Olivetti d-Copia 6500MF Plus Service Manual page 566

Problem
(56)
The LED lamp
does not turn on
when an original is
present on the DP.
(57)
The size of the
original on the DP
is not displayed
correctly.
(58)
A message indicat-
ing the cover is
open is displayed
when the DP top
cover is closed.
(59)
The table is
scanned when DP
is closed and the
original is set.
Service Manual
Causes
1. Defective connector
cable or poor con-
tact in the connector.
2. Defective sensor.
3. Defective PWB.
1. Defective connector
cable or poor con-
tact in the connector.
2. Defective switch.
3. Defective PWB.
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 DP shut-
ting.
3. Defective switch.
4. Defective PWB.
Check procedures/corrective measures
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
DP original sensor and DP main PWB (YC2)
DP LED PWB and DP main PWB (YC4_B)
Replace the DP original sensor.
Replace the DP LED PWB or DP main PWB and check for
correct operation.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
DP original width switch and DP main PWB (YC2)
DP original length switch and DP main PWB (YC2)
Replace the DP original width switch or DP original length
switch.
Replace the DP main PWB and check for correct operation.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
DP interlock switch and DP main PWB (YC6)
Replace the DP interlock switch.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
DP open/close switch and DP main PWB (YC4_B)
Check the hinges and DP reading guide.
Replace the DP open/close switch.
Replace the DP main PWB and check for correct operation.
1-4-238
2N8/2N7
Y116520-3