Read Sharp AR-C170 (serv.man28) Service Manual online
AR-C170M TROUBLESHOOTING 11 - 19
Main
code
code
Sub
code
Title
FAX MODEM operation
abnormality
abnormality
F6
04
Display
Lamp/Message
Phenomenon Detail
FAX PWB MODEM chip
operation trouble
operation trouble
Section
FAX
Case 1
Cause
Normal operation is made
with the FAX PWB SW101
on the BOOT side. FAX
PWB MODEM chip
operation trouble
with the FAX PWB SW101
on the BOOT side. FAX
PWB MODEM chip
operation trouble
Check &
Remedy
Remedy
Set the FAX PWB SW101
to the other side than the
BOOT side, and supply
power again. Replace the
FAX PWB.
to the other side than the
BOOT side, and supply
power again. Replace the
FAX PWB.
Main
code
code
Sub
code
Title
FAX write protect release
F6
20
Display
Lamp/Message
Phenomenon Detail
The write protect JP of the
ICU PWB is released.
ICU PWB is released.
Section
FAX
Case 1
Cause
The FAX write protect pin is
set to Write Enable.
set to Write Enable.
Check &
Remedy
Remedy
Check the write protect pin
of the ICU PWB.
of the ICU PWB.
Case 2
Cause
ICU PWB trouble
Check &
Remedy
Remedy
Replace the ICU PWB.
Case 3
Cause
FAX PWB trouble
Check &
Remedy
Remedy
Replace the FAX PWB.
Main
code
code
Sub
code
Title
Improper combination of the TEL/
LIU PWB and the FAX soft switch.
LIU PWB and the FAX soft switch.
F6
21
Display
Lamp/Message
Phenomenon Detail
Improper combination of the
TEL/LIU PWB and the FAX
PWB information (soft
switch)
TEL/LIU PWB and the FAX
PWB information (soft
switch)
Section
FAX
Case 1
Cause
The destination of the
installed TEL/LIU PWB
differs.
installed TEL/LIU PWB
differs.
Check &
Remedy
Remedy
Check the destination of the
TEL/LIU PWB.
TEL/LIU PWB.
Case 2
Cause
The FAX PWB information
(soft switch) differs.
(soft switch) differs.
Check &
Remedy
Remedy
Check the FAX PWB
information (soft switch).
information (soft switch).
Case 3
Cause
TEL/LIU PWB abnormality
Check &
Remedy
Remedy
Replace the TEL/LIU PWB.
Main
code
code
Sub
code
Title
The FAX-BOX PWB is not one for
the AR-C170M. (FAX detection)
the AR-C170M. (FAX detection)
F6
97
Display
Lamp/Message
Phenomenon Detail
The Modem controller of the
FAX-BOX is not one for the
AR-C170M.
FAX-BOX is not one for the
AR-C170M.
Section
FAX
Case 1
Cause
The FAX-BOX Modem
controller PWB information
(hard detection) is not for
the AR-C170M. (A Modem
controller PWB for the AR-
FDX5/FX6 or the AR-FX8 is
used.)
controller PWB information
(hard detection) is not for
the AR-C170M. (A Modem
controller PWB for the AR-
FDX5/FX6 or the AR-FX8 is
used.)
Check &
Remedy
Remedy
1. Check the FAX-BOX
MODEM controller.
2. Replace the MODEM
controller PWB with one
for the AR-C170M.
for the AR-C170M.
Main
code
code
Sub
code
Title
Improper combination of the FAX-
BOX destination data and the main
unit destination data
BOX destination data and the main
unit destination data
F6
98
Display
Lamp/Message
Phenomenon Detail
Improper combination of the
FAX-BOX destination data
and the main unit
destination data
FAX-BOX destination data
and the main unit
destination data
Section
FAX
Case 1
Cause
Improper combination of the
destination written in the
EEPROM on the FAX-BOX
PWB and the main unit
destination data (set with
SIM 26-6).
destination written in the
EEPROM on the FAX-BOX
PWB and the main unit
destination data (set with
SIM 26-6).
Check &
Remedy
Remedy
1. Check the destination of
the FAX-BOX.
2. Check the destination of
the main unit with SIM
26-6.
26-6.
3. Use a proper
combination of the main
unit and the FAX-BOX.
unit and the FAX-BOX.
Main
code
code
Sub
code
Title
FAX board EEPROM read/write
error
error
F7
01
Display
Lamp/Message
Phenomenon Detail
FAX board EEPROM read/
write error
write error
Section
FAX
Common
Check
Check with SIM 66-3
(memory check).
(memory check).
Case 1
Cause
EEPROM trouble, FAX
PWB EEPROM access
circuit trouble
PWB EEPROM access
circuit trouble
Check &
Remedy
Remedy
When NG in SIM 66-3
EEPROM.
1. Replace the EEPROM.
2. Use SIM 66-1 to enter an
EEPROM.
1. Replace the EEPROM.
2. Use SIM 66-1 to enter an
adjustment value of the
soft switch.
soft switch.
3. After entering an
adjustment value, use
SIM 66-4/5 (signal send
level) and SIM 66-14/15/
16 (dial test) to make
adjustments.
SIM 66-4/5 (signal send
level) and SIM 66-14/15/
16 (dial test) to make
adjustments.
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