Acer AL512, Service Manual

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AL512/AL513 Service Manual
9/20/2002
TABLE OF CONTENTS
PAGE
1. PRECAUTION AND NOTICES ------------------------------------------------------------------------------------- 1~2
1.1. SAFETY PRECAUTIONS ---------------------------------------------------------------------------------------- 1
1.2. PRODUCT SAFETY NOTICE ----------------------------------------------------------------------------------- 1
1.3. SERVICE
NOTES-------------------------------------------------------------------------------------------------- 1
2.
SERVICE TOOL & EQUIPMENT REQUIRED
---------------------------------------------------------- 2
3. SPECIFICATIONS ----------------------------------------------------------------------------------------------------- 2~4
3.1.
PRODUCT SPECIFICATIONS
------------------------------------------------------------------------------ 2
3.2.
SUPPORTING TIMING CHART
---------------------------------------------------------------------------- 3~4
3.3. D-SUB CONNECTOR -------------------------------------------------------------------------------------------- 4
4. EXPLODED VIEW AND PARTS LIST --------------------------------------------------------------------------- 5~7
4.1. EXPLODED VIEW ------------------------------------------------------------------------------------------------ 5
4.2. EXPLODED VIEW PARTS LIST -------------------------------------------------------------------------------- 6~7
5. BLOCK DIAGRAM ---------------------------------------------------------------------------------------------------- 8
6. SCHEMATIC DIAGRAM -------------------------------------------------------------------------------------------- 9~15
6.1. VGA INPUT -------------------------------------------------------------------------------------------------------- 9
6.2. MVZ ----------------------------------------------------------------------------------------------------------------- 10
6.3. MCU----------------------------------------------------------------------------------------------------------------- 11
6.4. OUTPUT
CONNECTOR ----------------------------------------------------------------------------------------- 12
6.5. Panel_Power ------------------------------------------------------------------------------------------------------- 13
6.6. Audio (except for AL513)----------------------------------------------------------------------------------------- 14
6.7. AC-DC
Power ------------------------------------------------------------------------------------------------------ 15
7. WORKING
THEOREM----------------------------------------------------------------------------------------------- 16
8. WIRING
DIAGRAM --------------------------------------------------------------------------------------------------- 17
9. PCB
LAYOUT ----------------------------------------------------------------------------------------------------------- 18~25
9.1. MAIN PCB TOP VIEW ------------------------------------------------------------------------------------------- 18
9.2. MAIN PCB BOTTOM VIEW ------------------------------------------------------------------------------------- 19
9.3. CON PCB TOP VIEW -------------------------------------------------------------------------------------------- 20
9.4. CON PCB BOTTOM VIEW -------------------------------------------------------------------------------------- 21
9.5. AUDIO & IN PCB TOP VIEW----------------------------------------------------------------------------------- 22
9.6. AUDIO & IN PCB BOTTOM VIEW ---------------------------------------------------------------------------- 23
9.7. POWER PCB TOP VIEW ---------------------------------------------------------------------------------------- 24
9.8. POWER PCB BOTTOM VIEW ---------------------------------------------------------------------------------- 25
10. TROUBLE SHOOTING FLOW CHART ------------------------------------------------------------------------- 26~28
10.1. NO POWER -------------------------------------------------------------------------------------------------------- 26
10.2. NO DISPLAY------------------------------------------------------------------------------------------------------- 27
10.3. NO SOUND -------------------------------------------------------------------------------------------------------- 28
11. ADJUSTMENT---------------------------------------------------------------------------------------------------------- 29~30
11.1. ADJUSTMENT CONDITIONS AND PRECAUTIONS ------------------------------------------------------- 29
11.2. MAIN ADJUSTMENTS ------------------------------------------------------------------------------------------- 29
11.3. ALIGNMENT PROCEDURES----------------------------------------------------------------------------------- 29
12. ELECTRICAL PARTS LIST ---------------------------------------------------------------------------------------- 31~39