Olivetti DP-700 Service Manual page 40

Code
C9050 DP lift motor going down error
The pulse count lowered to 10000 at lift-
ing down, however, the DP bottom limit
switch could not be turned on.
After one time retry, the DP bottom limit
switch could not be turned on.
C9060 DP EEPROM error
Read and write data does not match.
Data in the specified area of the backup
memory does not match the specified
values.
C9070 Communication problem between DP
and SHD
A communication error is detected.
C9080 Communication problem between DP
and CIS
Reading cannot be performed correctly.
Y106871-5
Contents
Causes Check procedures/corrective measures
Loose connection Reinsert the connector. Also check for conti-
of the DP lift motor nuity within the connector cable. If none,
connector. remedy or replace the cable.
Malfunction of the Replace the DP lift motor and check for cor-
DP lift motor. rect operation.
Malfunction of the Replace the DP lift lower limit switch and
DP lift lower limit check for correct operation.
switch.
Loose connection Reinsert the connector. Also check for conti-
of the DP lift lower nuity within the connector cable. If none,
limit switch con- remedy or replace the cable.
nector.
Defective DP main Replace the DP main PWB and check for
PWB. correct operation.
Defective DP main Replace the DP main PWB and check for
PWB. correct operation.
Device damage of Contact the Service Administrative Division.
EEPROM.
Loose connection Reinsert the connector. Also check for conti-
of the SHD PWB. nuity within the connector cable. If none,
remedy or replace the cable.
Defective SHD Replace the SHD PWB and check for cor-
PWB. rect operation.
Loose connection Reinsert the connector. Also check for conti-
of CIS. nuity within the connector cable. If none,
remedy or replace the cable.
Defective CIS. Replace CIS and check for correct opera-
tion.
Service Manual
Remarks
3JX
1-4-5