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User manual ACER AA21000
Diplodocs help download the user guide ACER AA21000.
This product, although classified under the brand ACER, may have been manufactured by EMACHINES, GATEWAY after mergers, acquisitions, or a change in name.
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User guide ACER AA21000
Detailed instructions for use are in the User's Guide. $FHU$OWRV
System Guide
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Copyright © 1999 by Acer Incorporated. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of this company.
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This company makes no representations or warranties, either expressed or implied, with respect to the contents hereof and specifically disclaims any warranties, merchantability or fitness for any particular purpose. Any software described in this manual is sold or licensed "as is". Should the programs prove defective following their purchase, the buyer (and not this company, its distributor, or its dealer) assumes the entire cost of all necessary servicing, repair, and any incidental or consequential damages resulting from any defect in the software. Further, this company reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation to notify any person of such revision or changes.
All brand and product names mentioned in this manual are trademarks and/or registered trademarks of their respective companies.
ii
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1. 2. 3. Read these instructions carefully. future reference. Save these instructions for Follow all warnings and instructions marked on the product. Unplug this product from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning. Do not use this product near water. Do not place this product on an unstable cart, stand, or table. The product may fall, causing serious damage to the product. Slots and openings in the cabinet and the back or bottom are provided for ventilation; to ensure reliable operation of the product and to protect it from overheating, these openings must not be blocked or covered. The openings should never be blocked by placing the product on a bed, sofa, rug, or other similar surface. This product should never be placed near or over a radiator or heat register, or in a built-in installation unless proper ventilation is provided. This product should be operated from the type of power indicated on the marking label. If you are not sure of the type of power available, consult your dealer or local power company. This product is equipped with a 3-wire grounding-type plug, a plug having a third (grounding) pin. This plug will only fit into a grounding-type power outlet. This is a safety feature. If you are unable to insert the plug into the outlet, contact your electrician to replace your obsolete outlet. Do not defeat the purpose of the grounding-type plug. Do not allow anything to rest on the power cord. Do not locate this product where persons will walk on the cord.
4. 5. 6.
7.
8.
9.
iii
10. If an extension cord is used with this product, make sure that the total ampere rating of the equipment plugged into the extension cord does not exceed the extension cord ampere rating. Also, make sure that the total rating of all products plugged into the wall outlet does not exceed 15 amperes. 11. Never push objects of any kind into this product through cabinet slots as they may touch dangerous voltage points or short out parts that could result in a fire or electric shock. Never spill liquid of any kind on the product. 12. Do not attempt to service this product yourself, as opening or removing covers may expose you to dangerous voltage points or other risks. Refer all servicing to qualified service personnel. 13. Unplug this product from the wall outlet and refer servicing to qualified service personnel under the following conditions: a. b. c. d. When the power cord or plug is damaged or frayed If liquid has been spilled into the product If the product has been exposed to rain or water If the product does not operate normally when the operating instructions are followed. Adjust only those controls that are covered by the operating instructions since improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the product to normal condition. If the product has been dropped or the cabinet has been damaged If the product exhibits a distinct change in performance, indicating a need for service
e. f.
14. Replace battery with the same type as the product's battery we recommend. Use of another battery may present a risk of fire or explosion. Refer battery replacement to a qualified serviceman.
iv
15. Warning! Battery may explode if not handled properly. Do not recharge, disassemble or dispose of in fire. Keep away from children and dispose of used battery promptly. 16. Use only the proper type of power supply cord set (provided in your keyboard/manual accessories box) for this unit. It should be a detachable type: UL listed/CSA certified, type SJT, rated 6A 125V minimum, VDE approved or its equivalent. Maximum length is 15 feet (4.6 meters).
v
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Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: 1. Reorient or relocate the receiving antenna. 2. Increase the separation between the equipment and receiver. 3. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. 4. Consult the dealer or an experienced radio/television technician for help. Notice 1: The changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Notice 2: Shielded interface cables, if any, must be used in order to comply with the emission limits.
vi
$ERXW WKLV 0DQXDO
Getting Started
This system guide aims to give you all the necessary information to enable you to set up and operate the AcerAltos 21000 system.
