2NP
1-4-15
0180
Machine number mismatch
Machine number of main and
engine does not match.
Data in the
EEPROM .
1. Confirm the machine data for the main
and engine units by using U004 (see
page 1-3-27).
2. If the serial number data of different
models is alternately displayed, install
the correct EEPROM in the PWB of the
wrong serial number data.
3. Contact the Service Support.
0350
Panel PWB communication
error (electronic volume I2C
communication error)
NACK is received during I2C
communication -> retried 5
times -> rebooting command
sent -> retried 5 times
If NACK is still received.
Operation PWB
1. Turn the main power swtch off and after
5 seconds, then turn power on.
2. Confirm that the wiring connector is
firmly connected and, if necessary, con-
nect the connector all the way in.
Operation PWB (YC10) and Main PWB
(YC12)
3. If the wiring is disconnected, shorted or
grounded, replace the wiring.
Main PWB
Replace the main PWB (see page 1-5-37).
0620
FAX image DIMM error
DIMM is not installed cor-
rectly.
DIMM cannot be accessed.
DIMM installed
incorrectly.
1. Install the FAX image DIMM supplied in
the FAX system onto the main PWB.
2. Firmly install the FAX image DIMM again
onto the main board.
3. Check the FAX image DIMM terminals
and remove any foreign objects that may
be adhered to it.
4. Replace with a new FAX image DIMM.
Defective PWB.
Replace the main PWB and check for cor-
rect operation (see page 1-5-37).
Code
Contents
Causes
Check procedures/
corrective measures
Содержание TASKalfa 2551ci
Страница 1: ...SERVICE MANUAL Published in September 2016 842NP11A 2NPSM06A Rev A TASKalfa 2551ci ...
Страница 10: ...This page is intentionally left blank ...
Страница 97: ...2NP 1 1 2 74 This page is intentionally left blank ...
Страница 259: ...2NP 1 3 162 U486 Details on the modes Figure 1 3 47 Item No Description ...
Страница 473: ...2NP 1 5 62 This page is intentionally left blank ...
Страница 496: ...2NP 2 1 21 Figure 2 1 25 Duplex conveying section block diagram EPWB DU_SW DU_CL_REM YC25 3 YC24 3 DUCL DUS ...
Страница 497: ...2NP 2 1 22 This page is intentionally left blank ...
Страница 544: ...2NP 2 3 37 2 3 5 IH PWB Figure 2 3 5 IH PWB silk screen diagram YC1 1 2 YC8 1 3 YC6 2 1 YC4 6 1 YC3 YC10 YC9 ...
Страница 555: ...2NP 2 3 48 This page is intentionally left blank ...
Страница 584: ...Installation Guide DP 770 B Document processor DP 772 Document processor Installation Guide ...
Страница 620: ...DP 773 Document processor Installation Guide ...
Страница 646: ...PF 791 500 x 2 Paper feeder Installation Guide ...
Страница 654: ...PF 810 3000 sheets deck Installation Guide ...
Страница 667: ...DF 770 D Document finisher Installation Guide ...
Страница 685: ...AK 740 Bridge unit Installation Guide ...
Страница 687: ...PH 7A C D Punch unit Installation Guide ...
Страница 708: ...DT 730 B Document tray Installation Guide ...
Страница 710: ...5 2013 5 302LC56750 01 H F G D D 6 4 3 7 E C D D M4 8 M4 8 M4 8 M4 8 ...
Страница 711: ...FAX System W B Installation Guide ...