Specifications

MX-3610N TROUBLESHOOTING 6 – 9
F1 19 Finisher alignment operation trouble F PCU 
20 Finisher alignment operation trouble R PCU 
21 Finisher fan trouble PCU 
31 Finisher saddle motor trouble (Saddle stitch finisher) PCU 
32 Communication error between the finisher and the punch unit
(Saddle stitch finisher)
PCU 
33 Punch unit shift operation trouble PCU 
34 Punch operation trouble PCU 
36 Punch paper edge detection error PCU 
37 Finisher data backup RAM error PCU 
38 Punch data backup RAM error PCU 
39 Punch paper dust sensor error PCU 
41 Saddle paper positioning operation trouble PCU 
43 Saddle alignment operation trouble PCU 
45 Saddle staple trouble PCU 
47 Saddle paper transport motor trouble PCU 
50 Main unit - Finisher combination error PCU 
F2 22 Discharge lamp trouble (K) PCU 
23 Discharge lamp trouble (C) PCU 
24 Discharge lamp trouble (M) PCU 
25 Discharge lamp trouble (Y) PCU 
39 Process thermistor trouble PCU 
40 Toner density sensor trouble (K) PCU 
41 Toner density sensor trouble (C) PCU 
42 Toner density sensor trouble (M) PCU 
43 Toner density sensor trouble (Y) PCU 
45 Color image density sensor trouble PCU 
49 LSU thermistor trouble PCU 
50 K drum phase sensor trouble PCU 
51 CL drum phase sensor trouble PCU 
58 Temperature/humidity sensor trouble (HUD_M/TH_M) PCU 
64 Toner supply operation trouble (K) PCU 
65 Toner supply operation trouble (C) PCU 
66 Toner supply operation trouble (M) PCU 
67 Toner supply operation trouble (Y) PCU 
70 Improper toner cartridge detection (K) PCU 
71 Improper toner cartridge detection (C) PCU 
72 Improper toner cartridge detection (M) PCU 
73 Improper toner cartridge detection (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/BK image density sensor trouble
(Transfer belt substrate reflection rate abnormality)
PCU 
91 High density process control high voltage error (K) PCU 
92 High density process control high voltage error (C) PCU 
93 High density process control high voltage error (M) PCU 
94 High density process control high voltage error (Y) PCU 
F3 12 Paper feed tray 1 lift operation trouble PCU 
22 Paper feed tray 2 lift operation trouble PCU

F6
00 MFPC PWB - FAX communication trouble MFP 
01 FAX control PWB EEPROM read/write error FAX 
04 FAX MODEM operation trouble FAX 
21 Improper combination of TEL/LIU PWB and FAX soft switch MFP 
30 FAX 1-chip microprocessor access error (FAX detection) MFP 
97 Incompatibility between FAX control PWB and the main machine MFP 
98 Incompatibility between the FAX control PWB destination and the main
machine destination
MFP 
F9 91 Communication error between MFP and the printer section when booting MFP
92 Printer (section) PWB hardware error PRINTER
(section)
PWB

H2 00 Thermistor open trouble (TH_UM_AD2) PCU 
01 Thermistor open trouble (TH_LM) PCU 
02 Thermistor open trouble (TH_US) PCU 
03 Thermistor open trouble (TH_UM_AD1) PCU 
Trouble
code
Trouble content
Trouble
detection
Mechanism Option Electricity FAX Supply
Main
code
Sub
code