, ZA2055P02 Lithium-Ion, 10.8V, 4,000mAh with Recycle Label Backup (SUB) Batt., Varta 7.2V, 30mAh, P71007004049 RTC Batt. (small), 2.4V, 15mAh P710035009115 Input: 100-240VAC 0.95-0.55A 50/60Hz, Output: 15VDC 3A, (U, C, Z) U,C,Z U,C,Z,E U,C,Z,E Toshiba TRR Page 4 4/00, Satellite Satellite 2540CDS / 2545CDS Part Numbers, (cont.) Ref. # Code 35G 35H 35I 35J 36-39 40 40A 40AA 40AB 40AC 40AD 40AE 40AF 40B 40BA 40BB 40C 40D 40E 40F 40G 40H 40I 40J 40K 40L 40M 41 41A 42 43 44 45 46 47 48 48-A 49 50 51 52 53 54 55 56 57 57-A 58 59 60 61-65 66 67-100 101 102 103 104 105 106 106-1 107 108 109 110 111 112 113 114 115 116 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 Part # P000247320 (reserved) P000258980 P000264260 (reserved) P000268830 P000269650 P000264280 P000264290 P000269740 P000269750 P000270530 P000267120 P000269660 P000269670 P000264320 P000269680 P000269690 P000269700 P000269710 P000269720 P000247470 P000264380 P000270020 P000270030 P000269760 P000269770 P000268870 P000266750 P000264400 P000264410 P000264420 P000264430 P000273160 P000270410 P000268880 P000264460 P000270420 P000264480 P000264490 P000264500 P000264510 P000264520 P000258050 P000264540 NP2540CDS NP2545CDS P000267130 Not Available P000270430 (reserved) P000274870 (reserved) P000215140 P000261930 P000207940 P000267140 P000227770 P000209920 P000239510 P000261210 P000233430 P000261220 P000267150 P000254870 P000273730 P000267160 P000261900 P000256890 P000207950 Description FIR COVER BOTTOM CUSHION INSULATOR, SUB Batt. COVER Assy COVER SUB Assy SPEAKER NET, LEFT SPEAKER NET, RIGHT LOWER HINGE, LEFT LOWER HINGE, RIGHT AL TAPE HINGE BRACKET, RIGHT LCD COVER SUB Assy LCD LATCH Assy Tosh. BADGE 38 LCD HARNESS INVERTER HARNESS HINGE COVER, LEFT HINGE COVER, RIGHT LCD SENSOR SPRING SPRING, Kybd EARTH SCREW SEAL UPPER HINGE, LEFT UPPER HINGE, RIGHT EMI GASKET EMI GASKET LCD MASK Assy LCD CUSHION SHUTTER Assy USB COVER HDD COVER Kybd HOLDER IPS BUTTON Kybd TOP COVER RJ11 HOLDER RJ11 DUMMY FDD BRACKET HDD BRACKET CD-ROM BRACKET CD-ROM HOLD BRACKET IPS HOLD PLATE Kybd HOLD BRACKET LCD MASK SEAL BASE U INSULATOR PRODUCT SEAL PRODUCT SEAL Batt. Conn. COVER MODEM STUD SPACER Assy SCREW M2X3C GRIP SCREW M2X4BN SCREW M2X6Z GRIP SCREW M2X16BN SCREW M2.5X2.6B SCREW M2.5X4Z SCREW M2.5X5Z GRIP SCREW M2.5X4BN SCREW M2.5X6Z GRIP SCREW M2.5X6BN GRIP SCREW M2.5X20BN GRIP SCREW M3X4Z TG SCREW M2X4Z TG SCREW M2.5X3C TG SCREW M2.5X4Z TY SCREW M2.5X6BZ GRIP SCREW M2X4Z PIR Comments WITH MODEM W/O MODEM "2540CDS" "2545CDS" Screws used to mount Hinge Assy to Top Cover Assy Toshiba TRR Page 5 4/00, Satellite Satellite 2540CDS / 2545CDS Part Numbers, (cont.) Ref. # Code Part # Description PIR Comments 117 OP1 OP1 OP1 OP2 OP3 OP4 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 C1D9 P000259980 KTT650/32 KTT650/64 KTT305/128 PA2450U PA2487URG PA2488U GRIP SCREW M2X5Z 32MB Mem. Mod. 64MB Mem. Mod. 128MB Mem. Mod. Univ. AC ADAPTER Batt. PACK Batt. CHARGER Kingston 32MB EDO DRAM Mem. Mod. Kingston 64MB EDO DRAM Mem. Mod. Kingston 128MB EDO DRAM Mem. Mod. Input: 100-240VAC 0.95-0.55A 50/60Hz, Output: 15VDC 3A, (U, C, Z) Lithium-Ion, 10.8V, 4,000mAh with Recycle Label C,Z,Q Toshiba TRR Page 6 4/00, Satellite Satellite 2545XCDT Exploded Upper View Toshiba TRR Page 7 4/00, Satellite Satellite 2545XCDT Exploded Lower View Toshiba TRR Page 8 4/00, Satellite Satellite 2545XCDT Part Numbers Ref. # Code C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D9 C1D9 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 Part # PAS254UB PAS254U-T6CW8 PAS254U-T6CW8B P000274290 P000279050 P000294210 P000278270 P000282130 P000266660 P000274300 P000279060 P000294220 P000274310 P000279070 P000294230 P000274320 P000279080 P000294240 P000274330 P000279090 P000294250 P000268810 (reserved) (reserved) P000260610 P000261390 P000261400 P000246170 P000222400 P000222410 (reserved) P000274340 P000257540 P000263870 P000271950 P000262190 P000282650 P000257600 