Trouble Code; Trouble Code List; Details Of Trouble Code - Sharp MX-FXX1 Service Manual

[6] TROUBLE CODE

MXFXX1

1. Trouble code list

Trouble code

Main Sub
code code
F6 00 Communication trouble between the MFP and the FAX
01 FAX board EEPROM read/write error
04 FAX MODEM operation trouble
21 Combination error between the TEL/LIU PWB and the FAX soft switch
30 Access error to power controller on the FAX board (FAX detection)
97 FAX PWB incompatibility trouble
98 Combination error between the FAX-BOX PWB destination information
and the machine destination information.
U1 01 Battery trouble

2. Details of trouble code

A. Details of trouble code
F6-00 MFP-FAX communication trouble
(MFP detection)
Trouble content Communication establishment error/Framing/Parity/
Protocol error
Section MFP
Case 1 Cause FAX unit PWB connector connection error
Check Check the connector connection between the FAX unit
and PWB and the MFPcnt PWB.
remedy
Case 2 Cause FAX unit PWB - MFPcnt PWB harness trouble
Check Check the connector harness between the FAX unit
and PWB and the MFPcnt PWB.
remedy
Case 3 Cause FAX unit PWB mother board connector pin breakage
Check Check the machine grounding.
and
remedy
Case 4 Cause FAX unit ROM trouble/No ROM/Improper insertion of
ROM/ROM pin breakage
Check Check the FAX unit PWB ROM.
and
remedy
F6-01 FAX board EEPROM read/write error
Trouble content EEPROM access error (read/write)
Section FAX
Case 1 Cause EEPROM trouble
Check Check that no trouble occurs after replacement of
and EEPROM. Execute the memory check of SIM66-3 to
remedy insure that EEPROM can be accessed.
Case 2 Cause FAX PWB EEPROM access circuit trouble
Check Replace the PWB. In this case, not need to execute
and the simulation.
remedy
F6-04 FAX MODEM operation trouble
Trouble content FAX PWB MODEM chip operation trouble
Section FAX
Case 1 Cause FAX PWB MODEM chip operation trouble
Check Replace the FAX PWB MODEM chip.
and
remedy
Case 2 Cause The FAX PWB MODEM chip cannot be accessed.
Check Replace the FAX PWB.
and
remedy
Trouble code content
MXFXX1 TROUBLE CODE 6 – 1
Service Manual
Trouble
Mechanism
detection
MFP
FAX
FAX
FAX
FAX
FAX
FAX
MFP
F6-21 Combination error between the
TEL/LIU PWB and the FAX soft switch
Trouble content Combination error between the TEL/LIU PWB and the
FAX PWB information (soft switch)
Section FAX
Case 1 Cause The destination of the installed TEL/LIU PWB differs.
Check Check the destination of the installed TEL/LIU PWB.
and
remedy
Case 2 Cause The FAX PWB information (soft switch) differs.
Check Check the FAX PWB information (soft switch).
and
remedy
Case 3 Cause TEL/LIU PWB trouble
Check Replace the TEL/LIU PWB.
and
remedy
F6-30 Access error to 1-chip microproces-
sor on the FAX board (FAX detection)
Trouble content Access error (read/write) to 1-chip microprocessor on
the FAX board
Section FAX
Case 1 Cause Program writing error (or no writing) to the 1-chip
microprocessor
Check Use SIM66-24 to rewrite the 1-chip microprocessor
and program.
remedy
Case 2 Cause 1-chip microprocessor trouble
Check Replace the 1-chip microprocessor chip. When
and replacing, use SIM66-42 to rewrite the 1-chip
remedy microprocessor program.
Case 3 Cause FAX PWB 1-chip microprocessor access circuit
trouble
Check Replace the FAX PWB.
and
remedy
F6-97 The FAX PWB does not match with the
machine model.
Trouble content The FAX PWB identification model does not match
with the machine model.
Section FAX
Case 1 Cause An improper type of FAX PWB is installed to the
machine.
Check Replace the FAX PWB with a proper one.
and
remedy
Option Electricity FAX Supply
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