Panasonic FP-7818 Service Manual & Parts Manual page 339

E7-07: Stapler drive motor failure
Does the output of connector
(J8-2:S620/J6-4:S660) change when
the switch is turned ON/OFF?
YES
Is +5V generated connector (J11-4, 5:
S620/J7-3, 4: S660) with the stapler
drive motor?
YES
• Stapler drive motor failure.
E7-07: Staple guide bar drive motor failure
Does the output of connector (J16-
5:S620/J4-6:S660) change when the
guide bar home position sensor is turned
ON/OFF?
YES
Is pulse input generated to J9-
1,3,4,6 with the tamper drive motor
and DC+24V generated on J9-2,5
(S660)?
• The switch is defective.
NO
• Check DC +5V of the sorter
NO
controller P.C.B..
• The guide bar home position
NO
sensor is defective.
• Check DC +24V of the sorter
NO
controller P.C.B..
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