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Electronic Parts Troubleshooting Guide
Possible Trouble 1
Is the input voltage
of transformer AC230V?
YES
Is the input voltage
of IC03D about AC12V?
YES
Is the output voltage
of IC03D DC5V?
YES
Is the PIN 49,58 of
MICOM. DC5V?
YES
Exchange MICOM.
: The unit does not operate.
NO
NO
NO
NO
–46–
Check the FUSE
and the wiring diagram.
Check the main P.C.B
pattern.
Exchange IC03D.
Check the
5V P.C.B pattern.
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Table of Contents
Troubleshooting
