Sharp MX-5500N / MX-6200N / MX-7000N (serv.man47) Service Manual ▷ View online
MX-7000N SELF DIAG AND TROUBLE CODE 8 – 5
E7
06
Decode error trouble: Compression decode error
(A compression file cannot decompressed.)
(A compression file cannot decompressed.)
MFP
●
09
Local memory combination error
MFP
●
10
Shading trouble (Black correction)
SCU
●
11
Shading trouble (White correction)
SCU
●
14
SCAN-ASIC trouble
SCU
●
20
LSU BD detection trouble
PCU
●
21
LSU LD deterioration trouble
PCU
●
28
LSU control ASIC connection abnormality
PCU
●
29
LSU-ASIC frequency abnormality
PCU
●
50
Engine connection trouble
PCU
●
60
Controller connection trouble (Engine detection)
MFP
●
61
Controller connection trouble (Engine)
MFP
●
62
Controller connection trouble (Scanner)
MFP
●
65
PWB information sum error (Controller detection)
MFP
●
70
Scanner connection trouble
SCU
●
75
PWB information sum error (Scanner detection)
SCU
●
80
Communication trouble between the MFP and the scanner
(MFP detection)
(MFP detection)
MFP
●
90
Communication trouble between the MFP and the PCU
(MFP detection)
(MFP detection)
MFP
●
EE
EC
Auto developer adjustment trouble (The sample level for
every rotation is other than 128
every rotation is other than 128
± 10.)
PCU
●
EL
Auto developer adjustment trouble (Overtoner abnormality)
PCU
●
EU
Auto developer adjustment trouble (Under-toner
abnormality)
abnormality)
PCU
●
F1
00
Finisher communication trouble (Machine side detection)
PCU
●
03
Finisher oscillation motor trouble
PCU
●
08
Finisher stapler shift motor trouble
PCU
●
10
Finisher staple motor abnormality
PCU
●
15
Finisher tray lift motor abnormality
PCU
●
19
Finisher pre-alignment motor abnormality
PCU
●
20
Finisher after-alignment motor abnormality
PCU
●
21
Finisher interface fan motor abnormality
PCU
●
22
Finisher rear edge assist motor trouble
PCU
●
23
Shutter trouble
PCU
●
30
Communication trouble between the finisher and the saddle
PCU
●
31
Finisher folding motor trouble
PCU
●
32
Communication trouble between the finisher and the punch
unit
unit
PCU
●
33
Finisher punch shift motor trouble
PCU
●
34
Finisher punch motor trouble
PCU
●
37
Finisher backup RAM trouble
PCU
●
38
Finisher punch backup RAM trouble
PCU
●
41
Positioning plate motor trouble
PCU
●
42
Guide motor trouble
PCU
●
43
Side alignment motor trouble
PCU
●
44
Stitch motor rear trouble
PCU
●
45
Stitch motor front trouble
PCU
●
46
Paper pushing motor trouble
PCU
●
50
Finisher incompatibility trouble
PCU
●
51
Sensor connector connection trouble
PCU
●
52
Micro SW trouble
PCU
●
60
Communication trouble between the finisher and the
inserter
inserter
PCU
●
61
Inserter EEPROM trouble
PCU
●
62
Inserter reverse sensor trouble
PCU
●
F2
02
Toner supply abnormality (K2)
PCU
●
04
Toner cartridge improper (K2)
PCU
●
05
Toner cartridge CRUM error (K2)
PCU
●
39
Process thermistor trouble
PCU
●
40
Toner empty sensor abnormality (K)
PCU
●
41
Toner empty sensor abnormality (C)
PCU
●
42
Toner empty sensor abnormality (M)
PCU
●
43
Toner empty sensor abnormality (Y)
PCU
●
44
Black exclusive image density sensor trouble (Transfer belt
surface reflection ratio abnormality)
surface reflection ratio abnormality)
PCU
●
45
Color exclusive image density sensor trouble (Calibration
plate surface reflection ratio abnormality)
plate surface reflection ratio abnormality)
PCU
●
49
LSU thermistor trouble
PCU
●
Trouble code
Trouble code content
Remarks
Trouble
detection
Mechanism
Option
Electricity
FAX
Supply
Main
code
code
Sub
code
MX-7000N SELF DIAG AND TROUBLE CODE 8 – 6
F2
50
K phase sensor sensing trouble
PCU
●
51
CL phase sensor sensing trouble (C)
PCU
●
52
CL phase sensor sensing trouble (M)
PCU
●
53
CL phase sensor sensing trouble (Y)
PCU
●
58
Process humidity sensor trouble