UE2005P01KB-SP P000264090 P000257680 P000257590 P000257580 PA2487URG P000220230 P000268840 P000264100 P000264110 P000268850 PA2450U P000182200 P000264130 P000264140 P000264150 P000264160 P000264170 P000264180 P000220300 P000268860 (reserved) P000264070 P000264200 P000264210 P000264220 P000264230 P000264240 P000264250 P000247320 (reserved) P000258980 P000264260 Description 2545XCDT/4.3 2545XCDT/4.3 (Win98) 2545XCDT/4.3 (Win98) REmfg PCB FHSAM1 PCB FHSAM1 PCB FHSAM1 LOCKING PIECE LOCKING PIECE CARDBUS SLOT PCB FHSSD1 PCB FHSSD1 PCB FHSSD1 PCB FHSHD1 PCB FHSHD1 PCB FHSHD1 PCB FHSCD1 PCB FHSCD1 PCB FHSCD1 PCB FHSSW1 PCB FHSSW1 PCB FHSSW1 PCB FHSMD1 COLOR LCD Mod. FL TUBE COVER & TAPE FILAMENT TAPE SCREW M2X2.3 SCREW M2X3 FL INVERTER FL INVERTER HDD UNIT (4.3GB) HDD UNIT (4.3GB) HDD UNIT (4.3GB) HDD UNIT (4.3GB) Kybd UNIT Kybd UNIT (SPANISH) MEMBRANE SWITCH STICK CAP SET FDD 3.5 INCH CD-ROM DRIVE Batt. PACK NI-MH Batt. NI-MH Batt. 28-8 DC FAN SPEAKER SPEAKER Univ. AC ADAPTER AC CORD SET PS HARNESS SWITCH HARNESS FDD HARNESS HDD HARNESS CD HARNESS SD HARNESS MODULAR CABLE MODULAR JACK HARNESS BASE Assy Batt. CASE Assy Batt. SPRING Assy SWITCH LOCK LEVER PCMCIA LOCK LEVER POWER SWITCH Assy Mem. COVER FIR COVER BOTTOM CUSHION INSULATOR, SUB Batt. PIR Comments Sat. 2545XCDT/4.3 Sat. 2545XCDT/4.3 (Windows 98) Sat. 2545XCDT/4.3 (Windows 98) Remf. Sys. Board with CPU and Heatsink, B36082521072 Sys. Board with CPU and Heatsink, B36082521515 Sys. Board with CPU and Heatsink, B36082521546 Plastic piece to help keep processor locked in place Plastic piece to help keep processor locked in place PC Card Slot, Connects to Sys. Board, G36220279063 Sound Board, B36082531071 Sound Board, B36082531514 Sound Board, B36082531545 HDD/Batt. Board, B36082541070 HDD/Batt. Board, B36082541513 HDD/Batt. Board, B36082541544 CD-ROM Conn. Board, B36082551079 CD-ROM Conn. Board, B36082551512 CD-ROM Conn. Board, B36082551543 Display Sensor Switch Board, B36082561078 Display Sensor Switch Board, B36082561511 Display Sensor Switch Board, B36082561542 Modem Board, B36082501012 (U, C, Z) Sharp 14.1" XGA TFT, VF2011P01 1A 1A-1 1A-2 N/S N/S 1A1 1B 1B-1 1B-2 1C 1C-1 1C-2 1D 1D-1 1D-2 1E 1E-1 1E-2 2 3 4-7 8 8A 8B 8C 8D 8E 9 10 10-1 11 11-1 11-2 11-3 12 12-A 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33-34 35 35A 35B 35C 35D 35E 35F 35G 35H 35I 35J CEE CDA CBA CEE CEE CEE CEE CEE CEE CEE CEE UA0392P07 CBA UA0392P06 Tosh. Thin-type MK4309MAT, HDD2134G CEH Fujitsu MHF2043AT, ZA2113P01 CEH IBM DKLA-24320, ZA2059P01 CEE IBM ZA2142P02 UE2005P02 (U, C, A, L, Z, Q) Spanish style keyboard for Latin American units Teac FD-05HG-5718, ZA1209P05 Teac CD-224E-A30, 24X, ZA2055P02 Lithium-Ion, 10.8V, 4,000mAh with Recycle Label Backup (SUB) Batt., Varta 7.2V, 30mAh, P71007004049 RTC Batt. (small), 2.4V, 15mAh P710035009115 Input: 100-240VAC 0.95-0.55A 50/60Hz, Output: 15VDC 3A, (U, C, Z) U,C,Z U,C,Z U,C,Z Toshiba TRR Page 9 4/00, Satellite Satellite 2545XCDT Part Numbers, (cont.) Ref. # Code 36-39 40 40A 40AA 40AB 40AC 40AD 40AE 40AF 40B 40BA 40BB 40C 40D 40E 40F 40G 40H 40I 40J 40K 40L 40M 41 41A 42 43 44 45 46 47 48 48-A 49 50 51 52 53 54 55 56 57 58 59 60 61-63 64 65 66 67-100 101 102 103 104 105 106 106-1 107 108 109 110 111 112 113 114 115 116 117 OP1 OP1 OP1 Part # (reserved) P000274350 P000269650 P000264280 P000264290 P000269740 P000269750 P000270530 P000267120 P000274360 P000269670 P000264320 P000271140 P000271150 P000269700 P000269710 P000269720 P000247470 P000264380 P000271160 P000271170 P000269760 P000269770 P000270990 P000266750 P000264400 P000264410 P000264420 P000264430 P000273160 P000270410 P000268880 P000264460 P000270420 P000264480 P000264490 P000264500 P000264510 P000264520 P000274760 P000264540 NP2545XCDT P000267130 Not Available P000270430 (reserved) P000273710 (reserved) P000274870 (reserved) P000215140 P000261930 P000207940 P000267140 P000227770 P000209920 P000239510 P000261210 P000233430 