Olivetti d-Copia 6500MF Plus Service Manual page 563

Problem
(40)
A paper jam in the
paper feed, paper
conveying, feed-
shift or eject sec-
tions is indicated
when the main
power switch is
turned on.
(41)
A message indicat-
ing cover open is
displayed when the
front upper cover is
closed.
(42)
A message indicat-
ing unit open is dis-
played when the
paper conveying
unit is closed.
(43)
A message indicat-
ing cover open is
displayed when the
duplex cover is
closed.
(44)
A message indicat-
ing cover open is
displayed when the
paper conveying
cover is closed.
Y116520-3
Causes
1. A piece of paper torn
from paper is caught
around feed sensor
1, 2, MP feed sensor,
middle sensor, paper
conveying sensor,
registration sensor,
loop sensor, fuser
eject sensor, duplex
sensor 1, 2, eject
sensor, switchback
sensor, PF feed sen-
sor 1, 2, PF paper
conveying sensor 1,
2, 3, BR conveying
sensor 1, 2, BR eject
sensor or JS eject
sensor.
2. Defective sensor.
1. Defective connector
cable or poor con-
tact in the connector.
2. Defective switch.
1. Defective connector
cable or poor con-
tact in the connector.
2. Defective switch.
1. Defective connector
cable or poor con-
tact in the connector.
2. Defective switch.
1. Defective connector
cable or poor con-
tact in the connector.
2. Defective switch.
Check procedures/corrective measures
Check visually and remove it, if any.
Replace the feed sensor 1, 2, MP feed sensor, middle sen-
sor, paper conveying sensor, registration sensor, loop sen-
sor, fuser eject sensor, duplex sensor 1, 2, eject sensor,
switchback sensor, PF feed sensor 1, 2, PF paper convey-
ing sensor 1, 2, 3, BR conveying sensor 1, 2, BR eject sen-
sor or JS eject sensor.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Front cover switch and front PWB (YC8)
Front PWB (YC2) and engine PWB (YC8)
Replace the front cover switch.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Paper conveying unit switch and feed PWB 1 (YC15)
Feed PWB 1 (YC4) and power source PWB (YC12)
Replace the paper conveying unit switch.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Duplex cover switch and relay PWB (YC7)
Relay PWB (YC1) and feed PWB 1 (YC14)
Feed PWB 1 (YC1)and engine PWB (YC6)
Replace the duplex cover switch.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Paper conveying cover switch and feed PWB 2 (YC6)
Feed PWB 2 (YC1) and power source PWB (YC4)
Replace the paper conveying cover switch.
1-4-235
2N8/2N7
Service Manual