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P221W
Acer P221W Service Manual
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Acer P221W Service Manual
Also see for P221W:
User guide
Product service manual
Table of content
Contents
service manual
Table Of Contents
CHAPTER 1- PRECAUTIONS & SAFETY NOTICES
CHAPTER 2- SERVICE TOOLS & EQUIPMENT REQUIRED
CHAPTER 3- CIRCUIT THEORY
Theory
inverter circuit
disassembly block
assembly block
CHAPTER 5- TEST AND ADJUSTMENT
INPUT
Test
Check
I NSPECTION
Out (Video signal input 700mV ± 2%)
white screen
ATTACHMENT 1- BILL OF MATERIAL
ATTACHMENT 2- SCHEMATIC
ATTACHMENT 3- PCB LAYOUT
Acer
Service Manual
6. White screen
END
White
screen
Check LVDS
signal
Check
Q114,Q112,Q113,
Check Panel-Enable
of
U102(pin39)
Check VLCD
is
5V
Change
LVDSCable
LVDS
Cable
Reinsert
Workmanship
Panel Fail
LVDS
cable
NG
U102 Fail
OK
OK
OK
OK
OK
NG
NG
NG
NG
NG
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P221W
P223W
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