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TROUBLE SHOOTING CHARTS
2. NO PICTURE(RASTER OK)
CHECK SIGNAL AT PIN
19 OF I501
ABNORMAL
CHANGE INPUT MODE
RF --> AV --> RF
CHANGE SIGNAL
CVBS OF TUNER
ABNORMAL
CHECK SIGNAL AT PIN
35, 33, OF I501
ABNORMAL
CHECK / REPLACE
SCL, SDA, B+
OF I501
CHECK / REPLACE
SCL, SDA OF I601
CHECK / REPLACE
SCL, SDA, SIGNAL &
TUNER
All manuals and user guides at all-guides.com
NORMAL
CHECK SIGNAL AT PIN
42, 43, 44, OF I501
NORMAL
CHECK VOLTAGE AT PIN
45 OF I501
NORMAL
CHECK / REPLACE
Q502, Q503, Q504, Q505
NORMAL
ABNORMAL
ABNORMAL
NORMAL
CHECK SIGNAL AT
CATHODE OF CRT
CHECK / REPLACE
CRT BOARD
-48-
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