MX-2300/2700 N/G SELF DIAG AND TROUBLE CODE 8 – 6
F2 75 Toner cartridge CRUM error (CYAN) PCU ●
76 Toner cartridge CRUM error (MAGENTA) PCU ●
77 Toner cartridge CRUM error (YELLOW) PCU ●
78 Registration exclusive image density sensor trouble
(Transfer belt surface reflection ratio abnormality)
PCU ●
80 Half tone process control 1st patch reference value
trouble (BLACK)
PCU ●
81 Half tone process control 1st patch reference value
trouble (CYAN)
PCU ●
82 Half tone process control 1st patch reference value
trouble (MAGENTA)
PCU ●
83 Half tone process control 1st patch reference value
trouble (YELLOW)
PCU ●
84 Half tone process control 2nd patch reference value
trouble (BLACK)
PCU ●
85 Half tone process control 2nd patch reference value
trouble (CYAN)
PCU ●
86 Half tone process control 2nd patch reference value
trouble (MAGENTA)
PCU ●
87 Half tone process control 2nd patch reference value
trouble (YELLOW)
PCU ●
92 High-density process control density correction error
(CYAN)
PCU ●
93 High-density process control density correction error
(MAGENTA)
PCU ●
94 High-density process control density correction error
(YELLOW)
PCU ●
F3 12 Main unit tray 1 lift-up trouble PCU ●
22 Main unit tray 2 lift-up trouble PCU ●
F6 00 Communication trouble between the ICU 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
30 Access error to power controller on the FAX board
(FAX detection)
97 FAX PWB incompatibility trouble
98 Combination error between the FAX-BOX PWB
destination information and the machine destination
information.
F7 00 Communication trouble between the ICU and the FAX
(Second line)
01 FAX board EEPROM read/write error (Second line)
04 FAX MODEM operation trouble (Second line)
21 Combination error between the TEL/LIU PWB and the
FAX soft switch (Second line)
30 Access error to power controller on the FAX board
(Second line)
97 FAX PWB incompatibility trouble (Second line)
98 Combination error between the FAX-BOX PWB
destination information and the machine destination
information (Second line)
H2 00 Non-contact thermistor detection thermistor open
(TH_UM_AD2)
PCU ●
01 Lower thermistor open (TH_LM) PCU ●
02 Sub thermistor open (TH_US) PCU ●
03 Non-contact thermistor compensation thermistor open
(TH_UM_AD1)
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)
PCU ●
H4 00 Fusing section low temperature trouble (TH_UM_AD2) PCU ●
01 Fusing section low temperature trouble (TH_LM) PCU ●
02 Sub thermistor fusing section low temperature trouble
(TH_US)
PCU ●
30 Thermistor differential input trouble (TH_UM) PCU ●
H5 01 5 continuous detection of POD1 not-reached jam PCU ●
L1 00 Mirror feed trouble Scanner ●
L3 00 Mirror return trouble Scanner ●
Trouble code
Trouble code content Remarks
Trouble
detection
Mechanism Option Electricity FAX Supply
Main
code
Sub
code
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