Manual Structure
This system guide consists of five chapters and an index. Chapter 1 Getting Started
This chapter helps you get started. It illustrates how to prepare the system for installation, connect the cables, and start up the system. Chapter 2 System Housing
This chapter describes the assembly and disassembly of the system housing. It also shows you how to install the main board, power supply, fan module, storage devices, and other housing components. Chapter 3 System Boards
This chapter describes the main board, the memory board, the SCSI backplane board, and the LCD display module. Also, It introduces the system's unique features and powerful architecture. It includes a brief introduction of the new generation Intel Pentium II Xeon processor that forms the heart of the AcerAltos 21000 system. Chapter 4 BIOS Utility
This chapter explains the BIOS parameter functions. It tells how to configure the system by setting the parameters.
vii
Chapter 5 Diagnostics and Utilities This chapter describes the software utilities that enhance the system's operation and remote operation functions. Appendix A LCD Module Event Log List This chapter shows lists of error messages that can be displayed in the LCD display module.
Conventions
The following are the conventions used in this manual:
Text entered by user
Option Items
Represents text input by the user. Represents options that you can select on the screen. Represent the actual keys that you have to press on the keyboard. NOTE Gives bits and pieces of additional information related to the current topic. CAUTION Gives precautionary measures to avoid possible hardware or software problems. IMPORTANT Reminds you to take specific actions relevant to the accomplishment of procedures.
,
,
, etc.
viii
7DEOH RI &RQWHQWV
Chapter 1 Getting Started
1.1 Preinstallation Requirements............................................... 1-1 1.1.1 Selecting a Site ................................................... 1-1 1.1.2 Checking the Package Contents .......................... 1-2 1.1.3 Preparing the System Unit ................................... 1-3 1.2 Basic Connections............................................................... 1-4 1.2.1 Connecting a Keyboard........................................ 1-4 1.2.2 Connecting a Mouse ............................................ 1-5 1.2.3 Connecting a VGA Monitor .................................. 1-6 1.3 System Startup ................................................................... 1-7 1.4 Power-on Problems............................................................. 1-8
Chapter 2 System Housing
2.1 External and Internal Structure............................................ 2-2 2.1.1 Front Panel.......................................................... 2-2 2.1.2 Rear Panel .......................................................... 2-4 2.1.3 LCD Display Module ............................................ 2-6 2.1.4 Internal Components.......................................... 2-12 2.2 Opening the Housing Panels ............................................. 2-14 2.2.1 Removing the Left and Right Panels.................. 2-14 2.2.2 Opening the Front Panel Door ........................... 2-15 2.3 Installing and Removing Storage Devices ......................... 2-17 2.3.1 Installing and Removing a 3.5-inch Storage Device ............................................................... 2-17 2.3.2 Installing and Removing a 5.25-inch Storage Device.................................................. 2-20
ix
2.4 Installing a Hot-swappable SCSI Drive .............................. 2-23 2.5 Installing and Removing a Hot-swappable Redundant Power Supply Module ....................................................... 2-25 2.6 Installing and Removing a Hot-swappable Redundant Housing Fan ..................................................................... 2-29 2.7 Installing an Expansion Board ........................................... 2-32 2.8 Removing and Installing the Thermal Air Guide ................ 2-34 2.8.1 Removing the Thermal Air Guide....................... 2-34 2.8.2 Reinstalling the Thermal Air Guide .................... 2-35 2.9 Cable Connections............................................................ 2-37
Chapter 3 System Boards
3.1 Main Board ......................................................................... 3-1 3.1.1 Layout ................................................................. 3-3 3.1.2 Jumpers and Connectors ..................................... 3-4 3.1.3 Installing and Removing an Intel Pentium II Xeon CPU............................................................ 3-7 3.1.4 Installing and Removing the Termination Board................................................................. 3-10 3.1.5 Installing and Removing a VRM (Voltage Regulator Module) ............................................. 3-12 3.2 Memory Board .................................................................. 3-14 3.2.1 Layout ............................................................... 3-14 3.2.2 Memory Configurations...................................... 3-14 3.2.3 Removing and Installing the Memory Board....... 3-15 3.2.4 Installing and Removing a DIMM ....................... 3-17 3.3 SCSI Backplane Board...................................................... 3-18 3.3.1 Features ............................................................ 3-18 3.3.2 Layout ............................................................... 3-19
