03/02 2.3 Level 2 Troubleshooting
WorkCentre Pro 423/428 2-49 CHAPTER 2 TROUBLESHOOTING
X Code
Internal
Code
Error Description Corrective Action
X0-29 02E2 DC Event Response Timeout
(ERR_PT_DC_TIMEOUT)
Check M/F MAIN PWB and
MCU/SW PWB for connections.
Replace M/F MAIN PWB or
MCU/SW PWB.
X0-29 02E3
Wrong DC Message
(ERR_PT_DCMSG_ILLEGAL)
Check M/F MAIN PWB and
MCU/SW PWB for connections.
Replace M/F MAIN PWB or
MCU/SW PWB.
X0-29 02E4
Wrong DC Parameter
(ERR_PT_DCPRM_ILLEGAL)
Check M/F MAIN PWB and
MCU/SW PWB for connections.
Replace M/F MAIN PWB or
MCU/SW PWB.
X0-32 0538 Modem CS didn’t turn on in
response to RS request during
training at high speed.
Retry. Replace MAIN (Modem).
X0-33 0536 Modem CS failure to go ON for
an RS request in command
transmission
Retry. Replace MAIN (Modem).
X0-35 0060 When Line Task attempted to
connect the line, the system was
busy. (The line couldn’t be
connected.)
Check the line. Retry.
X0-35 0061 Collision between Line call and
connect
Check the line. Retry.
X0-35 0542 Collision error between Line A
(outside line) call and connect.
(when 16 Hz signal reached )
Re-dial. Check/replace MAIN
(Modem) and NCU.
X0-35 0543 Collision error between Line B
(extension line) call and connect.
(when 16 Hz signal reached)
Re-dial. Check/replace MAIN
(Modem) and NCU.
X0-35 057D During using a not-built-in type
telephone using 4 wires, call
request was made. (No
notification of hook-off to SCM in
a 4-wire system)
Stop using the telephone or re-dial.
Check/replace MAIN, MMB, and
NCU.
X0-36 0544
Collision error between Line A
(external line) call and connect
(when 1300 Hz signal reached)
Re-dial. Check/replace MAIN
(Modem) and NCU.
X Code
Internal
Code
Error Description Corrective Action
X0-40 0537 Overrun Retry. Replace MAIN (Modem).
X0-42 0535
DIS was received from the call
terminal. DCS was received in
spite of no receive capacity.
Illegal command received.
Check the remote terminal/line.
X0-62 0350
Abort during BP-F coding.
ERR_VCEM_ABORT
Replace M/F MAIN PWB.
X0-62 0351
Image Buffer Empty was
detected during printing.
ERR_VCEM_BFEMPTY
Replace M/F MAIN PWB.
X0-62 0352 Image Buffer Full was detected
during scanning.
ERR_VCEM_BFFULL
Replace M/F MAIN PWB.
X0-62 0353
IOT Page Seek signal is active a
start of extension.
ERR_VCEM_PSYNC
Operate again.
X0-62 0354 Failure in Image Buffer Clearance
ERR_VCEM_MCLR
Operate again or replace M/F
MAIN PWB.
X1-11 0259 The ISDN line is disconnected. Connect the ISDN line.
X1-11 025A Outside line 1 is disconnected. Connect outside line 1.
X1-11 025B Extension line 1 is disconnected. Connect extension line 1.
X1-11 025C Outside line 2 is disconnected. Connect outside line 2.
X1-11 025D Extension line 2 is disconnected. Connect extension line 2.
X1-11 025E Outside line 3 is disconnected. Connect outside line 3.
X1-11 025F Extension line 3 is disconnected. Connect extension line 3.
X2-00 0510 T1 time out at send Retry. Check the remote terminal/
line. Replace MAIN (Modem).
X2-01 0511 DCS / NSS re-send over Retry. Check the remote terminal/
line. Replace MAIN (Modes).
X2-02 022F Line was disconnected during
communication. (The error occurs
with ISDN only.)
Check the remote terminal/line.
X2-03 0220 Fall back error. Awaiting auto re-
send
Check the remote terminal/line.
Check/replace M/F MAIN PWB.
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