Service manual

233
SEP 2006
Ver. 1.1
DP-8020E/8020P/8016P
418 RCV C Receiver transmitted PIN in
response to PRI-Q from
transmitter. (Transmitting operator
requests voice contact)
Line quality poor. (There are excessive
errors in received data)
FXB PCB, or MJR PCB defective.
420 RCV B T1 timer (35 sec.) elapsed without
detecting 300 bps signal.
Wrong number dialed.
(Non-facsimile communication)
Transmitter defective.
FXB PCB, or MJR PCB defective.
421 RCV B Busy Tone was detected after
sending NSF Signal.
Remote station disconnected the line.
Wrong number was dialed.
422 XMT B Content of NSF (or DIS), or NSC
(or DTC) was invalid.
Incompatible content
427 G3
RCV
B DCN received to NSF/CSI/DIS
transmitted.
Interface is incompatible.
433 XMT
RCV
B, D T.30 Protocol abnormal. Defective remote station.
434 XMT, or
RCV
B CD (response from Modem) did
not turn OFF within 180 sec. after
receiver detected FLAG signal.
Remote unit defective.
FXB PCB, or MJR PCB defective.
436 G3 RX C DCN received after transmitting
FTT.
Transmitter defective, or incompatible.
Line quality poor.
456 RCV B Received relay transfer request, or
confidential document to distribute
to an end receiving station, or all
confidential mailboxes are used.
457 RELAY XMT
CONF. XMT/
POLL
B Remote unit does not have
Relayed XMT, or Confidential
Comm. capability.
459 RCV C Failed training in Phase C. Line quality poor. (Training signal
distorted due to line noise)
FXB PCB, or MJR PCB defective.
490 RCV C Sum of error lines exceeded the
limit (Function Parameter No. 70)
of 64 lines.
Line quality poor.
FXB PCB, or MJR PCB defective.
494 RCV C Interval between two EOLs was
more than 10 sec. when receiver
received message data.
Transmitter defective.
Line quality poor. (EOL damaged due to
line noise)
FXB PCB, or MJR PCB defective.
495 XMT
RCV
C During reception, CD turned OFF,
or continued ON for long time.
During communication, lost loop -
current.
Line disconnected.
Transmitter defective.
FXB PCB, or MJR PCB defective.
496 XMT C CS of modem is not able to turn
ON.
FXB PCB defective.
501 XMT/
RCV(V.34)
B Incompatible Modem on the
Remote unit.
502 XMT/
RCV(V.34)
B, C, D During reception, CD turned OFF,
or continued ON for long time.
During communication, lost loop -
current.
Line disconnected.
Transmitter defective.
FXB PCB, or MJR PCB defective.
Fax Information Codes
Code Mode Phase Description of Problem Possible Cause(s)