Olivetti d-Copia 6500MF Plus Service Manual page 474

Code Contents
8900 Document finisher backup
error
Read and write data does not
match 3 times in succession.
8930 Center-folding unit backup
error
Read and write data does not
match 3 times in succession.
9000 Document processor com-
munication error
Communication with the docu-
ment processor is not possi-
ble.
9010 Coin vender communica-
tion error
A communication error from
coin vender is detected 10
times in succession.
Service Manual
Related parts
DF main PWB
CF main PWB
DP main PWB
ISC PWB Replace the ISC PWB.
U206 setting Set maintenance mode U206 to off when a
coin vender is not installed (see page 1-3-
106).
Coin vender control
PWB
Engine PWB
1-4-146
Check procedures/
corrective measures
1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
DF main PWB (YC4) and Engine PWB
(YC18)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. Replace the DF main PWB
1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
CF main PWB (YC7) and DF main PWB
(YC9)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. Install the EEPROM properly.
4. Replace the CF main PWB
1. Check that the versions of the main unit
firmware and the DP firmware are
identical.
2. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
DP main PWB(YC1) and ISC
PWB(YC12)
ISC PWB (YC3) and Main PWB (YC11)
3. If the wiring is disconnected, shorted or
grounded, replace the wiring.
4. Replace the DP main PWB
1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Coin vender control PWB and Engine
PWB (YC23)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. Replace the Coin vender control PWB.
1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB (see page 1-5-
83).
2N8/2N7
Y116520-