Sharp MX-5500N / MX-6200N / MX-7000N (serv.man47) Service Manual ▷ View online
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.
MX-7000N SELF DIAG AND TROUBLE CODE 8 – 9
C4-00
PTC (Pre-Transfer Charger) high
voltage output trouble
voltage output trouble
C4-01
PTC (Pre-Transfer Charger) cleaner
trouble
trouble
CE-00
Communication error other than
CE-01 – 08
CE-01 – 08
CE-01
Network controller trouble
CE-02
Not-specified mail/FTP server error
CE-03
Communication error in image send
CE-04
FTP server account name or
authentication password input error
authentication password input error
Trouble content
A trouble signal is detected during PTC high
voltage output.
voltage output.
Section
PCU
Case 1
Cause
Charger wire breakage
Check and
remedy
remedy
Check the charger unit.
Case 2
Cause
PTC high voltage PWB trouble
Check and
remedy
remedy
Replace the PTC high voltage PWB.
Case 3
Cause
PCU PWB trouble
Check and
remedy
remedy
Replace the PCU PWB.
Case 4
Cause
Connector and harness connection trouble
Check and
remedy
remedy
Check connection of the connector and the
harness.
harness.
Trouble content
Shifting the PTC cleaner is not completed within
the specified time.
the specified time.
Section
PCU
Case 1
Cause
Cleaner mechanism trouble
Check and
remedy
remedy
Check the cleaner mechanism.
Case 2
Cause
HP sensor trouble
Check and
remedy
remedy
Replace the HP sensor.
Case 3
Cause
Cleaner motor trouble
Check and
remedy
remedy
Replace the cleaner motor.
Case 4
Cause
PCU PWB trouble
Check and
remedy
remedy
Replace the PCU PWB.
Case 5
Cause
Connector and harness connection trouble
Check and
remedy
remedy
Check connection of the connector and the
harness.
harness.
Trouble content
Another communication error occurs.
Section
MFP
Case 1
Cause
Network cable connection trouble
Check and
remedy
remedy
Check to insure that the network cable is securely
connected.
connected.
Trouble content
Network controller and its peripheral circuit trouble
Section
MFP
Case 1
Cause
Network controller and its peripheral circuit trouble
Check and
remedy
remedy
1)
Check the network controller and its
peripheral circuit.
peripheral circuit.
2)
Output the NIC Config Page and check the
NIC version.
NIC version.
3)
Replace the MFPcnt PWB.
Trouble content
The specified mail server, FTP server, and SMB
server are not found
server are not found
Section
MFP
Case 1
Cause
Network cable connection trouble
Check and
remedy
remedy
Check to insure that the network cable is securely
connected.
connected.
Case 2
Cause
Network setup trouble
Check and
remedy
remedy
1)
Check that the connected network supports
TCP/IP protocol.
TCP/IP protocol.
2)
Check from Web page that the Primary/
Secondary E-mail Server Address or the FTP
server/Desktop PC/SMB server address as
the destination is properly set.
Secondary E-mail Server Address or the FTP
server/Desktop PC/SMB server address as
the destination is properly set.
3)
When the above address is described with
the Hostname, check that the DNS server is
properly set or not.
the Hostname, check that the DNS server is
properly set or not.
Case 3
Cause
SMTP server/FTP server/NST/SMB server trouble
Check and
remedy
remedy
Check the SMTP server/FTP server/NST/SMB
server for any trouble.
server for any trouble.
Trouble content
The specified server does not respond during
image send.
image send.
Section
MFP
Case 1
Cause
Network cable connection trouble
Check and
remedy
remedy
Check to insure that the network cable is securely
connected.
connected.
Case 2
Cause
SMTP server/FTP server/NST/SMB server trouble
Check and
remedy
remedy
Check the SMTP server/FTP server/NST/SMB
server for any trouble.
server for any trouble.
Trouble content
The entered FTP server account name or the
authentication password is invalid.
The entered SMB server log-in name or the
password is invalid.
authentication password is invalid.
The entered SMB server log-in name or the
password is invalid.
Section
MFP
Case 1
Cause
Network cable connection trouble
Check and
remedy
remedy
Check to insure that the network cable is securely
connected.
connected.
Case 2
Cause
The FTP server account name registered as the
destination or the password for the account is
incorrect.
destination or the password for the account is
incorrect.
Check and
remedy
remedy
Check to insure that the FTP server account name
registered as the destination or the password for
the account is correct.
registered as the destination or the password for
the account is correct.
Case 3
Cause
The SMB server account name registered as the
destination or the password for the account is
incorrect.
destination or the password for the account is
incorrect.
Check and
remedy
remedy
Check to insure that the SMB server account name
registered as the destination or the password for
the account is correct.
registered as the destination or the password for
the account is correct.
