Part
Name
Description
Phenomena
Failure Cause
Circuit
White Screen
B/L
normal,
only white screen display
Maybe caused by surge current and EDS
Black Screen
B/L
normal,
only Black screen display
FIIcker
Crosstalk
LCD
Vcom imbalance
Abnormal Color
Only
color abormal
Capacitance
improper bring crosstalk inside LCD pannel
Abnormal Color
Only
color abnormal
1.Chip
lose action
2.IC short or jointion bad
3.Pannel and vsc connect bad
Service Manual
Model No.: HL55XZK22a
59
Summary of Contents for HL55XZK22
Page 10: ...Service Manual Model No HL55XZK22a 9 2 2 External pictures four faces Front Side Left Side ...
Page 11: ...Service Manual Model No HL55XZK22a 10 Right Side Back Side ...
Page 29: ...Chapter 7 Electrical Parts 7 1 Block Diagram Service Manual Model No HL55XZK22a 29 ...
Page 56: ...9 2 Power Supply Board Failure Check Service Manual Model No HL55XZK22a 55 ...