x
3.3.3 Hard Disk ID Switch Settings ............................. 3-20 3.3.4 Dual Channel Configuration ............................... 3-21 3.4 LCD Display Module.......................................................... 3-22
Chapter 4 BIOS Utility
4.1 Entering Setup .................................................................... 4-2 4.2 System Information ............................................................. 4-3 4.2.1 Processor ............................................................ 4-4 4.2.2 Processor Speed ................................................. 4-4 4.2.3 Bus Frequency..................................................... 4-5 4.2.4 L1 Cache ............................................................. 4-5 4.2.5 L2 Cache ............................................................. 4-5 4.2.6 Floppy Drive A..................................................... 4-5 4.2.7 Floppy Drive B..................................................... 4-5 4.2.8 IDE Primary Channel Master ............................... 4-5 4.2.9 IDE Primary Channel Slave ................................. 4-5 4.2.10 Total Memory .................................................... 4-6 4.2.11 Serial Port 1....................................................... 4-6 4.2.12 Serial Port 2....................................................... 4-6 4.2.13 Parallel Port....................................................... 4-6 4.2.14 Pointing Device ................................................. 4-6 4.2.15 Memory Parity Mode.......................................... 4-6 4.2.16 Onboard USB .................................................... 4-7 4.3 Product Information............................................................. 4-8 4.3.1 Product Name...................................................... 4-8 4.3.2 System S/N ......................................................... 4-8 4.3.3 Main Board ID...................................................... 4-9
xi
4.3.4 Main Board S/N ................................................... 4-9 4.3.5 System BIOS Version .......................................... 4-9 4.3.6 System BIOS ID .................................................. 4-9 4.3.7 BIOS Release Date ............................................. 4-9 4.4 Disk Drives........................................................................ 4-10 4.4.1 Floppy Drives .................................................... 4-12 4.4.2 IDE Drives ......................................................... 4-12 4.5 Power Management .......................................................... 4-16 4.5.1 Power Management Mode ................................. 4-16 4.5.2 ACPI BIOS ........................................................ 4-17 4.6 Startup Configuration ........................................................ 4-18 4.6.1 Fast POST Mode............................................... 4-18 4.6.2 Silent Boot ......................................................... 4-19 4.6.3 Num Lock After Boot ......................................... 4-19 4.6.4 Memory Test ..................................................... 4-19 4.6.5 Initialize SCSI Before IDE.................................. 4-19 4.6.6 System Boot Drive............................................. 4-20 4.6.7 Boot From IDE CD-ROM ................................... 4-20 4.6.8 Single Processor MP Table................................ 4-20 4.6.9 MP Table Compliant .......................................... 4-21 4.6.10 CPU Clock Ratio.............................................. 4-21 4.7 Advanced Configuration.................................................... 4-22 4.7.1 Onboard Devices Configuration ......................... 4-23 4.7.2 PnP/PCI System Configuration .......................... 4-29 4.7.3 Memory/Cache Configuration ............................ 4-32 4.7.4 Non-PnP ISA Device Configuration ................... 4-33 4.7.5 System Event Configuration .............................. 4-36
xii
4.8 System Security Setup...................................................... 4-42 4.8.1 Disk Drive Control.............................................. 4-42 4.8.2 Setup Password................................................. 4-43 4.8.3 Power-on Password ........................................... 4-47 4.9 Date and Time .................................................................. 4-48 4.9.1 Date................................................................... 4-49 4.9.2 Time .................................................................. 4-49 4.10 Remote Diagnostic Configuration .................................... 4-50 4.11 Load Setup Default Settings............................................ 4-51 4.12 Abort Settings Change .................................................... 4-52
Chapter 5 Diagnostics and Utilities
5.1 Advanced Server Manager.................................................. 5-1 5.2 Remote Diagnostic Manager ............................................... 5-3
Appendix A
LCD Module Event Log List
xiii
Introduction
The AcerAltos 21000 is a powerful 64-bit quad-processor system loaded with a host of new and innovative features. The system offers a new standard for flexible productivity ideal for local or wide area networks and multi-user server environments.