PCU
●
64
Toner supply abnormality (K)
PCU
●
65
Toner supply abnormality (C)
PCU
●
66
Toner supply abnormality (M)
PCU
●
67
Toner supply abnormality (Y)
PCU
●
70
Toner cartridge improper (K)
PCU
●
71
Toner cartridge improper (C)
PCU
●
72
Toner cartridge improper (M)
PCU
●
73
Toner cartridge improper (Y)
PCU
●
74
Toner cartridge CRUM error (K)
PCU
●
75
Toner cartridge CRUM error (C)
PCU
●
76
Toner cartridge CRUM error (M)
PCU
●
77
Toner cartridge CRUM error (Y)
PCU
●
78
Registration exclusive image density sensor trouble
(Transfer belt surface reflection ratio abnormality)
(Transfer belt surface reflection ratio abnormality)
PCU
●
80
Half tone process control 1st patch reference value trouble
(K)
(K)
MFP
●
81
Half tone process control 1st patch reference value trouble
(C)
(C)
MFP
●
82
Half tone process control 1st patch reference value trouble
(M)
(M)
MFP
●
83
Half tone process control 1st patch reference value trouble
(Y)
(Y)
MFP
●
84
Half tone process control 2nd patch reference value trouble
(K)
(K)
MFP
●
85
Half tone process control 2nd patch reference value trouble
(C)
(C)
MFP
●
86
Half tone process control 2nd patch reference value trouble
(M)
(M)
MFP
●
87
Half tone process control 2nd patch reference value trouble
(Y)
(Y)
MFP
●
92
High-density process control density correction error (C)
PCU
●
93
High-density process control density correction error (M)
PCU
●
94
High-density process control density correction error (Y)
PCU
●
F3
12
Tray 1 lift-up trouble
PCU
●
22
Tray 2 lift-up trouble
PCU
●
32
Tray 3 lift-up trouble
PCU
●
42
Tray 4 lift-up trouble
PCU
●
F6
00
Communication trouble between the MFP and the FAX
Refer to FAX manual for details
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
soft switch
30
Access error to power controller on the FAX board (FAX
detection)
detection)
97
FAX PWB incompatibility trouble
98
Combination error between the FAX-BOX PWB destination
information and the machine destination information.
information and the machine destination information.
F9
00
Communication trouble between the controller and the
printer controller (FIERY option)
printer controller (FIERY option)
MFP
●
H2
00
Detection thermistor open (TH1_AD2) of the non-contact
thermistor
thermistor
PCU
01
Lower thermistor open (TH_LM)
PCU
●
02
Sub thermistor open (TH_US)
PCU
●
03
Non-contact thermistor compensation thermistor open
(TH1_AD1)
(TH1_AD1)
PCU
●
04
External heating thermistor open (TH_EX1)
PCU
●
05
Fusing external heating thermistor open (TH_EX2)
PCU
●
H3
00
Fusing section high temperature trouble (TH_UM)
PCU
●
01
Fusing section high temperature trouble (TH_LM)
PCU
●
02
Sub thermistor fusing section high temperature trouble
(TH_US)
(TH_US)
PCU
●
04
External heating thermistor high temperature trouble
(TH_EX1)
(TH_EX1)
PCU
●
05
Fusing external thermistor high temperature trouble
(TH_EX2)
(TH_EX2)
PCU
●
H4
00
Fusing section low temperature trouble (TH_UM_AD2)
PCU
●
Trouble code
Trouble code content
Remarks
Trouble
detection
Mechanism
Option
Electricity
FAX
Supply
Main
code
code
Sub
code
MX-7000N SELF DIAG AND TROUBLE CODE 8 – 7
H4
01
Fusing section low temperature trouble (TH_LM)
PCU
●
02
Sub thermistor fusing section low temperature trouble
(TH_US)
(TH_US)
PCU
●
04
External heating thermistor fusing section low temperature
trouble (TH_EX1)
trouble (TH_EX1)
PCU
●
30
Detection thermistor input abnormality (TH_UM)
PCU
●
H5
01
5 continuous detection of POD1 not-reached jam
PCU
●
H7
10
Low temperature detection during the temperature control
reset operation after stopping the alarm in a JOB (HL_UM)
reset operation after stopping the alarm in a JOB (HL_UM)
PCU
●
11
Low temperature detection during the temperature control
reset operation after stopping the alarm in a JOB (HL_LM)
