NEC NEFAX 671, Руководство по обслуживанию

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T-11
2-7. Misfeed Detection Timing and Troubleshooting Procedures
(1) Paper Take-Up/Transport Misfeed
<Detection Timing>
<Troubleshooting Procedures>
Type Description
MP tray Pick-
up Jam
The Paper Take-Up Switch does not turn on after the predetermined period
of time has elapsed after paper take-up began. 2nd tray Pick-
up Jam
Bypass tray
Pick-up Jam
Separator
Jam
The Exit Sensor is not blocked after the predetermined period of time has
elapsed after the Paper Take-Up Switch is turned on.
The Paper Take-Up Switch is not turned off after the predetermined period
of time has elapsed after the Paper Take-Up Switch is turned on.
Relevant Electrical Parts
Paper Take-Up Switch (S1)
Exit Sensor (PS1)
Paper Take-Up Solenoid (SL1) Controller/Mechanical Control Board (PWB-P)
Step Action Ref. Page
WIRING DIAGRAM
Control Signal
Location
(Electric Parts)
1 Initial checks
☞
T-6 – –
2 SL1 solenoid check ☞ T-2 PWB-P MPJ3P-2 I-6 to 7
3 S1 switch check
☞
T-2
PWB-P
MPJ10P-2
G-8 to 9
4 PS1 sensor check
☞ T-1
PWB-P
MPJ8P-3
E to F-7 to 8
5 Replace PWB-P. – – –