SRP-F310/312
7-1-1 POWER LED does not light
A
Is AC adaptor & power cord
connected properly?
YES
NO
Does AC adaptor have
proper output voltage rating?
(approx. +24V)
NO
YES
Has fuse F1 on
main PCB blown?
NO
NO
Is POWER LED
continuity normal?
YES
NO
Replace
END
NO
Connect AC adaptor & power cord
properly.
OK?
YES
END
NO
Replace AC adaptor.
OK?
YES
END
YES
Replace fuse F1
OK?
YES
END
NO
Replace Operation panel ass’y
OK?
YES
END
Rev. 1.00 | - 56 - |