3NB/3ND/3N0/3NK-2
1-4-71
(20)
CF side registra-
tion motor 1,2 does
not operate.
1. Defective connector
cable or poor con-
tact in the connector.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
CF side registration motor 1,2 and CF main PWB (YC10)
2. Defective drive trans-
mission system.
Check if the rollers and gears rotate smoothly. If not,
grease the bushes and gears. Check for broken gears and
replace if any.
3. Defective motor.
Replace the CF side registration motor 1,2.
4. Defective PWB.
Replace the CF main PWB and check for correct operation.
(21)
CF paper entry
motor does not
operate.
1. Defective connector
cable or poor con-
tact in the connector.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
CF paper entry motor and CF main PWB (YC10)
2. Defective drive trans-
mission system.
Check if the rollers and gears rotate smoothly. If not,
grease the bushes and gears. Check for broken gears and
replace if any.
3. Defective motor.
Replace the CF paper entry motor.
4. Defective PWB.
Replace the CF main PWB and check for correct operation.
(22)
CF staple motor
does not operate.
1. Defective connector
cable or poor con-
tact in the connector.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
CF staple motor and CF main PWB (YC13)
2. Defective drive trans-
mission system.
Check if the rollers and gears rotate smoothly. If not,
grease the bushes and gears. Check for broken gears and
replace if any.
3. Defective motor.
Replace the CF staple motor.
4. Defective PWB.
Replace the CF main PWB and check for correct operation.
(23)
CF feedshift sole-
noid does not oper-
ate.
1. Defective connector
cable or poor con-
tact in the connector.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
CF feedshift solenoid and DF main PWB (YC17)
2. Defective solenoid.
Replace the CF feedshift solenoid.
3. Defective PWB.
Replace the CF main PWB and check for correct operation.
(24)
Mailbox drive
motor does not
operate.
1. Defective connector
cable or poor con-
tact in the connector.
Reinsert the connector. Also check for continuity within the
connector cable. If none, replace the cable.
Mailbox drive motor and CF main PWB (YC5)
2. Defective drive trans-
mission system.
Check if the rollers and gears rotate smoothly. If not,
grease the bushes and gears. Check for broken gears and
replace if any.
3. Defective motor.
Replace the Mailbox drive motor.
4. Defective PWB.
Replace the Mailbox main PWB and check for correct oper-
ation.
Problem
Causes
Check procedures/corrective measures
Summary of Contents for UTAX AK 730
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Page 43: ...3NB 3ND 3N0 3NK 1 2 18 3 Remove tape and pad Figure 1 2 23 Tape Pad ...
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Page 246: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR 4000 SHEETS FINISHER ...
Page 269: ...INSTALLATION GUIDE FOR FINISHER ATTACHMENT KIT MFP A ...
Page 283: ...INSTALLATION GUIDE FOR FINISHER ATTACHMENT KIT MFP B ...
Page 284: ...E F A H G I J B D C ...
Page 291: ...INSTALLATION GUIDE FOR FINISHER ATTACHMENT KIT PRINTER ...
Page 295: ...INSTALLATION GUIDE FOR CENTER FOLDING UNIT ...
Page 312: ...INSTALLATION GUIDE FOR MULTI TRAY ...
Page 326: ...INSTALLATION GUIDE FOR MULTI TRAY ATTACHMENT KIT PRINTER ...
Page 330: ...INSTALLATION GUIDE FOR PUNCH UNIT ...