Field Service Ver. 1.0 Aug. 2005 12. Troubleshooting
167
FK-503
Troubleshooting
12.2.5 Malfunction
Code Description Cause Remedy
Re Li Lo
B0 • Power source off Power source switch
was turned off
|
None.
Power source failure | None.
Defective power
source supply unit
|
Replace the power source
supply unit.
B2 • System failure (Exam-
ples; image data conver-
sion failure and error in
sequence timing)
Warm restart switch
was pressed
|
None.
Failure in FAX board | Replace FAX board
Failure in MFBS board | Replace MFBS board
Line failure
|
Check line noise and recep-
tion level.
B4 • Modem failure Document was not
loaded for polling
reception in V.34 mode
|
Check the document loaded
in the remote side.
Line failure
|
Check line noise and recep-
tion level.
Failure in FAX board | Replace FAX board
Failure in MFBS board | Replace MFBS board
B5 • Modem failure (modem
failure in V.8 sequence at
RX)
Line failure
|
Check line noise and recep-
tion level.
Failure in FAX board | Replace FAX board
Failure in MFBS board | Replace MFBS board
B6 • Modem failure (modem
failure in V.8 sequence at
RX)
Line failure
|
Check line noise and recep-
tion level.
Failure in FAX board | Replace FAX board
Failure in MFBS board | Replace MFBS board
B7 • System failure (Exam-
ples; image data conver-
sion failure, error in
sequence timing)
Warm restart switch
was pressed
|
None.
Failure in FAX board | Replace FAX board
Failure in MFBS board | Replace MFBS board
Line failure
|
Check line noise and recep-
tion level.