Sharp PG-A20X Serviceanleitung Seite 32

PG-A20X
Checking the power unit
Are the connectors CN701,
CN702 and CN751
inserted completely?
Is the bimetal switch off?
Is there AC voltage (110-
240V) applied across
C701?
Disconnect the CN751
connector. Is there 6V
output at pins (3) and (4)?
Check the MAIN PWB for
short-circuit.
NO
Insert the connectors
YES
CN701, CN702 and
CN751 tightly?
NO
YES
Replace the bimetal
NO
YES
NO
Check Q702 for damage.
YES
Replace as required.
32
Replace F701.