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Popular Acer AL1914 Manual Pages
AL1914 LCD Monitor User's Guide - Page 2
...LCD monitor and do not attempt to repair the monitor by changing the image or turning off the Power Switch and then turn it can lead to injury or death through electrocution among other hazards.
If this does not resolve the problem do not indicate a problem... on the desktop pattern you encounter a problem, please check the "Troubleshooting" section first. z When cleaning this case...
AL1914 LCD Monitor User's Guide - Page 3
LCD Monitor
Package contents
Power Cord
VGA Cable
Audio Cable
User Manual (CD)
Quick Start Guide
Installation instructions
Assembling the Monitor
acer
acer
1. Position the monitor on top of the monitor along the track.
3 Connect the stand into the neck of the stand.
2.
AL1914 LCD Monitor User's Guide - Page 9
... display.
• See "Position adjustment".
Picture shows
• See "Color Adjustment" to adjust RGB color or to service the monitor yourself or open the computer yourself.
Picture bounces or a • Move or switch off " mode. Troubleshooting
Problems Power LED is not ON
No Picture
Possible Solutions
• Check to see if the power switch...
AL1914 LCD Monitor User's Guide - Page 10
General specifications
Item
LCD Panel Display Max resolution Pixel Pitch Color Brightness Contrast Ratio Response Time View Angle of Horizontal View Angle of Vertical External Controls Power Button Control Buttons OSD Function Contrast /Brightness Focus/Clock Position Color Language OSD setting Auto config Information Reset Exit Video Interface Video Sync Audio Plug & Play
Power Power...
AL1914 Service Guide - Page 1
Acer AL1914 Service Guide
Service guide files and updates are available on the CSD web: for more information, Please refer to http://csd.acer.com.tw/
- 1 -
AL1914 Service Guide - Page 2
... by any warranties of this manual is sold or licensed "as is a registered trademark of Intel Corporation. Pentium and Pentium II/III are trademarks and/or registered trademarks of all necessary servicing, repair, and any incidental or consequential damages resulting from any defect in this guide is a registered trademark of Acer Incorporated. Other brand and...
AL1914 Service Guide - Page 3
... precautionary measures to avoid possible hardware or software problems.
Important
Reminds you to do specific actions relevant to those given in the printed Service Guide, for repair and Service of procedures. To better fit local market requirements and enhance product competitiveness, your regional office MAY have a DIFFERENT part number code to the accomplishment of customer machines...
AL1914 Service Guide - Page 4
.... These limits are present inside the monitor.
Refer servicing to provide reasonable protection against harmful interference in a residential installation. Dangerously high voltages are designed to qualified personnel only.
- 4 - WARNING: (FOR FCC CERTIFIED MODELS)
NOTE: this equipment has been tested and found to comply with the instructions, may cause harmful interference to radio...
AL1914 Service Guide - Page 6
... find slightly uneven brightness in the screen depending on again to the nature of the LCD screen, an afterimage of 99.99% or more. SPECIAL NOTES ON LCD MONITORS
The following symptoms are normal with LCD monitor and do not indicate a problem.
Turn off the Power Switch for hours. It may flicker during initial use . z You...
AL1914 Service Guide - Page 7
... ELECTRICAL SPECIFICATION...37 INVERTER ELECTRICAL SPECIFICATION ...39 SAFETY ...41
Chapter 2 Operating Instruction 43
CONTROLS ...43 MAIN OSD MENU...44 OSD MESSAGE...46 PLUG AND PLAY ...48 WHITE COLOR TEMPERATURE...49 AUDIO TECHNICAL SPECIFICATION ...49 SPEAKERS ...50
Chapter 3 Machine Disassembly and Replacement 51
DISASSEMBLY PROCEDURE ...51
Chapter 4 Troubleshooting 54
TROUBLESHOOTING ...54...
AL1914 Service Guide - Page 8
... be directly connected to drive a pair of AL1914
AL1914
Normal 19" panel
LG
LM190E03-B4
Panel
LG
LM190E03-B4N9
Samsung LTM190EX-L01
AU
M190EN04 V5
Signal Interface Sync Type for analog input Sync Type for the 19" MICRO-PROCESSOR based Multi-mode supported high resolution color LCD monitor.
This will alleviate the growing health concerns. It is 20k...
AL1914 Service Guide - Page 9
... Not support Yes ...
Control settings
User brightness control :
Maximum (unless otherwise specified )
User contrast control:
Typical (unless otherwise specified )
User red/white balance,
Green/white ...LCD panel
Warrn up time
All specifications :
30 minutes
Fully functional :
5 seconds
Measuring Equipment :
Chroma 2250 signal generator or equivalent, directly
Connected to the monitor...
AL1914 Service Guide - Page 10
...72/75 Hz)
XGA 1024 × 768 (60/70/75 Hz)
SXGA 1280 × 1024 (60/70/75 Hz) standard resolution
0.294mm(H) × 0.294mm(V)
1280 x (RGB) × 1024
25.2 - 135.0MHz
LG: 500:1 (typical) Samsung:...= (27u'/4)/[(9u'/2) - 12v' + 9] y = (3v')/[(9u'/2) - 12v' + 9] nits = cd/(m2) = Ft-L x 3.426 lux = foot-candle x 10.76
LCD monitor General specification
Panel Type:
19 " active matrix color TFT...
AL1914 Service Guide - Page 23
Power board
(include: AC/DC,inverter)
- 23 - The inverter board will contain an main board, an inverter/ power board, key board and internal adapter which house the flat panel control logic, brightness control logic and DDC. MONITOR BLOCK DIAGRAM
The LCD monitor will drive the backlight of panel and the DC-DC conversion. The Adapter will provide thr 12V DC-power to inverter/ power board.
AL1914 Service Guide - Page 59
... CERVICE PROVIDERS, your Acer office may have a DIFFERENT part number code to repair or for parts to those given in the FRU list of this printed Service Guide. For whatever reasons a part number change is made, it will not be noted in global configurations of AL1914. Refer to this chapter whenever ordering for RMA (Return Merchandise Authorization). NOTE : Please...
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