XR-1X
1
Is the connector CN702
fully inserted?
YES
Are connectors CN701 and
CN702 fully inserted?
YES
Is AC voltage between 100
− 240 V applied to both
ends of C701?
YES
Is the bimetal broken?
(Connection between 1 and
2 of CN712)
YES
Check peripheral circuits of
IC712.
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NO
Securely insert the connectors.
NO
Securely insert the connectors.
NO
Replace F701.
NO
Replace the bimetal switch.
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