Panasonic UF-E1, Service Manual

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UF-E1
89
418 RCV C Receiver transmitted PIN in response to
PRI-Q fromtransmitter. (Transmittingop-
erator requests voice contact) Line quality is poor. (There are exces-
sive errors in received data)
SC PCB or NCU PCB is defective.
420 RCV B T1 timer (35 sec.) elapsed without
detecting 300 bps signal. (The 420 code
is not displayed on the panel) There is wrong incoming call.
(non-facsimilecommunication)
Transmitter is defective.
SC PCB or NCU PCB is defective.
421 RCV B T1 timer (35 sec.) elapsed without
detecting 300 bps signal. after receiver
EOM (End of Message.) Transmitter is defective. SC PCB
(Modem) or NCU is defective. Line qual-
ity is poor.
422 XMT B Content of NSF (or DIS) or NSC (or
DTC) was invalid. There is an incompatibility.
427 G3
RCV
B DCN received to NSF/CSI/DIS transmit-
ted. The interface is incompatible.
430 XMT or
RCV
B CS of modem is not able to turn ON dur-
ing training. (V.34) Line quality is poor.
SC PCB or NCU PCB is defective.
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 NCU PCB is defective.
436 G3 RX C DCN received after transmitting FTT. Transmitter is defective or incompatible.
Line quality is poor.
451 XMT A
B No line current detected. Re-connect line plug.
NCU PCB is defected.
458 RCV C Did not receive CD in 10sec. Line quality is poor. SC PCB (Modem)
or NCU is defective. Remote unit gets a
document jammed.
459 RCV C Failed training in Phase C. Line quality is poor. (Training signal is
distorted due to line noise)
SC PCB or NCU PCB is defective.
490 RCV C Sum of error line exceeded the limit
(Parameter 70) by 64 lines. Line quality is poor.
SC PCB or NCU PCB is defective.
492 RCV C Did not receive any data in Receiving
Data Buffer in 10 sec. Remote unit is defective. Line quality is
poor. SC PCB (Modem) or NCU is
defective.
493 RCV C Did not detect the first EOL in 10 sec. Remote unit gets a documents jammed.
Line quality is poor. SC PCB (Modem)
or NCU is 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 NCU PCB is defective.
495 XMT/RCV C During reception, CD turned OFF or
continued ON for long time.
Duringcommunication,lostloop-current. Line is disconnected.
Transmitter is defective.
SC PCB or NCU PCB is defective.
496 XMT C CS of modem is not able to turn ON. SC PCB is defective.
497 XMT B CS of modem is not able to turn ON dur-
ing training. SC PCB is defective.
540 XMT ECM B No response after transmitting 3rd CTC. Incompatibleinterface.
541 XMT ECM D No response after transmitting 3rd EOR
or received DCN. Line is faulty.
NCU 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.
Information Code
Code Mode Phase Description of Problem Cause