AR-6020V TROUBLESHOOTING 7 – 1
AR-6020V
Service Manual
[7] TROUBLESHOOTING
1. Error code list
Trouble code
Trouble content
Trouble
detection
Mechanism
Option
Electricity
Supply
Main
code
Sub
code
E7
01
Duplex model memory error/ Image data error
MCU
O
06
Image data decode error
MCU
O
10
Shading error (Black correction)
MCU
O
11
Shading error (White correction)
MCU
O
20
LSU laser detection error
MCU
O
EL
None
Auto developer adjustment trouble (Over-toner abnormality)
MCU
O
EU
None
Auto developer adjustment trouble (Under-toner abnormality)
MCU
O
F2
39
Temperature sensor trouble
MCU
O
40
ATC sensor trouble
MCU
O
64
Toner supply operation trouble
MCU
O
70
Improper toner cartridge detection
MCU
O
74
Toner cartridge communication error
MCU
O
F3
12
<26/31 CPM only> Paper feed tray 1 lift operation trouble
MCU
O
22
Paper feed tray 2 lift operation trouble
MCU
O
32
Paper feed tray 3 lift operation trouble
MCU
O
42
Paper feed tray 4 lift operation trouble
MCU
O
H2
00
Thermistor open trouble (Main)
MCU
O
01
Thermistor open trouble (Sub)
MCU
O
H3
00
High temperature trouble (Main)
MCU
O
01
High temperature trouble (Sub)
MCU
O
H4
00
Thermistor low temperature detection
MCU
O
H5
01
5 continuous POUT not-reached error
MCU
O
L1
00
Scanner feed trouble
MCU
O
L3
00
Scanner return trouble
MCU
O
L4
01
Main motor lock trouble
MCU
O
36
<26/31 CPM only> LSU fan lock detection
MCU
O
40
Ozone exhaust fan lock detection
MCU
O
70
Toner motor lock detection
MCU
O
L6
10
Polygon motor trouble
MCU
O
U2
04
EEPROM read/write error (serial communication error)
MCU
O
11
Counter check sum error (EEPROM)
MCU
O
12
Adjustment value check sum error (EEPROM)
MCU
O
CH ON
None
Side door open
MCU
O
O
CH Blink
None
Developing cartridge not installed
MCU
O
O
1
: ‘19/Oct.
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