Panasonic KX-FT57E Service Manual ▷ View online
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KX-FT57E
TROUBLESHOOTING GUIDE
(2) Communication error functions
@
Operation:
1. Press the MENU button 3 times.
2. Press the START/SET/COPY button and
2. Press the START/SET/COPY button and
¥
button 4 times.
3. Press the START/SET/COPY button.
4. Print out.
4. Print out.
A
Error code table:
Communication was interrupted by the STOP button.
The document paper is jammed.
No document paper is installed.
The thermal head is overheated
Out of thermal paper
The cover is open.
The recording paper is jammed.
Transmission is complete when the T1 TIMER has expired.
DCN is received after DCS transmission.
FTT is received after a transmission of the 2400BSP training signal.
No response after post message is transmitted three times
RTN and PIN are received.
No response after FTT is transmitted.
No post message
RTN is transmitted.
PIN is transmitted (to PRI-Q).
PIN is transmitted.
Reception is complete when the T1 TIME has expired.
DCN is received after transmission of NSC and DTC.
DCN is received after DIS transmission.
300BPS error
DCN is received after FTT transmission.
DCN responds to the post message.
Polling is not possible.
DCN is received before DIS reception.
Reception is other than EOP, EOM PIP, PIN, RTP and RTN.
No response at the other party after MCF or CFR is transmitted.
DCN is received after CFR transmission.
The carrier is cut when the image signal is received.
Modem error
1
2
3
4
5
6
7
8
8
8
9
10
11
12
13
14
15
2
2
13
13
16
12
RESULT
PRESSED THE STOP KEY
DOCUMENT JAMMED
NO DOCUMENT
PRINTER OVERHEATED
PAPER OUT
THE COVER WAS OPENED
PAPER JAMMED
OTHER FAX NOT RESPOND
COMMUNICATION ERROR
COMMUNICATION ERROR
COMMUNICATION ERROR
COMMUNICATION ERROR
COMMUNICATION ERROR
COMMUNICATION ERROR
COMMUNICATION ERROR
COMMUNICATION ERROR
COMMUNICATION ERROR
OTHER FAX NOT RESPOND
ERROR-NOT YOUR UNIT
ERROR-NOT YOUR UNIT
COMMUNICATION ERROR
COMMUNICATION ERROR
ERROR-NOT YOUR UNIT
COMMUNICATION ERROR
COMMUNICATION ERROR
COMMUNICATION ERROR
COMMUNICATION ERROR
ERROR-NOT YOUR UNIT
COMMUNICATION ERROR
COMMUNICATION ERROR
MODE
TX & RX
TX
TX
RX
RX
TX & RX
RX
TX
TX
TX
TX
TX
RX
RX
RX
RX
RX
RX
TX
RX
TX
RX
TX
TX
TX
RX
RX
RX
RX
TX & RX
CODE
41
42
43
44
46
48
49
50
51
53
54
57
58
59
64
65
65
68
70
72
FF
TX=TRANSMISSION RX=RECEPTION
SYMPTOM
Counter-
measure
measure
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KX-FT57E
Turn ON the FAX monitor func-
tion and transmit the data to the
same receiver.
tion and transmit the data to the
same receiver.
Transmission is complete when the T1 TIMER
has expired.
has expired.
Is a FAX signal sound (DIS)
heard?
heard?
Is communication OK?
Confirm the service parameter
and compatibility of both the
caller's and receiver's FAX
machines.
and compatibility of both the
caller's and receiver's FAX
machines.
Confirm if the receiver's FAX machine
was set to the reception mode when
the previous communication was NG.
was set to the reception mode when
the previous communication was NG.
DCN is received after DCS transmission.
DCN is received after FTT transmission.
Reception is other than EOP, EOM PIN, RTP and RTN.
DCN is received after FTT transmission.
Reception is other than EOP, EOM PIN, RTP and RTN.
Confirm if the receiver's FAX ma-
chine is set to the reception mode or the
answering machine's message is on.
chine is set to the reception mode or the
answering machine's message is on.
Is the receiver's FAX
machine in the "out of pa-
per or mechanical error"
status?
machine in the "out of pa-
per or mechanical error"
status?
Confirm the receiver's FAX ma-
chine.
chine.
Is it the same brand
as ours?
as ours?
Is the password
check mode set?
(Has the receiver's parameter
list printed out?)
Ask the receiver to cancel the
password of the receiver's FAX
machine or set the caller's password
corresponding to the receiver's, and
transmit the data again.
password of the receiver's FAX
machine or set the caller's password
corresponding to the receiver's, and
transmit the data again.
Ask the receiver to set the receiver's
FAX machine to the receive mode
and transmit again.
FAX machine to the receive mode
and transmit again.
Confirm the service parameter and
compatibility of both the caller's
and receiver's FAX machines.
compatibility of both the caller's
and receiver's FAX machines.
YES
3 Countermeasure
YES
YES
YES
YES
NO
NO
NO
NO
NO
2
1
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47
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KX-FT57E
TROUBLESHOOTING GUIDE
Perform the communication test
using the LOOP simulator.
using the LOOP simulator.
FTT is received after a transmission of the
2400BPS training signal.
2400BPS training signal.
Is "Fall back" executed from
9600BPS?
9600BPS?
Modem test
(TEST CODE NO.554)
(TEST CODE NO.554)
Is communication OK?
Ask the receiver to perform FAX
communication from the re-
ceiver to the caller.
communication from the re-
ceiver to the caller.
If this error frequently occurs at
the receiver, perform transmis-
sion in the above-mentioned
mode on the receiver.
the receiver, perform transmis-
sion in the above-mentioned
mode on the receiver.
Is communication OK?
Perform voice communication
with the receiver.
with the receiver.
End
Check if the line was not inter-
rupted by noises or cross
talk. If not, wait until the line
is able to perform correct com-
munication.
rupted by noises or cross
talk. If not, wait until the line
is able to perform correct com-
munication.
(1) Raise the level of transmission. (Do not
raise the level above the standard of each
country. If the communication is
OK at the level beyond the standard, it is
attributable to the line condition or the
receiver's machine sensitivity condition.)
(2) If no effect is obtained.
Slow down the transmission start speed
and transmit to the receiver again.
raise the level above the standard of each
country. If the communication is
OK at the level beyond the standard, it is
attributable to the line condition or the
receiver's machine sensitivity condition.)
(2) If no effect is obtained.
Slow down the transmission start speed
and transmit to the receiver again.
YES
YES
YES
NO
NO
NO
3.1
3.2
3
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KX-FT57E
Inquire if the receiver
caller's document was sent
correctly.
caller's document was sent
correctly.
Was the data sent
correctly?
correctly?
Ask the service section of the
receiver's FAX machine to con-
firm the machine's condition.
receiver's FAX machine to con-
firm the machine's condition.
Perform the communication test
using the LOOP simulator and
check the machine's reception
condition.
using the LOOP simulator and
check the machine's reception
condition.
Is FTT sent from the receiver?
Perform voice communication
with the NG caller.
with the NG caller.
Check if the line was not inter-
rupted by noises or cross
talk. If not, wait until the line
is able to perform correct com-
munication.
rupted by noises or cross
talk. If not, wait until the line
is able to perform correct com-
munication.
No response after a the post message is transmitted
three times.
three times.
RTN and PIN are received.
No response after FTT is transmitted.
: No problem with the machine hardware.
Modem test
(TEST CODE NO.554)
(TEST CODE NO.554)
YES
YES
NO
6.1
3.1
6
5
4
3.2
NO
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