Panasonic UF-E1 Service Manual page 93
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Code
Mode
Phase
418
RCV
C
420
RCV
B
421
RCV
B
422
XMT
B
427
G3
B
RCV
430
XMT or
B
RCV
434
XMT or
B
RCV
436
G3 RX
C
451
XMT
A
B
458
RCV
C
459
RCV
C
490
RCV
C
492
RCV
C
493
RCV
C
494
RCV
C
495 XMT/RCV
C
496
XMT
C
497
XMT
B
540 XMT ECM
B
541 XMT ECM
D
542 XMT ECM
D
543 XMT ECM
D
Information Code
Description of Problem
Receiver transmitted PIN in response to
PRI-Q fromtransmitter. (Transmittingop-
erator requests voice contact)
T1 timer (35 sec.) elapsed without
detecting 300 bps signal. (The 420 code
is not displayed on the panel)
T1 timer (35 sec.) elapsed without
detecting 300 bps signal. after receiver
EOM (End of Message.)
Content of NSF (or DIS) or NSC (or
DTC) was invalid.
DCN received to NSF/CSI/DIS transmit-
ted.
CS of modem is not able to turn ON dur-
ing training. (V.34)
CD (response from Modem) did not turn
OFF within 180 sec. after receiver
detected FLAG signal.
DCN received after transmitting FTT.
No line current detected.
Did not receive CD in 10sec.
Failed training in Phase C.
Sum of error line exceeded the limit
(Parameter 70) by 64 lines.
Did not receive any data in Receiving
Data Buffer in 10 sec.
Did not detect the first EOL in 10 sec.
Interval between two EOLs was more
than 10 sec. when receiver received
message data.
During reception, CD turned OFF or
continued ON for long time.
Duringcommunication,lostloop-current.
CS of modem is not able to turn ON.
CS of modem is not able to turn ON dur-
ing training.
No response after transmitting 3rd CTC. Incompatibleinterface.
No response after transmitting 3rd EOR
or received DCN.
No response to the 3rd RR transmitted
or received DCN.
T5 timer (60 sec.) elapsed without MCF. Remote unit is abnormal.
Line quality is poor. (There are exces-
sive errors in received data)
SC PCB or NCU PCB is defective.
There is wrong incoming call.
(non-facsimilecommunication)
Transmitter is defective.
SC PCB or NCU PCB is defective.
Transmitter is defective. SC PCB
(Modem) or NCU is defective. Line qual-
ity is poor.
There is an incompatibility.
The interface is incompatible.
Line quality is poor.
SC PCB or NCU PCB is defective.
Remote unit is defective.
SC PCB or NCU PCB is defective.
Transmitter is defective or incompatible.
Line quality is poor.
Re-connect line plug.
NCU PCB is defected.
Line quality is poor. SC PCB (Modem)
or NCU is defective. Remote unit gets a
document jammed.
Line quality is poor. (Training signal is
distorted due to line noise)
SC PCB or NCU PCB is defective.
Line quality is poor.
SC PCB or NCU PCB is defective.
Remote unit is defective. Line quality is
poor. SC PCB (Modem) or NCU is
defective.
Remote unit gets a documents jammed.
Line quality is poor. SC PCB (Modem)
or NCU is defective.
Transmitter is defective.
Line quality is poor. (EOL is damaged
due to line noise)
SC PCB or NCU PCB is defective.
Line is disconnected.
Transmitter is defective.
SC PCB or NCU PCB is defective.
SC PCB is defective.
SC PCB is defective.
Line is faulty.
NCU PCB abnormal.
Remote unit is abnormal.
89
Cause
UF-E1
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Troubleshooting
