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2. NO CHARACTER
NO CHARACTER
CHECK
IC302 PIN 9 (5V) ?
CHECK
IC302 PIN 5,6,7 ?
CHECK
IC302 PIN 18,19,20 ?
CHECK
IC303
PIN 1, 2, 3 ?
CHECK
IC303 PIN 4 (80V)
8 (12V) ?
TROUBLE IN
P302 5V LINE
TROUBLE IN
PC SIGNAL,
P301 SIGNAL CABLE
TROUBLE IN
IC302
TROUBLE IN
P302 12V LINE/80V LINE
TROUBLE IN IC303
NO
YES
NO
NO
YES
YES
YES
YES
NO
NO
CHECK
R, G, B CATHODE
VOLTAGE?
TROUBLE IN
R341~R343,R331~R333,
L311~L313,D307~D315
TROUBLE IN
CRT SOCKET
YES
NO