Read Sharp AR-337 (serv.man4) Service Manual online
8 - 2
Purpose
Adjustment/Operation test/check
Function
(Purpose)
(Purpose)
Used to check and adjust the operation of the main
charger grid voltage in each print mode and the control
circuit. (for OPC drum type B)
charger grid voltage in each print mode and the control
circuit. (for OPC drum type B)
Section
Image process (Photoconductor/Developing/Transfer/
Cleaning)
Cleaning)
Operation/
Procedure
Procedure
(The charging/grid output voltage in each print mode
can be adjusted and checked.)
can be adjusted and checked.)
1. Select the print mode with [
] key and [
¯
]key.
2. Enter the adjustment value with the 10-key pad.
3. Press the [EXECUTE] key.
The [EXECUTE] key is highlighted, the adjustment value entered in
procedure 2 is set, and the voltage corresponding to the set value is
supplied.
procedure 2 is set, and the voltage corresponding to the set value is
supplied.
After supplying the voltage for 30 sec, the [EXECUTE] key returns to
the normal display.
the normal display.
If the [EXECUTE] key is pressed while the voltage is supplied, the
voltage output is stopped and the [EXECUTE] key returns to the nor-
mal display.
voltage output is stopped and the [EXECUTE] key returns to the nor-
mal display.
(AR-287/337/407)
AUTO
: Auto mode
* (602) (–603
±
5V)
CHARA
: Character mode
* (602) (–603
±
5V)
CHARA PHOTO
: Character/Photo mode * (602) (–603
±
5V)
PHOTO
: Photo mode
* (602) (–603
±
5V)
PRINTER
: Printer mode
* (602) (–603
±
5V)
* ( ): Default
(AR-507)
AUTO
: Auto mode
* (560) (–570
±
5V)
CHARA
: Character mode
* (635) (–645
±
5V)
CHARA PHOTO
: Character/Photo mode * (635) (–645
±
5V)
PHOTO
: Photo mode
* (635) (–645
±
5V)
PRINTER
: Printer mode
* (635) (–645
±
5V)
* ( ): Default
8 - 6
Purpose
Adjustment/Operation test/check
Function
(Purpose)
(Purpose)
Used to check and adjust the transfer charger current
and the control circuit.
and the control circuit.
Section
Image process
(Photoconductor/
Developing/Transfer/
Cleaning)
(Photoconductor/
Developing/Transfer/
Cleaning)
Copy
Operation/
Procedure
Procedure
The transfer charger output voltage in printing the front
and the back of paper can be adjusted and checked.
and the back of paper can be adjusted and checked.
1. Select the print mode with [
] key and [
¯
] key.
2. Enter the adjustment value with the 10-key pad.
3. Press the [EXECUTE] key.
The [EXECUTE] key is highlighted, the adjustment value entered in
procedure 2 is set, and the voltage corresponding to the set value is
supplied.
procedure 2 is set, and the voltage corresponding to the set value is
supplied.
After supplying the voltage for 30 sec, the [EXECUTE] key returns to
the normal display.
the normal display.
If the [EXECUTE] key is pressed while the voltage is supplied, the
voltage output is stopped and the [EXECUTE] key returns to the nor-
mal display.
voltage output is stopped and the [EXECUTE] key returns to the nor-
mal display.
FROMT MODE: Front surface print (with the paper feed tray and
manual paper feed tray)
BACK MODE: Back surface print (with duplex paper feed)
(AR-287/337)
(AR-407)
(AR-507)
AR-287/337
AR-407/507
4/5/2000
7 – 52
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