Read Sharp AR-M550 (serv.man16) Service Manual online
AR-M550/M620 SELF DIAG MESSAGE AND TROUBLESHOOTING 9 - 6
F6
97
FAX-BOX incompatibility trouble
FAX
●
F6
98
Combination error of the FAX-BOX destination
information and the machine destination
information
information and the machine destination
information
FAX
●
F7
01
FAX board EEPROM read/write error
FAX
●
H2
00
Thermistor open (HL1)
PCU
●
H2
01
Thermistor open (HL2)
PCU
●
H2
02
Thermistor open (HL3)
PCU
●
H3
00
Heat roller high temperature detection (HL1)
PCU
●
H3
01
Heat roller high temperature detection (HL2)
PCU
●
H3
02
Heat roller high temperature detection (HL3)
PCU
●
H4
00
Heat roller low temperature detection (HL1)
PCU
●
H4
01
Heat roller low temperature detection (HL2)
PCU
●
H4
02
Heat roller low temperature detection (HL3)
PCU
●
H5
01
5-time continuous POD not-reached JAM
detection
detection
PCU
●
L1
00
Scanner feed trouble
Scanner
●
L3
00
Scanner return trouble
Scanner
●
L4
01
Main motor lock detection
PCU
●
L4
02
Drum motor lock detection
PCU
●
L4
03
Fusing motor lock detection
PCU
●
L4
04
Developing motor lock detection
PCU
●
L4
06
Transfer belt separation motor trouble
PCU
●
L4
30
Controller fan motor trouble
MFP control
●
L4
31
Paper discharging fan trouble
MFP control
●
L6
10
Polygon motor lock detection
PCU
●
L8
01
No full wave signal
PCU
●
PC
–
Personal counter uninstalled
MFP control
PF
00
RIC copy inhibit command receive
MFP control
●
U1
01
FAX battery abnormality
MFP control
●
U1
02
RTC read error (combined use as FAX, on MFP
control PWB)
control PWB)
MFP control
●
U2
00
EEPROM read/write error (MFP control)
MFP control
●
U2
11
Counter check sum error (MFP control EEPROM)
MFP control
●
U2
12
Adjustment value check sum error (MFP control
EEPROM)
EEPROM)
MFP control
●
U2
22
MFPC section SRAM memory check sum error
MFP control
●
U2
23
MFPC section SRAM memory individual data
check sum error
check sum error
MFP control
●
U2
50
HDD section individual data check sum error
MFP control
●
U2
80
Scanner section EEPROM read/write error
Scanner
●
U2
81
Scanner section memory sum check error
Scanner
●
U2
90
PCU section EEPROM read/write error
PCU
●
U2
91
PCU section memory sum check error
PCU
●
U5
30
SPF tray lift-up trouble
Scanner
●
U5
31
SPF tray lift-down trouble
Scanner
●
U6
09
LCC lift motor trouble
PCU
●
U6
20
LCC communication trouble
PCU
●
U6
21
LCC transport motor trouble
PCU
●
U6
22
LCC 24V power abnormality addition
PCU
●
U7
00
PC/Modem communication trouble
MFP control
●
– –
–
Auditor NOT READY
MFP control
Trouble code
Trouble content
Remarks
Trouble
detection
Mechanism
Option Electricity FAX Supply
Main
code
code
Sub
code
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