P000261220 P000267150 P000254870 P000273730 P000267160 P000261900 P000256890 P000207950 P000259980 KTT650/32 KTT650/64 KTT305/128 Description PIR Comments C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 C1D8 COVER Assy COVER SUB Assy SPEAKER NET, LEFT SPEAKER NET, RIGHT LOWER HINGE, LEFT LOWER HINGE, RIGHT AL TAPE HINGE BRACKET, RIGHT LCD COVER SUB Assy LCD LATCH Assy Tosh. BADGE 38 LCD HARNESS INVERTER HARNESS HINGE COVER, LEFT HINGE COVER, RIGHT LCD SENSOR SPRING SPRING, Kybd EARTH SCREW SEAL UPPER HINGE, LEFT UPPER HINGE, RIGHT EMI GASKET EMI GASKET LCD MASK Assy LCD CUSHION SHUTTER Assy USB COVER HDD COVER Kybd HOLDER IPS BUTTON Kybd TOP COVER RJ11 HOLDER RJ11 DUMMY FDD BRACKET HDD BRACKET CD-ROM BRACKET CD-ROM HOLD BRACKET IPS HOLD PLATE Kybd HOLD BRACKET LCD MASK SEAL BASE U INSULATOR PRODUCT SEAL Batt. Conn. COVER MODEM STUD LCD EARTH SPRING SPACER Assy SCREW M2X3C GRIP SCREW M2X4BN SCREW M2X6Z GRIP SCREW M2X16BN SCREW M2.5X2.6B SCREW M2.5X4Z SCREW M2.5X5Z GRIP SCREW M2.5X4BN SCREW M2.5X6Z GRIP SCREW M2.5X6BN GRIP SCREW M2.5X20BN GRIP SCREW M3X4Z TG SCREW M2X4Z TG SCREW M2.5X3C TG SCREW M2.5X4Z TY SCREW M2.5X6BZ GRIP SCREW M2X4Z GRIP SCREW M2X5Z 32MB Mem. Mod. 64MB Mem. Mod. 128MB Mem. Mod. For units with a modem For units without a modem "2545XCDT" Screws used to mount Hinge Assy to Top Cover Assy Kingston 32MB EDO DRAM Mem. Mod. Kingston 64MB EDO DRAM Mem. Mod. Kingston 128MB EDO DRAM Mem. Mod. Toshiba TRR Page 10 4/00, Satellite Satellite 2545XCDT Part Numbers, (cont.) Ref. # Code OP2 OP3 OP4 C1D8 C1D8 C1D8 Part # PA2450U PA2487URG PA2488U Description Univ. AC ADAPTER Batt. PACK Batt. CHARGER PIR Comments Input: 100-240VAC 0.95-0.55A 50/60Hz, Output: 15VDC 3A, (U, C, Z) Lithium-Ion, 10.8V, 4,000mAh with Recycle Label C,Z,Q Toshiba TRR Page 11 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview The information offered in this section is an overview of the Maintenance Manual, Chapter 4, Replacement Procedures. If you have any questions or concerns regarding the proper procedure please refer to the Maintenance Manual through the Toshiba Service and Support Website before you proceed. This section explains how to remove Field Replaceable Units (FRUs). It may not be necessary to remove all the FRUs in order to replace one. The chart is a guide to which FRUs need to be removed in order to remove others. The section numbers on the chart refer to the sections in the Maintenance Manual, Chapter 4. Always start by removing the battery pack, next, optional items such as the optional PC card and optional memory module, then follow the line on the chart to determine which FRU you must remove next in order to repair the one you think is causing the computer to operate improperly. î To remove the battery pack, follow the steps below. 1. Turn the computer upside down. 2. Slide the battery latch to release it, then pull the battery cover slightly forward and lift it out. 3. Lay the battery cover upside down. Push the latches to the outside and lift out the battery pack. NOTE: For environmental reasons, do not throw away a spent battery pack. Please return the spent battery packs to Toshiba. To remove the PC card, follow the steps below. 1. Release the PC card lock located under the PC card slot. 2. Pull out the eject button next to the PC card you want to remove and press the button to pop the card out slightly. 3. Grasp the PC card and remove it. Toshiba TRR Page 12 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. ê è To remove the keyboard, follow the steps below. 1. Open the display panel. 2. Lift out the keyboard brace. 3. Remove one M2x4 screw and lift off the keyboard metal brace. 4. Lift the keyboard out and lay it face up on the palm rest. Be careful not to apply pressure to the keyboard cable. 5. Remove one M2.5x4 black screw and lift off the keyboard top cover between the speekers, releasing six latches. 