
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LCD Display Trouble (3)
START
No
Pow er is supplied to
the boa rd?
Yes
Refer to
Power On Tr ouble
Conne ction be twe en
FPCB and boa rds is OK?
No
Reco nnect FPCB
Yes
CN301 or CN901 is so ld ered well?
No
Re-solder t he CN301
or CN901
Yes
Paths of LCD c ontr ol
sig nals are O K?
No
Re-solde r the EMI filte r
or the CRC Filter
Yes
FPCB is OK?
No
Replace t he FPCB
Yes
Conne ction be twe en
Slide PCB LC D Module is OK?
No
Reso ld er
The CN801
Yes
Afte r changing the boa rd,
LCD Display is OK?
No
The boa rd is br ok en.
Change the boa rd.
Yes
LCD Mo dule is out of order.
Change the LCD Mod ule.
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Summary of Contents for LG9200
Page 3: ... 4 Z 3 X B O X C O M ...
Page 107: ... 120 8 PCB LAYOUT Z 3 X B O X C O M ...
Page 108: ... 121 8 PCB LAYOUT Z 3 X B O X C O M ...
Page 109: ...8 PCB LAYOUT 122 Z 3 X B O X C O M ...
Page 110: ... 123 8 PCB LAYOUT Z 3 X B O X C O M ...
Page 111: ... 124 Z 3 X B O X C O M ...
Page 116: ...9 Calibration 129 E Calibration Equipment Setup Z 3 X B O X C O M ...
Page 123: ... 136 Z 3 X B O X C O M ...
Page 142: ...Note Z 3 X B O X C O M ...