Panasonic Panafax UF-580, Service Manual

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434 XMT or RCV B CD (response from Modem) did
not turn OFF within 180 sec. after
receiver detected FLAG signal. Remote unit is defective.
SC PCB or MJR PCB are defective.
436 G3 RX C DCN received after transmitting
FTT. Transmitter is defective or incompatible.
Line quality is poor.
456 RCV B Received relay transfer request or
confidential document to distribute
to an end receiving station or all
confidential mailboxes are used.
459 RCV C Failed training in Phase C. Line quality is poor. (Training signal is
distorted due to line noise)
SC PCB or MJR PCB are defective.
490 RCV C Sum of error lines exceeded the
limit (Function Parameter No. 70)
of 64 lines. Line quality is poor.
SC PCB or MJR PCB are defective.
494 RCV C Interval between two EOLs was
more than 10 sec. when receiver
received message data. Transmitter is defective.
Line quality is poor. (EOL is damaged
due to line noise)
SC PCB or MJR PCB are defective.
495 XMT
RCV C During reception, CD turned OFF
or continued ON for long time.
During communication, lost loop -
current. Line is disconnected.
Transmitter is defective.
SC PCB or MJR PCB are defective.
496 XMT C CS of modem is not able to turn
ON. SC PCB is defective.
501 XMT/
RCV(V.34)
B Remote unit does not have
compatible Modem.
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 is disconnected.
Transmitter is defective.
SC PCB or MJR PCB are defective.
503 XMT/
RCV(V.34)
B, C, D CS of modem is not able to turn
ON during training.
SC PCB is defective.
Line is disconnected.
504 XMT/V.34
(Polling)
B Polling is rejected from the remote
station. No polling original is set.
505 XMT/V.34
(Polling)
B Polling XMT is rejected. No polling original is set.
540 XMT ECM B No response after transmitting 3rd
CTC or DCN received. Incompatible interface.
541 XMT ECM D No response after transmitting 3rd
EOR or received DCN. Line is faulty.
MJR PCB abnormal.
542 XMT ECM D No response to the 3rd RR
transmitted or received DCN. Remote unit is abnormal.
543 XMT ECM D T5 timer (60 sec.) elapsed without
MCF. Remote unit is abnormal.
544 XMT ECM D Stopped Transmission after EOR
Transmission. Line is faulty.
MJR PCB abnormal.
550 RCV ECM C Timer between frames in phase C
has elapsed. Defective remote station.
554 RCV ECM D Transmitted ERR after receiving
EOR. Line is faulty.
Fax Information Codes
Code Mode Phase Description of Problem Cause