6. Disconnect the keyboard cable from PJ11 on the system board and remove the keyboard. To remove the expansion memory, make sure the computer is in boot mode, then follow the steps below. 1. Turn the computer upside down. 2. Remove two M2x4 black screws and lift off the expansion memory slot cover. 3. Gently press out on the latches. One end of the expansion memory will pop up. 4. Grasp the expansion memory and pull it out. CAUTION: Do not touch the connectors on the expansion memory or on the computer. Debris on the connectors may cause memory access problems. î Toshiba TRR Page 13 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. í è To remove the HDD, follow the steps below. 1. Turn the computer upside down. 2. Remove one M2.5x6 black screw and lift off the HDD slot cover. 3. Remove one M2.5x4 black screw securing the HDD in the HDD slot. 4. Grasp the HDD bracket handle and pull it forward to disconnect and take out the HDD. 5. Remove four M3x4 flat-head screws from the HDD bracket and lift out the HDD. NOTE: It is not necessary to remove the HDD bracket except when replacement of the HDD is required. To install the HDD, follow the steps below. 1. Seat the HDD in the HDD bracket and secure it with four M3x4 flat-head screws. 2. Insert the HDD into the HDD slot and press to ensure a firm connection. 3. Secure the HDD with one M2.5x4 screw. 4. Seat the HDD slot cover and secure two latches. 5. Secure the HDD slot cover with one M2.5x6 black screw. To remove the modem board, follow the steps below. 1. Remove one M2x4 screw and two M2x3 screws that fastens the modem board. 2. Lift up the right side of the modem board, exercising care about the connector PJ305 indicated by dotted lines in the figure, and remove the modem board. 3. Disconnect the modem cable from PJ2 on the modem board. NOTE: Referring to the removing and installing the modem jack with the modem cable, please see section on HDD/Battery Board. Toshiba TRR Page 14 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. To remove the top cover and display assembly, follow the steps below. 1. Turn the computer upside down and remove the following twelve screws: · Four M2.5x20 black screws · Two M2.5x6 black screws · Five M2.5x4 black screws (from the battery slot and back of the computer) · One M2x16 black screw 2. Turn the computer right side up and open the display. 3. Remove two M2.5x20 black screws and one M2.5x4 black screw securing the top cover. 4. Disconnect the following five cables: · LCD cable from PJ4 · FL cable from PJ5 · Membrane switch cable from PJ10 · Left speaker cable from PJ303 · Right speaker cable from PJ304 5. Lift up the back and left side of the top cover and display assembly about 1 cm to release the left latch on the front (arrow and ). Push to the right (arrow ) to clear the volume control dial. 6. Rotate the top cover and display assembly forward to release the right latch and remove it (arrow ). 7. Remove the plastic stud on the system board. ê è î To remove the HDD/battery board, follow the steps below. 1. Remove the modem jack and cable, if necessary. 2. Remove tape securing the insulator covering the HDD cable. 3. Push the insulator out from a tongue on the HDD/battery board to clear the battery cable. 4. Disconnect the following two cables from the connectors on the HDD/ battery board: · HDD cable from PJ750 · Battery cable from PJ753 5. Remove one M2.5x6 screw and the plastic brace. 6. Lift up the HDD/battery board and disconnect the sensor cable from PJ754 on the HDD/battery board. Toshiba TRR Page 15 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. To remove the FDD, follow the steps below. 1. Disconnect the FDD flexible cable from PJ15 on the system board. 2. Remove one M2.5x4 screw and the modem stud securing the FDD and remove the FDD, exercising care about the tongue on the front side of the computer body. 3. Remove four M2.5x3 black screws securing the FDD to the FDD case and separate the FDD from its case. 4. Disconnect the FDD flexible cable from the FDD. î î To remove the CD-ROM drive, follow the steps below. 