reset operation after stopping the alarm in a JOB (HL_LM)
PCU
●
12
Low temperature detection during the temperature control
reset operation after stopping the alarm in a JOB (HL_US)
reset operation after stopping the alarm in a JOB (HL_US)
PCU
●
14
Low temperature detection during the temperature control
reset operation after stopping the alarm in a JOB (HL_EX1)
reset operation after stopping the alarm in a JOB (HL_EX1)
PCU
●
L1
00
Mirror feed trouble
SCU
●
L3
00
Mirror return trouble
SCU
●
L4
02
Paper feed motor lock trouble
PCU
●
03
Fusing motor lock trouble
PCU
●
04
Developing motor trouble (BK)
PCU
●
05
Developing motor trouble (CL)
PCU
●
06
Transfer belt separation position sensor trouble
PCU
●
08
Waste toner motor lock
PCU
●
09
Resist motor lock
PCU
●
12
Secondary transfer separation trouble
PCU
●
13
Fusing external heating separation trouble
PCU
●
30
Controller fan motor trouble
MFP
●
31
Paper exit cooling fan F lock
PCU
●
32
Power cooling fan 1 lock
PCU
●
34
LSU cooling fan trouble
PCU
●
35
Fusing exhaust fan lock
PCU
●
36
Fusing suction fan lock
PCU
●
37
Charger cooling fan lock
PCU
●
38
Machine ventilation fan center lock
PCU
●
39
Machine ventilation fan right lock
PCU
●
40
Ozone fan 1 lock
PCU
●
41
Ozone fan 2 lock
PCU
●
42
Ozone fan 3 lock
PCU
●
43
Paper exit cooling fan center lock
PCU
●
44
Power cooling fan 2 lock
PCU
●
L6
10
Polygon motor lock detection
PCU
●
L8
01
No full wave signal
PCU
●
02
Full wave signal width abnormality
PCU
●
20
Power controller communication trouble
MFP
●
PC
--
Personal counter not installed
MFP
●
U1
01
Battery trouble
MFP
●
U2
00
EEPROM read/write error (MFP detection)
MFP
●
05
HDD/SRAM/EEPROM data discrepancy
MFP
●
10
SRAM user authentication index check sum error
MFP
●
11
EEPROM check sum error (MFP detection)
MFP
●
22
SRAM memory check sum error
MFP
●
23
MFPC section SRAM memory individual data check sum
error
error
MFP
●
24
SRAM memory user authentication counter check sum
error
error
MFP
●
25
Flash memory user authentication counter check sum error
MFP
●
30
Serial number data discrepancy (MFP
↔ PCU)
MFP
●
50
HDD section individual data check sum error (MFP)
MFP
●
80
EEPROM read/write error (SCU detection)
SCU
●
81
Adjustment value check sum error (SCU detection)
SCU
●
90
EEPROM read/write error (PCU detection)
PCU
●
91
Adjustment value check sum error (PCU detection)
PCU
●
U5
00
SPF communication trouble
SCU
●
16
SPF fan motor trouble
SCU
●
30
SPF tray lift-up trouble
SCU
●
31
SPF tray lift-down trouble
SCU
●
U6
09
LCC lift motor trouble
PCU
●
20
LCC communication trouble
PCU
●
21
LCC transport motor trouble
PCU
●
22
LCC 24V power abnormality
PCU
●
Trouble code
Trouble code content
Remarks
Trouble
detection
Mechanism
Option
Electricity
FAX
Supply
Main
code
code
Sub
code
MX-7000N SELF DIAG AND TROUBLE CODE 8 – 8
3. Details of trouble code
A0-01
PCU ROM abnormality
A0-02
SCU ROM abnormality
A0-10
Controller ROM error
A0-11
IF version discrepancy (CTL-PCU)
A0-12
IF version discrepancy (CTL-SCU)
A0-20
Machine level error (CTL detection)
A0-21
Machine level error (PCU detection)
A0-22
Machine level error (SCU detection)
C1-01
Charger cleaner trouble
C1-02
Charger cleaner motor lock
U6
23
LCC tray descending trouble (reverse winding detection)
PCU
●
24
LCC tray lock detection trouble
PCU
●
51
LCC incompatibility trouble
PCU
●
UC
02
CPT-ASIC trouble
SCU
●
20
Document control module trouble
SCU
●
21
DOCC (Document Control) PWB not-detected (DSK model
only)
only)
SCU
●
Trouble code
Trouble code content
Remarks
Trouble
detection
Mechanism
Option
Electricity
FAX
Supply
Main
code
code
Sub
code
Trouble content
PCU ROM content trouble
Section
MFP
Case 1
Cause
Firmware upgrade is not made properly due to
power OFF, etc.
