3NB/3ND/3N0/3NK
1-4-70
(14)
DF eject clutch
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.
DF eject clutch and DF main PWB (YC14)
2. Defective solenoid.
Replace the DF eject clutch.
3. Defective PWB.
Replace the DF main PWB and check for correct operation
(see page 1-5-2).
(15)
BR conveying
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.
BR conveying motor 1,2 and BR PWB (YC7)
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 BR conveying motor 1,2.
4. Defective PWB.
Replace the BR PWB and check for correct operation.
(16)
Decaler motor
does not operate.
*: Installing with
MFP-B only
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.
BR conveying motor 1,2 and BR PWB (YC7)
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 BR conveying motor 1,2.
4. Defective PWB.
Replace the BR PWB and check for correct operation.
(17)
BR feedshift sole-
noid does not
operate.
*: Installing with
MFP only
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.
BR feedshift solenoid and engine PWB (YC20)
2. Defective solenoid.
Replace the BR feedshift solenoid .
3. Defective PWB.
Replace the engine PWB and check for correct operation.
(18)
CF main 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 main motor and CF main PWB (YC16)
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 main motor.
4. Defective PWB.
Replace the CF main PWB and check for correct operation.
(19)
CF adjustment
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 adjustment 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 adjustment motor 1,2.
4. Defective PWB.
Replace the CF main PWB and check for correct operation.
Problem
Causes
Check procedures/corrective measures
Summary of Contents for UTAX AK 730
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Page 15: ...3NB 3ND 3N0 3NK This page is intentionally left blank ...
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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 ...