3NB/3ND/3N0/3NK-2
1-4-66
8800
Document finisher main
program error
Document finisher main pro-
gram error at power up.
DF main PWB
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
Engine PWB
1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB.
8900
Document finisher backup
error
Read and write data does not
match 3 times in succession.
DF main PWB
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
8930
Center-folding unit backup
error
Read and write data does not
match 3 times in succession.
CF 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
Code
Contents
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 157: ...3NB 3ND 3N0 3NK 1 4 76 This page is intentionally left blank ...
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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 ...