power OFF, etc.
Check and
remedy
remedy
Use SIM49-1 to upgrade the firmware.
Trouble content
SCU ROM content trouble
Section
MFP
Case 1
Cause
Some part of SFU is not upgraded during
upgrading of the firmware.
upgrading of the firmware.
Check and
remedy
remedy
Use SIM49-1 to execute the firmware.
Trouble content
SFU combination error in the controller
Section
MFP
Case 1
Cause
SFU upgrade was not properly made when
upgrading the firmware.
upgrading the firmware.
Check and
remedy
remedy
Controller firmware upgrade
Trouble content
Combination error between CTL and PCU
Section
MFP
Case 1
Cause
Combination error between CTL and PCU
Check and
remedy
remedy
Check the firmware combination between CTL and
PCU.
PCU.
Trouble content
Combination error between CTL and SCU
Section
MFP
Case 1
Cause
Combination error between CTL and SCU
Check and
remedy
remedy
Check the firmware combination between CTL and
SCU.
SCU.
Trouble content
Combination error between the machine
production/remodeling and the firmware
production/remodeling and the firmware
Section
MFP
Case 1
Cause
Combination error between the machine
production/remodeling and the firmware
production/remodeling and the firmware
Check and
remedy
remedy
Check the combination between the machine
production/remodeling and the firmware.
production/remodeling and the firmware.
Trouble content
Combination error between the machine
production/remodeling and the firmware
production/remodeling and the firmware
Section
PCU
Case 1
Cause
Combination error between the machine
production/remodeling and the firmware
production/remodeling and the firmware
Check and
remedy
remedy
Check the combination between the machine
production/remodeling and the firmware.
production/remodeling and the firmware.
Trouble content
Combination error between the machine
production/remodeling and the firmware
production/remodeling and the firmware
Section
SCU
Case 1
Cause
Combination error between the machine
production/remodeling and the firmware
production/remodeling and the firmware
Check and
remedy
remedy
Check the combination between the machine
production/remodeling and the firmware.
production/remodeling and the firmware.
Trouble content
The charger cleaner does not complete shift
operation during the specified time.
operation during the specified time.
Section
PCU
Case 1
Cause
Charger unit trouble
Check and
remedy
remedy
Check the charger unit
Case 2
Cause
RE sensor, HP sensor, charger cleaner motor, and
PCU PWB troubles, harness connection trouble
PCU PWB troubles, harness connection trouble
Check and
remedy
remedy
1)
Check the sensor, the motor, and the PCU
PWB.
PWB.
2)
Check the harness connection between the
sensor, the motor and the PCU PWB.
sensor, the motor and the PCU PWB.
Trouble content
When the charger cleaner motor is rotating, an
excess motor current over the specified level is
detected.
excess motor current over the specified level is
detected.
Section
PCU
Case 1
Cause
Charger cleaner motor trouble
Check and
remedy
remedy
Check the charger cleaner motor
Case 2
Cause
PCU PWB trouble, harness connection trouble
Check and
remedy
remedy
1)
Check the PCU PWB.
2)
Check harness connection between the
motor and the PCU PWB.
motor and the PCU PWB.
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