Troubleshooting; When "No Document" Is Displayed; When "J2 Feed Jam" Is Displayed - Duplo DC-616 Service Manual

Chapter 6 1 Troubleshooting

1 Troubleshooting

(1) When "NO DOCUMENT" is Displayed

cause/failed
step
area
1 Feed tray
2 Paper tray sensor
Connector,
3
Main PCB unit

(2) When "J2 FEED JAM" is Displayed

cause/failed
step
area
1 Paper Level sensor
Elevator upper/
2
lower limit switch
Connector,
3
Main PCB unit
116
S2-Y1540-0
check item
Are any documents on the
feed tray?
Check the setting of the
paper tray sensor in HELP
mode 11 for the paper
absence: 1,and the paper
presence: 0.
Incomplete plug-in at #4
connectors of main PCB?
check item
Check that the paper level
sensor works properly in
HELP Mode: 11.
Check that the elevator
upper/lower limit switch
works properly in HELP
Mode: 11.
Check that the connection
between the paper level
sensor, elevator lower
limit switch and #2, #3
connectors of main PCB are
correct.
if action
YES Go to step 2.
Load the documents on the
NO
feed tray.
YES Go to step 3.
• Clean the sensor.
NO
• Replace the sensor.
YES Reconnect properly.
NO Replace the main PCB Unit.
(HELP Mode : 11→P.137)
if action
YES Go to step 2.
• Clean the sensor.
NO
• Replace the sensor.
YES Go to step 3.
NO Replace the switch.
YES Reconnect properly.
NO Replace the main PCB Unit.
(HELP Mode : 11→P.137)
see
page
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97
see
page
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61
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62
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97