Intel Pentium II Xeon Processor with the Intel 450NX Chipset
The Pentium II Xeon processor, like its predecessors, the Pentium Pro and Pentium II processors, implements a Dynamic Execution micro-architecture - a unique combination of multiple branch prediction, data flow analysis, and speculative execution. This means that the Pentium II Xeon can deliver higher performance than the Pentium Pro processor while maintaining binary compatibility with all previous Intel Architecture processors. Also, the Pentium II Xeon processor is available in 512K, 1MB, and 2MB L2 cache options with the introduction of the Slot 2 socket. Unlike Slot 1 Pentium IIs, which access the L2 at half the processor speed, the Slot 2 accesses the L2 at full processor clock speed. An addition to the Pentium II Xeon processor is the Intel 450NX chipset, for servers with four or more processors, which supports a 100MHz front-side bus, USB (four ports), a south bridge to the ISA bus, provides up to 8GB of memory support and multiple 32-bit and 64-bit PCI buses. In addition to meeting the mission-critical and fast system response time requirements of enterprise servers, the AcerAltos 21000 is fault tolerant and capable of preventing faults from occurring. It also demonstrates graceful performance scalability when the system configuration is expanded.
Introduction
xv
System Architecture
Xeon-CPU1 512K/1M/2M Cache Xeon-CPU2 512K/1M/2M Cache Xeon-CPU3 512K/1M/2M Cache Xeon-CPU4 512K/1M/2M Cache
64bit @ 100MHz GTL++Deschute FSB 800MB/s 64bit @ 100MHz GTL Deschute FSB 800MB/s
64bit @ 100MHz GTL +
800MB/s
450NX MIOC
16 bit @ 200MHz
F16 Bus 400MB/s 133MB/s
PCI Expander PCI Expander Bridge Bridge 133MB/s
RCGs + MUXs
PCI Bus 0 12 PIIX4e PIIX4e 3
ISA Slot*1
CD-ROM VGA BMIDE HDD USB
PCI Bus 1 PCI Bus 1 45 67
Dual Ultra2
12
9 10
34
11 12
56
13 14
78
15 16
32 bit PCI Slot * 3
32 bit PCI Slot * 4
2/4 Way Interleave ECC Memory
S I/O
I/O APIC KBC
LAN
A.S.M. R.D.M.
BIOS
The system includes a main and memory subsystems with four Slot 2 processors and voltage regulators for the processors. The memory subsystem runs in 100 MHz timing and has a maximum size of up to 4GB. Six PCI and 1 PCI/ISA shared slots are also incorporated for fast expandable I/O capabilities. There are two LVD SCSI (Ultra-2) channels for high performance storage devices and one Narrow SCSI channel for backup (i.e., tape drives) or CD-ROM devices. A high-speed 10/100Mbit Ethernet controller and a PCI VGA device are also provided. For more information about the main board see section 3.1.
xvi
AcerAltos 21000 System Guide
Server Management
The system comes with the ASM Pro feature that monitors voltage stability and CPU temperature, prevents data loss by prompt ECC memory error reporting, maximizes system resources by indicating the PCI bus utilization, and promotes efficiency by minimizing system downtime. A feature related to ASM Pro is Remote Diagnostic Management (RDM) that permits system diagnosis from a remote site through a modem. RDM facilitates the fixing of detected problems, changing system configurations or rebooting in the event of system failure.
Hot-swappable Redundant Power Supply Subsystem
The system comes with a power backplane that holds up to three 430watt power supply modules. The power subsystem supports a redundant configuration such that even if one power supply fails, the remaining two continue to work together to supply 860-watt power to a fully-configured system. You can also replace a faulty power supply module without opening the system housing or shutting down the system. See section 2.5 for more information.
Hot-swappable Redundant Housing Fan
The system comes with four housing fans that ventilate the system housing. In the event that any one of the fans fails to operate, you can simply replace it without shutting down the system. See section 2.6 for more information.
Security
The system housing comes with mechanical security locks on the front panel to prevent unauthorized access to the internal components and system use. Also, a microswitch located on the left side of the housing panel warns you of intrusion.
