3. VIDEO circuit
A. EE screen doesn't appear
EE MODE Picture NG
Is Video signal input into
JK101?
Is 5V supplied at IC102?
Is select signal input
at pin#10, 11 of IC102?
Check JK101, JK701 and RF101.
Check POWER 5V circuit.
Check IC601
pin #30,31.
NO
YES
YES
NO
NO
YES
Is Data, clock signal input
at pin #9, 10 of IC103?(RF)
YES
NO
Check
pin#10, 11 of IC601
Is video signal at
pin#3 of IC102?
YES
NO
Check PCB Pattern.
Is video output signal
at JK101?
YES
NO
Check M-PEG BOARD
Check IC 601
Is signal output from
pin #5 of P201?
Check RF Output.
Check LINE out.
YES
YES
Check PCB Pattern.
NO
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