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User manual ACER AL722
Diplodocs help download the user guide ACER AL722 Monitor.
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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Manual abstract: user guide ACER AL722
Detailed instructions for use are in the User's Guide. Table of Contents
Preface..............................................................................................................................................1 Chapter 1 Installation .....................................................................................................................3
Unpacking........................................................................................................................................ 3 Viewing Angle Adjustment................................................................................................................... 3 Detaching LCD Monitor from Its Stand ................................................................................................... 3 Interface for Arm Applications............................................................................................................... 4 Cable Installation ............................................................................................................................... 4 Connecting the Display to your Computer.............................................................................................. 4 Connecting the AC Power................................................................................................................... 4 Connecting the Audio Cable ................................................................................................................ 4 Setting Up the LCD Monitor ................................................................................................................. 5 Power Management System ............................................................................................................... 5
Chapter 2 Display Controls............................................................................................................5
User Controls ................................................................................................................................... 5 Adjusting the Monitor's Display ............................................................................................................ 5 Function Description........................................................................................................................... 5
Chapter 3 Technical Information...................................................................................................7
Specifications.................................................................................................................................... 7 Standard Timing Table ....................................................................................................................... 8 Troubleshooting................................................................................................................................. 9
Preface
This manual is designed to assist users in setting up and using the LCD Monitor. Information in this document has been carefully checked for accuracy; however, no guarantee is given to the correctness of the contents. The information in this document is subject to change without notice. This document contains proprietary information protected by copyright. All rights are reserved. No part of this manual may be reproduced by any mechanical, electronic or other means, in any form, without prior written permission of the manufacturer.
FCC Statement Warning
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the 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 instruction, 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: · Reorient or relocate the receiving antenna. · Increase the separation between the equipment and the receiver. · Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. · Consult the dealer or an experienced radio/TV technician for help. Any changes or modifications not expressly approved by the manufacturers may void the user's authority to operate this equipment.
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Note: A shielded-type Video cord is required in order to meet the FCC emission limits and also to prevent interference to the radio and television reception. It is essential that only the supplied Video cord be used.
Canadian DOC Notice
This Class B digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regulations. Cet appareil numérique de la classe B repecte toutes les exigences du Règlement sur le matériel brouilleur du Canada.
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Important Safety Instructions
Please read the following instructions carefully. This manual should be retained for future use. 1. To clean LCD Monitor screen; -- Power off LCD Monitor and unplug the AC Cord. -- Spray a non-solvent cleaning solution onto a rag. -- Gently clean the screen with dampened rag. 2. Do not place the LCD Monitor near a window. Exposing the monitor to rain water, moisture or sunlight can severely damage it. 3. Connect all cables to the back of the LCD Monitor. 4. Do not apply pressure to the LCD screen. Excess pressure may cause permanent damage to the display. 5. Do not remove the cover or attempt to service this unit by yourself. Servicing of any nature should be performed by an authorized technician. 6. Store LCD Monitor in a room with a room temperature of -20° ~ 60°C (or -4° ~ 140°F). Storing the LCD Monitor outside this range could result in permanent damage. 7. If any of the following occurs, immediately unplug your monitor and call an authorized technician. * Monitor to PC signal cable is frayed or damaged. * Liquid spilled into LCD Monitor or the monitor has been exposed to rain. * LCD Monitor or the case is damaged.
Chapter 1 Installation
Unpacking
Before unpacking the LCD Monitor, prepare a suitable workspace for your Monitor and computer. You need a stable and clean surface near a wall power outlet. Make sure that LCD Monitor has enough space around it for sufficient airflow. Though the LCD Monitor uses very little power, some ventilation is needed to ensure that the Monitor does not become too hot. After you unpack the LCD Monitor, make sure that the following items were included in the box: * LCD Monitor * User's Manual * 1.5M Monitor-to-PC signal Cable * AC Adapter * 1.5M Stereo Jack Audio Cable * 1.8M Power Cord If you find that any of these items is missing or appears damaged, contact your dealer immediately.
Viewing Angle Adjustment
The LCD Monitor is designed to allow users to have a comfortable viewing angle. The viewing angle can be adjusted as follows: Top (-5°~ +15°) & Left / Right (-45° to +45°).
Figure 1-1 sWarning : Do not force the LCD Monitor over its maximum viewing angle settings as stated above. Attempting this will result in damaging the Monitor and Monitor stand.
Detaching LCD Monitor from Its Stand
1. Remove the rear panel (1) from the monitor. (see Fig. 1-2) 2. Remove the rear support panel (2) from the swivel base support column. 3. Unscrew screws (3) the swivel base support column (4).
