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AL1911 TFT LCD MONITOR
CONTENTS
1.
INTRODUCTION................................................................................................................................ 3
1.1
Scope
............................................................................................................................................................................ 3
1.2
Description
.................................................................................................................................................................. 3
2.
ELECTRICAL REQUIREMENTS......................................................................................................... 4
2.1
Standard Test Conditions
......................................................................................................................................... 4
2.2
LCD monitor General specification
......................................................................................................................... 4
2.3
LCD Panel Specification
........................................................................................................................................... 5
2.4
Input Signals
.............................................................................................................................................................10
2.5
Controls
.....................................................................................................................................................................14
2.6
White Color Temperature
.......................................................................................................................................16
2.7
Power Management
.................................................................................................................................................17
2.8
Plug & Play(EDID)
...................................................................................................................................................18
2.9
Audio Technical specification
.................................................................................................................................18
3.
VL-901 DISPLAY CONTROL BOARD............................................................................................... 19
3.1
Description
................................................................................................................................................................19
3.2
Features
.....................................................................................................................................................................19
3.3
Block Diagram
..........................................................................................................................................................19
3.4
Connector Locations
................................................................................................................................................21
3.5
Connector Type
.........................................................................................................................................................21
3.6
Connector pin assignment
......................................................................................................................................21
4.
VK906 Control Panel Board............................................................................................................ 24
4.1
Description
................................................................................................................................................................24
4.2
Connector and Switch Locations
............................................................................................................................24
4.3
Connector type
..........................................................................................................................................................24
4.4
Connector pin Assignment
......................................................................................................................................24
4.5
Switch definition
.......................................................................................................................................................25
4.6
LED definition
...........................................................................................................................................................25
5.
POWER SUPPLY (VI-902) ............................................................................................................... 26
5.1
Electrical specification
............................................................................................................................................26
5.2
Pin Assignments
........................................................................................................................................................27
6.
VM-902 AUDIO BOARD................................................................................................................... 28
6.1
Description
................................................................................................................................................................28
6.2
Connector Locations
................................................................................................................................................28
7.
TROUBLESHOOTING ..................................................................................................................... 30
7.1
Main Procedure
........................................................................................................................................................30
8.
MECHANICAL REQUIREMENTS...................................................................................................... 36
8.1
Vibration and Shock
................................................................................................................................................36
8.2
Package Drop Specification
...................................................................................................................................36
8.3
Dimension Size and Weight
....................................................................................................................................37
8.4
Gap Spec.
...................................................................................................................................................................37
8.5
Tilt Base Rotation
.....................................................................................................................................................39
8.6
Swivel Base Rotation
...............................................................................................................................................39
8.7
Plastic Material
........................................................................................................................................................40
8.8
GAP Spec.
..................................................................................................................................................................40
9.
Power Line Transient Test (IEC 61000-4-4 Fast Transients/Burst).................................................. 40
9.1
Peak Voltage
.............................................................................................................................................................40
9.2
Polarity
.....................................................................................................................................................................40
9.3
Repetition Frequency of the impulse
....................................................................................................................40
9.4
Rise-Time
..................................................................................................................................................................41
9.5
Impulse Duration
......................................................................................................................................................41
9.6
Relation to Power Supply
........................................................................................................................................41
9.7
Burst Duration
..........................................................................................................................................................41
9.8
Burst Period
..............................................................................................................................................................41
9.9
Climatic Conditions
.................................................................................................................................................41
Summary of Contents for AL1911
Page 20: ...20 ...
Page 30: ...30 7 TROUBLESHOOTING 7 1 Main Procedure AM969 ...
Page 31: ...31 ...
Page 32: ...32 7 1 1 Power Circuit Troubleshooting ...
Page 33: ...33 7 1 2 Backlights Troubleshooting VI 902 ...
Page 34: ...34 7 1 3 Performance Troubleshooting ...
Page 35: ...35 7 1 4 Function Troubleshooting ...
Page 38: ...38 Back Cover Cable Cover Gap 0 8 mm B 1 2 mm Base Cover Neck Cover Gap 0 8 mm C 1 2 mm ...
Page 42: ...42 WAVESHAPE ...
Page 48: ...1 Appendix A Parts list Note Please access to the website of http aicsl acer com tw spl ...
Page 49: ...1 Appendix B DISPLAY Assembly ...
Page 50: ...2 ...
Page 53: ...5 ...
Page 54: ...6 ...
Page 57: ...1 Appendix C PCBA Assembly ...
Page 58: ...2 ...
Page 60: ...4 ...
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