Read Sharp AL-840 (serv.man7) Service Manual online
16
16 - 0
Purpose
Clear/Cancel (Trouble etc.)
Function
(Purpose)
(Purpose)
Used to cancel the self diag U2 trouble.
Section
Item
Trouble
Error
Operation/
Procedure
Procedure
Note
22
22 - 5
Purpose
User data output/Check (Display/Print)
Function
(Purpose)
(Purpose)
Used to check the total counter value.
Section
Item
Counter
Total
Operation/
Procedure
Procedure
The total print counter value is displayed in 3 digits of each two times.
The display is made repeatedly and continuously.
The display is made repeatedly and continuously.
(Example) Total print counter value = 12345
(Display content)
012
→
Blank
→
345
→
Blank
→
012
(Display time)
0.7sec
0.3sec (short)
0.7sec
1.0sec (long)
0.7sec
Note
22 - 12
Purpose
Operation data output/Check (Display/Print)
Function
(Purpose)
(Purpose)
Used to check the print count value of the photoconductor.
Section
Image process
(Photoconductor/Developing/Transfer/Cleaning)
(Photoconductor/Developing/Transfer/Cleaning)
Photo conductor
Item
Counter
Operation/
Procedure
Procedure
The display system and the method are the same as those of SIM 22-5 (Total print counter display).
Note
22 - 14
Purpose
Others
Function
(Purpose)
(Purpose)
Used to check the ROM version.
Section
PCU
Item
Software
Operation/
Procedure
Procedure
The ROM version on the MCU PWB is displayed in 3 digits on the copy quantity display.
If any trouble occurs in the software operation, check the version with this simulation.
If any trouble occurs in the software operation, check the version with this simulation.
Note
8 – 13
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