Figure 1-2
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Interface for Arm Applications
Before connecting the display to the swivel base support column, please refer to Fig.1-2. The rear of this LCD display has four integrated 4 mm, 0.7 pitches threaded nuts, as well as four 5 mm access holes in the plastic covering as illustrated in Figure 1-3. These specifications meet the VESA Flat Panel Monitor Physical Mounting Interface Standard (paragraphs 2.1 and 2.1.3, version 1, dated 13 November 1997)
Figure 1-3
Cable Installation
Please follow these instructions to install the cables. (See Fig. 1-4) 1. Remove the back panel (1) from the rear of the monitor. 2. Remove the rear support panel (2) from the swivel base support column 3. Place the signal cable, the DC power cable and the audio cable into their correct respective grooves (3).
Figure 1-4
Connecting the Display to your Computer
1. Power off your computer. 2. Connect one end of the signal cable to the LCD Monitor's VGA port. (See Fig. 1-5) 3. Connect the other end of the signal cable to the VGA port on your PC. 4. Make sure connections are secure.
Figure 1-5 Attention : This device must be connected to an off-the-shelf video cable in order to comply with FCC regulations. A ferrite-core interface cable is included in the LCD Monitor package. This device will not be in compliance with FCC regulations when a non-ferrite-core video cable is used.
Connecting the AC Power
1. Connect the power cord to the AC adapter. (See Fig. 1-6) 2. Connect the AC adapter's DC output connector to the DC Power Jack of the monitor. 3. Connect the power cord to an AC power source.
Warning: We recommand to install a "Surge Protector" device between the AC Adapter and the electrical wall outlet for adding protection against power surges to prevent the effects of sudden voltage variations from reaching the LCD Monitor. Sudden power surges may damage your monitor.
Figure 1-6
Connecting the Audio Cable
1. Connect the audio cable to the " LINE OUT " jack on your PC's audio card or to the front panel's "AUDIO OUT" jack of your CD ROM drive. (See Fig. 1-7) 2. Connect the other end of the audio cable to the LCD Monitor's " LINE IN " jack.
Figure 1-7
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Setting Up the LCD Monitor
1. Make sure the AC Adapter is connected to the LCD Monitor. 2. Turn on the LCD Monitor's power switch, located on the bezel of the monitor.
Power Management System
This LCD Monitor complies with the VESA DPMS (version 1.0) Power Management guidelines. The VESA DPMS provides four power saving modes through detecting a horizontal or vertical sync. signal. When the LCD Monitor is in power saving mode, the monitor screen will be blank and the power LED indicator will light yellow.
Chapter 2 Display Controls
User Controls
A brief description and the location of all LCD Monitor function controls and indicators:
1 2 3 4 5 6 7
Stereo Speakers Speaker Volume Control DC Power Switch DC Power-On Indicator Function Select Buttons Adjustment Control Buttons External Headphone Jack
Figure 2-1 PC Audio Stereo output. Increase Volume - Turn the knob clock wise. Decrease Volume - Turn the knob counter clock wise. Press the power switch to switch the monitor ON/OFF. LED lights Green color --- Power is ON. LED lights Yellow --- Monitor is in "Power Saving Mode". LED is off --- Power is OFF. Press either left or right control button for OSD (On Screen Display) menu selection. Press the left button to decrease the OSD setting and press the right button to increase the OSD setting. The monitor speakers will be disabled when using an external headphone or external speakers.
Adjusting the Monitor's Display
This LCD monitor features an "Intellectual-AUTO" function, which stores up to 16 user's settings. When new settings are made, this function will check whether this setting has been Auto-adjusted before. If so, this monitor will use those settings. If not, this monitor will automatically start Auto-adjustment to obtain the best viewing settings. The autoadjustment process takes 3 ~ 5 seconds to complete during which a "Auto Adjusting..." message will be shown on your screen. The monitor has four function control keys among the functions shown on the OSD menu, designed to create an easy user-viewing environment.
OSD Function Menu
To access OSD Main menu, simply press one of the Function Select control buttons, and the menu diagram will pop up on the screen as shown on Fig. 2-2: Continue pressing the Function Select buttons to scroll through the entire menu items ,then press Adjustment Control buttons to adjust content of selected item.
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Attention:Firmware revision may have been updated into a latest version while the version number shown on all OSD menus in this manual will stay as Ver. 1.00.
Function Description
Icon Function BRIGHTNESS CONTRAST H-POSITION V-POSITION PHASE CLOCK AUTO ADJUST OSD H-POSITION OSD V-POSITION GRAPHIC TEXT RECALL LANGUAGE COLOR TEMP SAVE + EXIT Icon 9300 6500 User Function Description 101 scales of brightness are available to choose from 0 to 100. 101 scales of contrast are available to choose from 0 to 100. This function let's you adjust the display's horizontal position. This function let's you adjust the display's vertical position. A total of 32 scales (0 to 31) are available to adjust the focus and clarity of the display. This function carries a frequency-tracking feature that ...
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