1. Disconnect the CD-ROM flexible cable form PJ301 on the system board. 2. Remove one M2.5x4 screw securing the CD-ROM drive. 3. Slide out the CD-ROM drive. 4. Remove two M2x6 screws securing the CD-ROM connector board. 5. Separate the CD-ROM connector board and CD-ROM connector brace from the CD-ROM drive. 6. Disconnect the CD-ROM flexible cable from PJ760 on the CD-ROM connector board. 7. Remove two M2x3 silver screws securing the side brace on the CD-ROM drive and separate the site brace. Toshiba TRR Page 16 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. To remove the RTC battery and backup battery, follow the steps below. 1. Lift up the insulation sheet covering the RTC and backup batteries. 2. Remove tape securing the RTC battery cable and backup battery cable. 3. Disconnect the RTC battery cable from PJ702 on the sound board. 4. Disconnect the backup battery cable from PJ701 on the sound board. 5. Lift out the RTC battery and backup battery. WARNING: If you replace the RTC battery or backup battery, be sure to use only batteries recommended by Toshiba. Installation of the wrong battery can cause the battery to explode or otherwise cause damage. To remove the sound board, follow the steps below. 1. Disconnect the following cables from the connections on the sound board: · Sound cable from PJ700 · Backup cable from PJ701 · RTC battery cable from PJ702 2. Remove one M2.5x4 screw. 3. Lift up the left sound board. To remove the sensor board, follow the steps below. 1. Remove one M2x4 screw. 2. Lift up the sensor board. 3. Disconnect the sensor cable from PJ754 on the sensor board. Toshiba TRR Page 17 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. To remove the membrane switch, follow the steps below. 1. Remove two M2x4 screws securing the membrane switch. 2. Lift up the membrane switch cover. 3. Lift up the membrane switch. è ê To remove the system board, follow the steps below. 1. Remove the insulator and disconnect the sound cable from PJ700 on the sound board. 2. Remove seven screws securing the system board and PC card slot cover as follows: · Two M2.5x4 flat-head screws · Four M2.5xscrews · One M2.5x6 screw 3. Rotate out the system board from the front side to clear the USB port opening. Take out the PC card slot cover. 4. Disconnect the following cables from the front and back side of the system board: · HDD/battery cable from PJ300 (front) · Battery power cable from PJ501 (front) · Sound cable from PJ302 (back) ê è Toshiba TRR Page 18 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. To remove the cooling fan, follow the steps below. 1. Remove tape covering PJ1 and the fan cable. 2. Disconnect the fan cable from PJ1 on the system board. 3. Remove two M2.5x3 silver flat-head screws securing the cooling fan. 4. Take out the cooling fan from the system board. To remove the speakers, follow the steps below. 1. Remove two M2x4 flat-head screws securing each speaker. 2. Remove the tape securing speaker cables, and lift out the speaker. î To remove the display mask, follow the steps below. 1. Remove two mask seals at the hinges to expose two screws securing the display mask. 2. Remove two M2.5x6 screws that were covered by the mask seals. 3. A total of 22 snaps secure the display mask. Carefully insert your fingers between the mask and the LCD panel and pry open the snaps. Start with the six snaps at the bottom of the display mask. 4. Continue unsnapping the display mask along the sides (five snaps on each side), and the top (six snaps). î Toshiba TRR Page 19 Images continued on the next page. 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. è è è To remove the DSTN FL inverter board, follow the steps below. 1. Remove the two M2.5x6 screws securing the FL inverter board. 