Olivetti d-Copia 600, Руководство по обслуживанию

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1-5-57
1-5-4 Electric problems
Copier
Problem Causes Check procedures/corrective measures
(1)
The machine does
not operate when the
main power switch is
turned on. No electricity at the power
outlet. Measure the input voltage.
The power cord is not
plugged in properly. Check the contact between the power plug and the outlet.
The front cover is not
closed completely. Check the front cover.
Broken power cord. Check for continuity. If none, replace the cord.
Defective main power
switch. Check for continuity across the contacts. If none, replace the main
power switch.
Blown fuse in the AC power
source PWB. Check for continuity. If none, remove the cause of blowing and
replace the fuse.
Defective front cover
switch. Check for continuity across the contacts of switch. If none, replace
the switch.
(2)
The developing
motor does not oper-
ate
(C2100). Poor contact in the develop-
ing motor connector termi-
nals. Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
Broken developing motor
gear. Check visually and replace the developing motor if necessary.
Defective developing motor. Run maintenance item U030 and check if the developing motor
operates when YC8-3 on the duplex PWB goes low. If not, replace
the developing motor.
Defective duplex PWB. Run maintenance item U030 and check if YC8-3 on the duplex
PWB goes low. If not, replace the duplex PWB.
(3)
The drive motor does
not operate
(C2200). Poor contact in the drive
motor connector terminals. Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
Broken drive motor gear. Check visually and replace the drive motor if necessary.
Defective drive motor. Run maintenance item U030 and check if the drive motor oper-
ates when YC11-3 on the deck PWB goes low. If not, replace the
drive motor.
Defective deck PWB. Run maintenance item U030 and check if YC11-3 on the deck
PWB goes low. If not, replace the deck PWB.
Defective engine PWB. Run maintenance item U030 and check if YC3-B4 on the engine
PWB goes low. If not, replace the engine PWB.
(4)
The fuser motor does
not operate
(C2300). Poor contact in the fuser
motor connector terminals. Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
Broken fuser motor gear. Check visually and replace the fuser motor if necessary.
Defective fuser motor. Run maintenance item U030 and check if the fuser motor oper-
ates when YC4-3 on the duplex PWB goes low. If not, replace the
fuser motor.
Defective duplex PWB. Run maintenance item U030 and check if YC4-3 on the duplex
PWB goes low. If not, replace the duplex PWB.
Defective engine PWB. Run maintenance item U030 and check if YC2-B11 on the engine
PWB goes low. If not, replace the engine PWB.
Y104350-7 Sevice Manual