MX-7000N SELF DIAG AND TROUBLE CODE 8 – 10
CE-05
FTP server directory input error
CE-06
POP3 server access error
CE-07
POP3 server authentication check
error
error
CE-08
POP3 server timeout error
E6-10
Back-face shading trouble (Black
correction) (DSPF)
correction) (DSPF)
E6-11
Shading trouble (White correction)
(DSPF)
(DSPF)
E6-14
Back-face SCAN-ASIC trouble (DSPF)
E7-00
System memory access error
Trouble content
The entered FTP server directory is invalid.
The entered SMB server folder is invalid.
The entered SMB server folder is invalid.
Section
MFP
Case 1
Cause
Network cable connection trouble
Check and
remedy
remedy
Check to insure that the network cable is securely
connected.
connected.
Case 2
Cause
The FTP server account name registered as the
destination or the password for the account is
incorrect.
destination or the password for the account is
incorrect.
Check and
remedy
remedy
Check to insure that there exits the FTP server
directory registered as the destination.
directory registered as the destination.
Case 3
Cause
The SMB server account name registered as the
destination or the password for it is incorrect.
destination or the password for it is incorrect.
Check and
remedy
remedy
Check to insure that there exists the SMB server
folder registered as the destination.
folder registered as the destination.
Trouble content
The specified mail server (POP3) is not found.
(POP3 server access error)
(POP3 server access error)
Section
MFP
Case 1
Cause
Network cable connection trouble
Check and
remedy
remedy
Check to insure that the network cable is securely
connected.
connected.
Case 2
Cause
Network setup error
Check and
remedy
remedy
1)
Check that the connected network supports
TCP/IP protocol.
TCP/IP protocol.
2)
Check the Web page to insure that the POP3
server address is correctly set.
server address is correctly set.
3)
If the above address is described in
Hostname, check to insure that the DNS
server is correctly set.
Hostname, check to insure that the DNS
server is correctly set.
Case 3
Cause
POP3 server trouble
Check and
remedy
remedy
Check the POP3 server for any trouble.
Trouble content
The entered POP3 server account name or the
authentication password is invalid. (POP3 server
authentication check error)
authentication password is invalid. (POP3 server
authentication check error)
Section
MFP
Case 1
Cause
Network cable connection trouble
Check and
remedy
remedy
Check to insure that the network cable is securely
connected.
connected.
Case 2
Cause
The POP3 server account name or the password
registered for the account is incorrect.
registered for the account is incorrect.
Check and
remedy
remedy
Check to insure that the POP3 server account
name or the password for the account is correct.
name or the password for the account is correct.
Trouble content
The specified mail server (POP3) does not
respond. (POP3 server timeout error)
respond. (POP3 server timeout error)
Section
MFP
Case 1
Cause
Network cable connection trouble
Check and
remedy
remedy
Check to insure that the network cable is securely
connected.
connected.
Case 2
Cause
POP3 server trouble
Check and
remedy
remedy
Check the POP3 server for any trouble.
Trouble content
CCD black scan level abnormality when the copy
lamp is turned off.
lamp is turned off.
Section
SCU
Case 1
Cause
Installation error of the CCD unit flat cable
Check and
remedy
remedy
Check the installing state of the flat cable to the
CCD unit.
CCD unit.
Case 2
Cause
CCD unit abnormality
Check and
remedy
remedy
Check the CCD unit.
Case 3
Cause
DSPF PWB abnormality
Check and
remedy
remedy
Check the DSPF PWB.
Trouble content
CCD white scan level abnormality when the copy
lamp is on.
lamp is on.
Section
SCU
Case 1
Cause
Installation error of the CCD unit flat cable
Check and
remedy
remedy
Check the installing state of the flat cable to the
CCD unit.
CCD unit.
Case 2
Cause
Dirt on the mirror, the lens, or the reference white
plate.
plate.
Check and
remedy
remedy
Clean the mirror, the lens, or the reference white
plate.
plate.
Case 3
Cause
Copy lamp lighting trouble
Check and
remedy
remedy
Check the installing state of the flat cable to the
copy lamp unit.
copy lamp unit.
Case 4
Cause
CCD unit abnormality
Check and
remedy
remedy
Check the CCD unit.
Case 5
Cause
DSPF PWB abnormality
Check and
remedy
remedy
Check the DSPF PWB.
Trouble content
Written register value cannot be read correctly
Section
SCU
Case 1
Cause
DSPF PWB abnormality
Check and
remedy
remedy
Check the DSPF PWB.
Trouble content
System memory trouble (Tandem memory cannot
be guaranteed.)
Access to system memory cannot be made.
be guaranteed.)
Access to system memory cannot be made.
Section
MFP
Case 1
Cause
Expansion memory installation error
Check and
remedy
remedy
Check installation of the system expansion
memory.
memory.
Case 2
Cause
Garbled data
Check and
remedy
remedy
1)
Use SIM60-01 to check memory read/write
2)
Replace the expansion memory (if installed.)
3)
Replace the MFPcnt PWB.
Case 3
Cause
Dirt on the memory pin
Check and
remedy
remedy
Clean the memory pin with alcohol.
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