2. Carefully lift up the FL inverter board and disconnect the FL cable from CN1 and the HV cable from CN2. To remove the TFT FL inverter board, follow the steps below. 1. Remove the tape securing the HV cable 2. Remove one M2x4 screw securing the FL inverter board. 3. Carefully lift up the FL inverter board and disconnect the FL cable from CN1 and the HV cable from CN2. Toshiba TRR Page 20 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. To remove the DSTN LCD module and contrast board, follow the steps below. 1. Remove the four M2.5x6 screws securing the LCD module. 2. Rotate the LCD module from the right to the left out of the LCD cover. Be careful not to apply pressure to the LCD cable. 3. Remove one M2.5x6 screw securing the contrast board. 4. Disconnect the contrast board cable from the contrast board and lift out the board. î To remove the 12.1" TFT LCD module, follow the steps below. 1. Remove the four M2.5x6 screws securing the LCD module. 2. Rotate the LCD module from the right to the left out of the LCD cover. Be careful not to apply pressure to the LCD cable. To remove the 14.1" TFT LCD module, follow the steps below. 1. Remove four mask seals to expose four screws securing the LCD module. 2. Remove the four M2x5 screws securing the LCD module. 3. Rotate the LCD module from the front side to the back side out of the LCD cover. Be careful not to apply pressure to the flexible cable. 4. Disconnect the LCD cable from the LCD module. Toshiba TRR Page 21 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. To remove the model 13.0 (Make: SHARP) DSTN FL, follow the steps below. 1. Fold out twenty tabs on the sides of the LCD module along the bezel. 2. Remove six screws securing the back plate to the LCD module. 3. Remove the back plate off the LCD module. 4. Remove tape securing the FL cable to the classis of the LCD module. 5. Open the lamp reflector sheet covering the FL and lift up the FL. ê è To install the model 13.0 (Make: SHARP) DSTN FL, follow the steps below. 1. Seat the FL in the FL slot along the groove and lay the lamp reflector sheet in place. Make sure that the HV cable is completely laid in along the groove of the chassis, and turned at the chassis hooks. 2. Adhere tape on the chassis rib first and fold it to the side of the chassis. 3. Seat the back plate on the LCD module. 4. Secure the back plate with six screws. 5. Fold back twenty tabs along the bezel on the side of the LCD module. Toshiba TRR Page 22 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. To remove the model 12.1 (Make: DTI) TFT FL, follow the steps below. CAUTION: Do not disassemble or modify the FLs that are in normal operating condition. Otherwise, there is the danger of electric shock, and combustion of and damage to the circuits and parts by disassembly. 1. Remove insulation sheets 1 and 2. Carefully remove insulation sheet 1 because it will be reused. NOTE: Observe the local regulations in disposing of waste FLs. î 2. 3. 4. 5. 6. 7. 8. Turn the LCD module over face down and remove the four following screws. · Two M2.6x3.8 screws · Two M2.6x2.8 black screws Fold out the tabs of the LCD frame. Remove the LCD frame, exercising care about the latches. Disconnect the FPC connector. Remove one M2x2 black screw that secures the PCB. Remove the cell with the PCB, exercising care about the doublecoated tape. Remove the two prism sheets from the backlight. í CAUTION: Do not touch the prism sheets with a bare hand because they could be easily damaged. Be careful not to expose them to dirt or other foreign matter. Remove the photoconductor from the lamp reflector in the arrow direction. 10. Remove the sheet that secures the cable. 11. While paying attention to the latches on both sides of the FL, remove the FL from the frame. 9. CAUTION: The FL is secured with doublecoated tape, and must be removed carefully not to subject it to deformation. î Images continue on the next page. è Toshiba TRR Page 23 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. è è í To remove the Model 12.1 (Make: SHARP) TFT FL, follow the steps below. 