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Does 12V DC appear at
Pin2 of IC201?
Does -12V DC appear at
Pin5 of IC201?
Refer to No power supply
IC 301 Pin 13,Pin 23
output exist?
IC 502 Pin 33 output
exist?
Check and replace IC301?
Check and replace IC201?
YES
NO
YES
NO
YES
Check and replace IC502?
NO
5-2-17 V-deflection failure
IC201 5 pin
IC201 1 pin