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4. NO VIDEO
NO VIDEO
YES
CHECK
SCREEN CONTROL
CLOCKWISE
YES
CHECK
U201 PIN 5, 8, 11
SIGNAL LEVEL
YES
CHECK
U201 PIN 18, 20, 23
SIGNAL LEVEL
YES
CHECK
U203 PIN 1, 3, 5
SIGNAL LEVEL
YES
CHECK
CATHODE VIDEO
LEVEL
YES
PROBLEM IN CRT
NO
NO
PROBLEM IN U201
NO
U201 12V VOLTAGE
PROBLEM IN U203
NO
12V, 77V VOLTAGE
NO
35
REFER TO
"NO RASTER"
ON PAGE
TROUBLE IN
R/G/B SIGNAL,
SIGNAL CABLE
CLAMP(PIN 15)
PROBLEM IN
R220, R240, R260
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