Introduction
xvii
The system BIOS protects the CMOS data and other system software with a power-on password, keyboard password, setup control, disk drive control, and monitor control.
xviii
AcerAltos 21000 System Guide
Chapter 1 Getting Started
This chapter tells how to install and set up the system. It gives instructions on how to select a site for the system, prepare the system for use, connect basic peripherals, and start up the system.
1.1
1.1.1
Preinstallation Requirements
Selecting a Site
Before unpacking and installing the system, select a suitable site for the system for maximum efficiency. The system is suitable to set up in an office environment. Consider the following factors when choosing a site for the system:
· · · · ·
Near a grounded power outlet Clean and dust-free Sturdy surface free from vibration Well-ventilated and away from sources of heat Secluded from electromagnetic fields produced by electrical devices such as air conditioners, radio and TV transmitters, etc.
Getting Started
1-1
1.1.2
Checking the Package Contents
Check the following items from the package:
· · · ·
AcerAltos 21000 System AcerAltos 21000 System Guide CD-ROM Driver Kits System keys (hung inside the front panel door)
If any of the above items are7 damaged or missing, contact your dealer immediately. Save the boxes and packing materials for future use.
1-2
AcerAltos 21000 System Guide
1.1.3
Preparing the System Unit
Do the following to begin setting up the system: 1. Unlock the front wheels and move the system to your desired site. The system housing design allows for easy transport in spite of its size. It comes with four wheels that facilitate short-distance transits. The two front wheels each include a lever to lock the wheels after you have positioned the system into place.
Front Wheel Lever
Unlock
Lock
2.
After moving, lock the wheels by pressing down the levers.
Make sure to unlock the wheels when you want to move the system again.
3. Connect the system power cable into the power supply modules on the rear panel. See section 2.5.
Getting Started
1-3
1.2
Basic Connections
The system unit, keyboard, mouse, and monitor constitute the basic system. Before connecting any other peripherals, connect these peripherals first to test if the basic system is running properly.
1.2.1
Connecting a Keyboard
1-4
AcerAltos 21000 System Guide
1.2.2
Connecting a Mouse
Getting Started
1-5
1.2.3
Connecting a VGA Monitor
1-6
AcerAltos 21000 System Guide
1.3
System Startup
After making sure that you have set up the system properly and connected all the required cables, you may now apply power to the system. Turning On the System Power To power on the system, press the power switch on the front panel (see section 2.1.1). The system starts up and displays a welcome message. After that, a series of power-on self-test (POST) messages appear on the LCD display screen. The POST messages indicate if the system is running well or not. See Appendix A for a list of LCD messages.
If the system does not turn on or boot after pressing the power switch, go to the next section for the possible causes of the boot failure.
Aside from the self-test messages, you can determine if the system is in good condition by checking if the following occurred:
· · ·
Power indicator LED on the front bezel lights up (green) Power, Num Lock, and Caps Lock LED indicators on the keyboard light up Power supply power LED located at the back of the system lights up (green)
Getting Started
1-7
1.4
Power-on Problems
If the system does not boot after you have applied power, check the following factors that might have caused the boot failure. The pointing symbol ( ) indicates a possible cause of the problem. The check mark ( ) tells you how to correct the problem.
The external power cable may be loosely connected. Check the power cable connection from the power source to the power socket on the rear panel. Make sure that each cable is properly connected to each power supply.
No power comes from the grounded power outlet. Have an electrician check your power outlet.
Loose or improperly connected internal power cables. Refer to section 2.5.1 for the cable connections and check the internal cable connections. If you are not confident to perform this step, ask a qualified technician to help you.
Make sure all power cords are disconnected from the electrical outlet before performing this task. If you have gone through the preceding actions and the system still fails to boot, ask your dealer or a qualified technician for assistance.
1-8
AcerAltos 21000 System Guide
Chapter 2
System Housing
The system housing is a heavy-duty steel chassis in a twin-tower design. The spacious housing boasts high expansion capability and flexible configuration. It can be converted to fit into a rack mount cabinet by using the Rack Mount Kit. For more information about the rack mount kit, please refer to your dealer.
