Sharp MX-M550N

MX-M700N SELF DIAG AND TROUBLE CODE 8 – 5
F2 31 Process control trouble
(Photoconductor surface reflection rate abnormality)
PCU z
32 Process control trouble (Drum marking scan trouble) PCU z
37 Drum marking sensor gain adjustment error PCU z
39 Process thermistor breakdown PCU z
46 Developing thermistor breakdown PCU z
47 Room temperature thermistor breakdown PCU z
48 Developing humidity sensor break down PCU z
F3 12 Machine tray 1 lift-up trouble PCU z
22 Machine tray 2 lift-up trouble PCU z
32 Machine tray 3 lift-up trouble PCU z
42 Machine tray 4 lift-up trouble PCU z
F4 38 38V voltage trouble PCU z
F6 00 MFP control-FAX communication trouble (MFP control detection) MFP control z
01 FAX expansion Flash memory trouble (MFP control detection) MFP control z
04 FAX modem operation abnormality FAX z
20 FAX write protect cancel FAX z
21 Abnormal combination of the TEL/LIU PWB and the FAX soft switch FAX z
97 FAX-BOX incompatibility trouble FAX z
98 Combination error of the FAX-BOX destination information and the
machine destination information
FAX z
F7 01 FAX board EEPROM read/write error FAX z
F9 02 PRT centro port check error MFP control z
H2 00 Thermistor open/Fusing unit not installed (HL1) PCU z
01 Thermistor open/Fusing unit not installed (HL2) PCU z
02 Thermistor open/Fusing unit not installed (HL3) PCU z
H3 00 Fusing section high temperature trouble (HL1) PCU z
H3 01 Fusing section high temperature trouble (HL2) PCU z
02 Fusing section high temperature trouble (HL3) PCU z
H4 00 Fusing section low temperature trouble (HL1) PCU z
01 Fusing section low temperature trouble (HL2) PCU z
02 Fusing section low temperature trouble (HL3) PCU z
H5 01 5-time continuous POD notreached JAM detection PCU z
L1 00 Scanner feed trouble Scanner z
L3 00 Scanner return trouble Scanner z
L4 01 Main motor lock detection PCU z
02 Drum motor lock detection PCU z
03 Fusing motor lock detection PCU z
04 Developing motor lock detection PCU z
06 Transfer belt separation motor trouble detection PCU z
30 Controller fan motor lock detection MFP control z
31 Paper discharging fan trouble MFP control z
L6 10 Polygon motor lock detection PCU z
L8 01 No full wave signal PCU z
PF 00 RIC copy inhibit command receive MFP control z
U1 01 FAX battery abnormality MFP control z
02 RTC read error (combined use as FAX, on MFP control PWB) MFP control z
U2 00 EEPROM read/write error (MFP control) MFP control z
11 Counter check sum error (MFP control) MFP control z
12 Adjustment value check sum error (MFP control) MFP control z
22 SRAM memory check sum error (MFP control) MFP control z
23 SRAM memory individual data check sum error MFP control z
50 HDD section individual data check sum error (MFP control) MFP control z
80 EEPROM read/write error (Scanner) Scanner z
81 Memory check sum error (Scanner) Scanner z
90 EEPROM read/write error (PCU) PCU z
91 Memory check sum error (PCU) PCU z
U5 30 DSPF tray lift-up trouble Scanner z
31 DSPF tray lift-down trouble Scanner z
U6 09 LCC lift motor trouble PCU z
20 LCC communication trouble PCU z
21 LCC transport motor trouble PCU z
22 LCC 24V power abnormality addition PCU z
U7 00 RIC communication trouble MFP control z
- - - Auditor NOT READY MFP control
Trouble
code
Trouble content
Trouble
detection
Mechanism Option Electricity FAX Supply
Main
code
Sub
code