Sharp Mx 2300n Service Manual

MX-2300/2700 N/G  SELF DIAG AND TROUBLE CODE  8 – 12
 
E7-50 Engine connection trouble
 
E7-55 PWB information sum error (Engine
detection)
 
E7-60 Controller connection trouble (Engine
detection)
 
E7-61 Controller connection trouble 
(Engine)
 
E7-62 Controller connection trouble 
(Scanner)
 
E7-65 PWB information sum error (Control-
ler detection)
 
E7-70 Scanner connection trouble
 
E7-75 PWB information sum error (Scanner
detection)
 
E7-80 Communication trouble between the
controller and the...

MX-2300/2700 N/G  SELF DIAG AND TROUBLE CODE  8 – 13
 
E7-90 Communication trouble between the
controller and the engine
 
EE-EC Auto developer adjustment trouble
(The sample level for every rotation is
other than 128 ± 10).
 
EE-EL Auto developer adjustment trouble
(overtoner error) 
 
EE-EU Auto development adjustment trouble
(Under-toner abnormality) 
 
F1-00 Finisher communication trouble 
(Machine side detection)
 
F1-02 Saddle finisher transport motor trou-
ble
 
F1-03 Finisher paddle motor trouble...

MX-2300/2700 N/G  SELF DIAG AND TROUBLE CODE  8 – 14
 
F1-11 Finisher bundle process motor 
abnormality
 
F1-15 Finisher tray lift motor abnormality
 
F1-19 Finisher pre-alignment motor abnor-
mality
 
F1-20 Finisher after-alignment motor abnor-
mality
 
F1-21 Finisher fan motor abnormality (MX-
FNX1), Finisher interface fan motor
abnormality (MX-FNX2)
 
F1-31 Finisher folding sensor trouble (MX-
FNX2)
 
F1-32 Communication trouble between the
finisher and the punch unit (MX-FN2)
 
F1-33 Finisher punch...

MX-2300/2700 N/G  SELF DIAG AND TROUBLE CODE  8 – 15
 
F1-36 Finisher punch registration sensor
trouble (MX-FNX2)
 
F1-37 Finisher backup RAM trouble
 
F1-38 Finisher punch backup RAM trouble
(MX-FNX2)
 
F1-39 Finisher punch dust sensor trouble
(MX-FNX2)
 
F1-40 Saddle finisher punch power 
interruption trouble (MX-FNX2)
 
F1-50 Finisher incompatibility trouble
 
F2-39 Process thermistor trouble
 
F2-40 Toner empty sensor abnormality 
(BLACK)
 
F2-41 Toner empty sensor abnormality 
(CYAN)
Trouble content...

MX-2300/2700 N/G  SELF DIAG AND TROUBLE CODE  8 – 16
 
F2-42 Toner empty sensor abnormality 
(MAGENTA)
 
F2-43 Toner empty sensor abnormality 
(YELLOW)
 
F2-44 Black exclusive image density sensor
trouble (Transfer belt surface 
reflection ratio abnormality)
 
F2-45 Color exclusive image density sensor
trouble (Calibration plate surface
reflection ratio abnormality)
 
F2-49 LSU thermistor trouble
 
F2-50 K phase sensor sensing trouble
Trouble content Toner empty sensor output abnormality. Sample level...

MX-2300/2700 N/G  SELF DIAG AND TROUBLE CODE  8 – 17
 
F2-51 CL phase sensor sensing trouble
 
F2-58 Process humidity sensor trouble
 
F2-64 Toner supply abnormality (BLACK)
 
F2-65 Toner supply abnormality (CYAN)
 
F2-66 Toner supply abnormality (MAGENTA)
 
F2-67 Toner supply abnormality (YELLOW)
 
F2-70 Toner cartridge improper cartridge
detection (BLACK)
Trouble content Detection is made by interruption of light in the sensor 
section of the projection rib on the drum drive gear to 
control the phases...

MX-2300/2700 N/G  SELF DIAG AND TROUBLE CODE  8 – 18
 
F2-71 Toner cartridge improper cartridge
detection (CYAN)
 
F2-72 Toner cartridge improper cartridge
detection (MAGENTA)
 
F2-73 Toner cartridge improper cartridge
detection (YELLOW)
 
F2-74 Toner cartridge CRUM error (BLACK)
 
F2-75 Toner cartridge CRUM error (CYAN)
 
F2-76 Toner cartridge CRUM error 
(MAGENTA)
 
F2-77 Toner cartridge CRUM error 
(YELLOW)
Trouble content Improper data are detected in the CRUM contents 
when the normal CRUM of the...

MX-2300/2700 N/G  SELF DIAG AND TROUBLE CODE  8 – 19
 
F2-78 Registration exclusive image density
sensor trouble (Transfer belt surface
reflection ratio abnormality)
 
F2-80 Half tone process control 1st patch
reference value trouble (BLACK)
 
F2-81 Half tone process control 1st patch
reference value trouble (CYAN)
 
F2-82 Half tone process control 1st patch
reference value trouble (MAGENTA)
 
F2-83 Half tone process control 1st patch
reference value trouble (YELLOW)
 
F2-84 Half tone process control 2nd...

MX-2300/2700 N/G  SELF DIAG AND TROUBLE CODE  8 – 20
 
F2-85 Half tone process control 2nd patch
reference value trouble  (CYAN)
 
F2-86 Half tone process control 2nd patch
reference value trouble (MAGENTA)
 
F2-87 Half tone process control 2nd patch
reference value trouble (YELLOW)
 
F2-92 High-density process control density
correction error (CYAN)
 
F2-93 High-density process control density
correction error (MAGENTA)
 
F2-94 High-density process control density
correction error (YELLOW)
 
F3-12 Main...

MX-2300/2700 N/G  SELF DIAG AND TROUBLE CODE  8 – 21
 
F3-22 Main unit tray 2 lift-up trouble
 
H2-00 Non-contact thermistor detection 
thermistor open (TH_UM_AD2)
 
H2-01 Lower thermistor open (TH_LM)
 
H2-02 Sub thermistor open (TH_US)
 
H2-03 Non-contact thermistor 
compensation thermistor open 
(TH_UM_AD1)
 
H3-00 Fusing section high temperature 
trouble (TH_UM)
 
H3-01 Fusing section high temperature trou-
ble (TH_LM)
 
H3-02 Sub thermistor fusing section high
temperature trouble (TH_US)
Trouble...