System Housing
2-1
2.1
2.1.1
External and Internal Structure
Front Panel
The system front panel is divided into two sections. The left front panel consists of the diskette/CD-ROM/tape drive bays, power switch, LED indicators, and LCD display screen. The right part contains the hot-swappable SCSI hard disk drive bays with 8 drive trays for SCSI drives.
One pair of system keys are hung inside the front panel door. Additional duplicate keys can be found at the back of the system.
7 8 9 10 1 2 3
11 12 13
4 6 5
2-2
AcerAltos 21000 System Guide
# 1
Item LCD Display Screen
Description Indicates boot status as well as any BIOS check point errors encountered upon system initialization. Refer to section 2.1.3 for more information. A 3.5-inch diskette drive comes with the basic system. Also a SCSI CD-ROM drive comes with the basic system. Two empty 5.25-inch drive bays allow installation of additional devices. Exhausts heat built-up inside the housing. Eight empty SCSI HDD bays allow installation of hot-swap SCSI drives. The power switch turns the system on. Lights up (green) when the power is on. This also denotes that the system is running on a good supply of AC power. Lights up (green) when at least one of the hard disks is currently accessing. Lights up (yellow) when an error condition occurs in the system. Lights up (green) when the HDD is connected and ready to go. Lights up when the HDD is currently accessing. Lights up (orange) when the HDD installed on the backplane board is bad.
2 3 4 5 6 7 8
3.5-inch Diskette Drive CD-ROM Drive 5.25-inch Drive Bays Ventilation SCSI HDD Bays Power Switch System Power LED
9 10 11 12 13
System HDD Access LED RDM Active LED SCSI HDD Power Status SCSI HDD Busy SCSI HDD Failure
System Housing
2-3
2.1.2
Rear Panel
The rear panel includes the system fan, the connectors for the keyboard, mouse, VGA monitor, printer, and serial devices, the slot openings for expansion boards, and the power supply.
1 2
3 4 5 6
7 10 8 9 11 12 13 14 15 16
17
18 19
# 1 2 3
Item PS/2 keyboard port Video port PS/2 mouse port
Description Connects to PS/2 keyboards. Connects to CRT monitors. Connects to the PS/2 mouse.
2-4
AcerAltos 21000 System Guide
# 4 5 6 7 8 9 10 11
Item Parallel port USB ports LAN port COM 2 port Hot-swap redundant fan fail LED 2 COM 1 port Hot-swap redundant fan fail LED 1 Hot-swappable redundant Power Supply Modules Power supply power LED Power supply fan fail LED Power cable connector Fan module fail LED Fan module (includes two fans)
Description Connects to parallel devices (e.g., printer). Connects to USB devices. Connects to the network cable. Connects to serial devices (e.g., serial mouse). Lights up (green) when the hot-swap redundant fan is working properly. Connects to serial devices (e.g., serial mouse). Lights up (green) when the hot-swap redundant fan is working properly. Removable and installable even when the system is operating. See section 2.5. Lights up (green) when the power supply is on. Lights up (Yellow) when one of the power supply fans is faulty* . Connects to the power cable. Lights up (Yellow) when one or two fans are faulty. The fan module is used in place of the third power supply module if one is not available.
12 13 14 15 16
*
The power supply has two cooling fans. If both fans fail to operate, the power supply module will shut down. The LED indicators of the power supply module will be turned off. If the fans are functioning properly and the power supply fails, the fans will keep operating.
System Housing
2-5
# 17
Item Hot-swap redundant Fan cage Expansion slots SCSI knock-out port
Description Allows the system fan to be removed and installed even when the system is operating. See section 2.6. Expansion cards installation. See section 2.7. Allows installation of an external SCSI port.
18 19
2.1.3
LCD Display Module
The LCD display is an 8-line by 16-character screen that indicates the boot status as well as any BIOS checkpoint errors encountered upon system initialization. Normally, the system BIOS and the microcontroller firmware send the LCD display messages that appear on the screen. However, if you hooked up a special purpose driver to control the LCD module, this driver defines the messages. See the driver manual for more information. For a lists of LCD messages from the system BIOS, please refer to Appendix A. Main Menu > H/W Monitor Event Log Reset System Help
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