1. Turn the LCD module upside down and remove the insulation and the polyimide tape securing the FL cover. When you remove the insulation, be careful not to remove the filament tape securing the LCD segment-driver circuit board to the plastic frame. 2. Remove three long flat-head screws securing the LCD frame. CAUTION: When you remove the FL, be careful not to let any dust or other foreign matter contaminate the LCD panel. Any contamination can affect the performance of the unit. 3. Release three latches securing the LCD frame. î CAUTION: When you remove the LCD frame, be careful to hold the glass panel in place to prevent it from falling. 4. 5. 6. 7. 8. Release two latches securing the LCD frame and separate the frame from the module. Remove two short flat-head screws securing the FL cover. Release four latches securing the FL cover and remove the cover. Hold the glass panel and pull the HV cable out of its groove. Lay back the plastic reflector sheet and remove the FL from its groove. î Toshiba TRR Page 24 Images continued on the next page. 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. è è í To remove the model 14.1 (Make: SHARP) TFT FL, follow the steps below. 1. Turn the LCD module over face down and remove the cover and tape. CAUTION: Exercise care during FL removal not to let dust or other foreign matter into the LCD panel. Foreign matter is detrimental to the display quality of the LCD. 2. 3. 4. 5. 6. 7. Remove two screws. Release the two latches. Remove four screws. Turn the LCD module face up and remove the LCD frame. Turn the LCD module over face down and remove one screw. Remove the FL cover and the FL. í î Toshiba TRR Page 25 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. To remove the model 14.1 (Make: Samsung) TFT FL, follow the steps below. 1. Remove tape on the bottom side and four flat-head screws on the right and left side of the chassis. CAUTION: Exercise care during FL removal not to let dust or other foreign matter into the LCD panel. Foreign matter is detrimental to the display quality of the LCD. 2. Release eight hooks (two each on the right and left side and four on the bottom side) and remove chassis from the LCD module starting from the bottom end. Turn the LCD module over face down and remove two M2x2.5 flat-head screws securing the back cover to the LCD module. ê 3. CAUTION: When you release latches on the mold frame, be careful not to apply pressure to the FL. The FL can be damaged easily. 4. Turn the LCD module over face up and press the top of the mold frame hooks to release latches on the mold frame and to remove back cover. Pull the HV cable out of it groove, lay back the plastic reflector sheet and remove the FL from its groove. 5. ê î í Toshiba TRR Page 26 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. To remove the DSTN LCD cable, contrast board cable and FL cable, follow the steps below. 1. Remove two mask seals. 2. Remove four pieces of tape securing the contrast board cable and DSTN LCD cable to the LCD cover. 3. Remove the following to remove the FL cable metal brace with a gasket and DSTN LCD cable metal brace and to separate the top cover from the body: · Three M2.5x4 screws · Four M2.5x6 screws 4. Lift up and remove the plastic cable brace, pressing against the back of the top cover to release latches. 5. Remove the tape securing the DSTN LCD cable and FL cable to the back of the top cover. 6. Pull out and remove the DSTN LCD cable and FL cable with the gasket. î To remove the 12.1" TFT LCD cable and FL cable, follow the steps below. 1. Remove one mask seal. 2. Remove tape securing the FL cable to the LCD cover. 3. Remove the following to remove the FL cable metal brace and TFT LCD cable metal brace and to separate the LCD cover from the top cover: · Two M2.5x6 screws · Two M2.5x4 screws · Two M2x4 screws 4. Lift up and remove the plastic cable brace, pressing against the back of the top cover to release latches. 