Advertisement
NO CHARACTER
CHECK
IC302 PIN 5, 6, 7 ?
YES
CHECK
IC302 PIN 18, 19, 20,
PIN 9 (5V) ?
YES
CHECK
IC303 PIN 1, 3, 5
PIN10 (12V),
PIN 6 (80V) ?
YES
CHECK
R, G, B CATHODE
VOLTAGE?
YES
TROUBLE IN
CDT SOCKET
2. NO CHARACTER
NO
NO
NO
NO
TROUBLE IN
P301, SIGNAL CABLE,
PC SIGNAL
TROUBLE IN
IC302, P302
TROUBLE IN
IC303
TROUBLE IN
IC304
Advertisement
