Sharp MX-M623N

TROUBLE CODES
SHARP
38
L4
01
Main motor lock trouble.
02
Drum motor lock trouble.
03
Fuser motor lock trouble.
04
Developer motor lock trouble.
06
Transfer separation motor trouble.
08
Waste toner transport trouble.
30
MFP fan motor trouble
31
Fusing cooling fan (CFM-U1/3) trouble.
32
Power supply cooling fan (CFM-DC1/DC2)
trouble.
35
Fusing exhaust fan (VFM-BKR) trouble.
38
Fusing cooling fan (CFM-U4) trouble.
40
Process fan (VFM-EX1/2/3) trouble.
43
Fusing exhaust fan (VFM-BKU) trouble.
46
Developing section cooling fan (CFM-DV)
trouble.
50
Process cooling fan (CFM-R1/2/3) trouble
56
Fusing cooling fan (CFM-U2) trouble.
58
Process exhaust fan (VFM-BKL) trouble.
L6
10
Polygon motor trouble (LSU)
L8
01
No Full wave signal
02
Full wave signal width trouble
20
MFP PWB communication trouble
PC
--
Personal counter not installed
U1
01
Battery trouble.
U2
00
MFP EEPROM read/write error
05
HDD/MFP PWB SRAM contents
inconsistency.
10
SRAM user authentication index check
sum error.
11
MFP PWB EEPROM check sum error.
12
FAX SRAM check sum error.
22
MFP PWB SRAM memory check sum
error
U2
23
MFP PWB SRAM memory individual data
check sum error
24
MFP PWB SRAM memory user
authentication counter check sum error
30
Serial number discrepancy (ICU – PCU)
50
HDD/Flash memory registration data
check sum error.
60
Water Mark check error.
80
SCU PWB EEPROM read/write error.
81
SCU PWB EEPROM check sum error.
90
PCU PWB EEPROM read/write error.
91
PCU PWB EEPROM check sum error
U5
00
Document feed communication trouble
16
Document feed unit fan trouble
30
Document feed unit tray lift up trouble.
31
Document feed unit ray lift down trouble.
40
Document feed installation trouble.
U6
09
LCC lift motor trouble.
20
LCC – PCU communication trouble.
21
LCC paper transport motor trouble.
U6
22
LCC 24v power abnormality.
23
A3 LCC tray descending trouble.
24
A3 LCC tray lock trouble.
50
Desk incompatibility trouble.
51
LCC – Main unit compatibility trouble.
U7
50
Communication trouble between main
unit and vendor control
51
LCC-Main unit combination trouble
UC
02
DOCC/IPD (CPT) -ASIC abnormality
20
DOCC/IPD (CPT) control module trouble