5. Remove the tape securing the TFT LCD cable to the back of the top cover. 6. Pull out and remove the TFT LCD/FL cable and the gasket. ê è Toshiba TRR Page 27 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Disassembly Overview, cont. To remove the 14.1" LCD cable and FL cable, follow the steps below. 1. Remove two mask seals. 2. Remove the following screws to remove the FL cable metal brace with a gasket and the TFT LCD cable metal brace and to separate the LCD cover from the top cover. · Two M2.5x2.6 screws securing the hinges at both sides of the LCD cover. · Four M2.5x6 screws 3. Lift up and remove the plastic cable brace, pressing against the back of the top cover to release latches. 4. Remove tape securing the TFT LCD cable and FL cable to the back of the top cover. 5. Pull out and remove the TFT LCD cable and FL cable with the gasket. î Toshiba TRR Page 28 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Interrupts / Memory Map Interrupt Assignments Interrupt -- Level Assigned to: NMI RAM Parity Error, I/O Channel Error 0 Timer 1 Keyboard 2 PIC 2 for level 8 to 15 1 3 COM 2/4* 4 COM 1/3* 5 Sound system*, LPT 2* 6 FDC 7 LPT 1/3* 8 RTC 9 Reserved 10 Reserved 2 11 Reserved 12 PS/2 Mouse 13 Math co-processor 14 Primary IDE* 15 CD-ROM* * These I/O assignments are controlled by PnP OS or system setup as shown below: IRQ level IDE Serial port Parallel Port Sound System PCI Bus 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡ ¡¡¡ ¡ ¡ ¤¤¡ ¡ ¡ ¡ ¡ ¡ ¤ ¡ ¡ ¡¡¡ ¡ ¡ ¤: Default setting, ¡: Possible setting ** A component of the sound system - available only when the computer is attached to the Enhanced Port Replicator III. System Memory Map Address range Space (Kbytes) '00000000' to '0009FFFF' 640 '000A0000' to '000BFFFF' '000C0000' to '000E3FFF' '000E4000' to '000EFFFF' '00F0000' to '000FFFFF' '00100000' to '03FFFFFF' 128 144 48 64 64,512 Use Conventional memory Video RAM Not used (PCI/ISA) VGA BIOS ROM System BIOS-ROM (Shadow RAM) System working memory Optional working memory Memory expansion in expansion port 64 64 System management RAM System BIOS ROM (duplicated) '04000000' to '0BFFFFFF' 131,072 (max.) '0C000000' to 'FFFDFFFF' 'FFFE0000' to 'FFFEFFFF' 'FFFF0000' to 'FFFFFFFF' Toshiba TRR Page 29 4/00, Satellite Satellite 2540CDS / 2545CDS / 2545XCDT Input/Ouput Port Assignments Port Map Port address '000' to '01F' '020' to '03F' '040' to '05F' '060' to '06F' '070' to 07F' '080' to '09F' '0A0' to '0BF' '0C0' to '0DF' '0E0' to '0EF' '0F0' to '0FF' '100' to '16F' '170' to '177' '178' to '1EF' '1F0' to '1F7' '1F8' to '1FF' '200' to '207' '208' to '21F' '220' to '22F' '230' to '277' '278' to '27F' '280' to '2E7' '2E8' to '2EF' Device/function 82C37: DMAC #1 82C59: PIC #1 82C54: PIT KBC / System Status RTC / NMI Mask Register DMA Page Register 82C59: PIC #2 82C37: DMAC #2 Special Register Math Coprocessor Not used Secondary IDE* Not Used Primary IDE* Not used Not used Not used Sound System* (SBP) Not used Parallel Port* (LPT2) Not used Serial Port (COM4) Port address '2F0' to '2F7' '2F8' to '2FF' '300' to '30F' '310' to '32F' '330' to '337' '338' to '36F' '370' to '377' '378' to 37F' '380' to '387' '388' to '38B' '38C' to '3AF' '3B0' to '3BB' '3BC' to '3BF' '3C0' to '3DF' '3E0' to '3E7' '3E8' to '3EF' '3F0' to '3F7' '3F8' to '3FF' '400' to '47F' '480' to '49F' '4A0' to '52F' '530' to '527' Device/function Not Used Serial Port* (COM2) FIR Not used Sound System (MPU401) Not used Sound System (Controller) Parallel Port* (LPT1) Not used Sound System (OPL3) Not used VGA Parallel Port* (LPT3) VGA PC Card Controller Serial Port* (COM3) FDC* / Primary IDE* Serial Port* (COM1) Not Used DMA Hi-Page Register Not Used Sound System * (WSS) * These port addresses can be specified by System Setup. Toshiba TRR Page 30 4/00, Satellite