SELF DIAG CODE MESSAGE
E7
No
C3
PHENOMENON
DISPLAY
CODE
MAIN CODE
E7
SUB CODE
03
LAMP
TITLE
Laser beam output trouble
DETAIL
1) Laser beams are not outputted.
2) Laser beams are not recognized.
SECTION
Scanner (writing)
ITEM
TYPE (MODE)
User
Warning
Service
YES
Trouble
YES
Other
Other
OPERATION MODE
All modes
Machine operation when the
message is displayed
Stop
NOTE
BASIC CAUSE 1
When the scanner (writing) motor is rotating, the laser beam detection signal (SYNC) is not recognized.
CASE 1
No
TROUBLE POSITION
CAUSE
Laser beam sensor signal recognition error
1) Laser beam sensor trouble
2) MCU PWB laser beam sensor input circuit trouble
REMEDY
(Check)
1) Laser beam sensor
2) MCU PWB laser beam sensor input circuit
(Remedy)
1) Laser beam sensor replacement
2) The MCU PWB replacement
(After work)
1) When the MCU PWB is replaced, perform simulations to input various set values and
adjustment values.
NOTE
CASE 2
No
TROUBLE POSITION
CAUSE
The scanner (writing) optical system does not reflect and converge laser beams normally.
1) Scanner (writing) optical system dirt
2) Scanner (writing) optical system parts installation position shift
REMEDY
(Check)
1) Scanner (writing) optical system dirt
2) Scanner (writing) optical system parts installing position shift
(Remedy)
1) Scanner (writing) optical system cleaning
2) Scanner (writing) optical system cleaning
(After work)
NOTE
SELF DIAG CODE MESSAGE
E7
No
C4
PHENOMENON
DISPLAY
CODE
MAIN CODE
E7
SUB CODE
04
LAMP
TITLE
Shading correction (white level) trouble
DETAIL
1) Abnormal white level output during shading correction
2) The white level output is not recognized properly during shading correction.
SECTION
Scanner (reading)
ITEM
TYPE (MODE)
User
Warning
Service
YES
Trouble
YES
Other
Other
OPERATION MODE
Copy
Message display
Stop
NOTE
BASIC CAUSE 1
The white level output is not recognized properly during shading correction.
FO-3800M
10 – 5
Содержание FO-3800M
Страница 115: ...S001 P001 S001 P007 CLN S001 P003 S001 P005 S001 P002 S001 P006 S001 P004 CLN FO 3800M 9 4 ...
Страница 142: ...S009 Ua002 S009 Ua003 S009 Ua004 S009 Ua005 S009 Ua006 S009 Ua001 S009 Ua001 002 S009 Ua001 001 FO 3800M 9 31 ...
Страница 174: ...SMP1 SMP2 FO 3800M 10 25 ...
Страница 175: ...SMP3 SMP4 FO 3800M 10 26 ...
Страница 176: ...SMP5 SMP6 a b D FO 3800M 10 27 ...
Страница 177: ...SMP7 SMP8 FO 3800M 10 28 ...
Страница 178: ...SMP9 SMP10 SMP11 Streaks and dots in the pitch of about 78mm Streaks and dots in the pitch of about 45mm FO 3800M 10 29 ...