Read Sharp AR-505 (serv.man9) Service Manual online
After completion of warming up, the warm-up time is displayed.
8
8 - 1
Purpose
Adjustment/Operation test/check
Function
(Purpose)
(Purpose)
Used to check the operation of the developing bias volt-
age in each print mode and its control circuit. (For OPC
drum type B)
age in each print mode and its control circuit. (For OPC
drum type B)
Section
Process (OPC drum, developing unit, transfer,
cleaning) section
cleaning) section
Operation/
Procedure
Procedure
(The developing bias output voltage of 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.
in 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.
to 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
normal display.
voltage output is stopped and the [EXECUTE] key returns to the
normal display.
(AR-250/280/281/285/286/335/336/405)
AUTO
: Auto mode
* (500) (–500V
±
5V)
CHARA
: Character mode
* (500) (–500V
±
5V)
CHARA PHOTO
: Character/Photo mode * (500) (–500V
±
5V)
PHOTO
: Photo mode
* (500) (–500V
±
5V)
TONER SAVE
: Toner save mode
* (500) (–500V
±
5V)
PRINTER
: Printer mode
* (500) (–500V
±
5V)
PLUS
: Cleaning mode
Developing bias voltage
Developing bias voltage
* (150) (+150V
±
5V)
* ( ): Default
(AR-501/505)
AUTO
: Auto mode
* (415) (–425V
±
5V)
CHARA
: Character mode
* (490) (–500V
±
5V)
CHARA PHOTO
: Character/Photo mode * (490) (–500V
±
5V)
PHOTO
: Photo mode
* (490) (–500V
±
5V)
TONER SAVE
: Toner save mode
* (490) (–500V
±
5V)
PRINTER
: Printer mode
* (490) (–500V
±
5V)
PLUS
: Cleaning mode
Developing bias voltage
Developing bias voltage
* (165) (+150V
±
5V)
* ( ): Default
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.
in 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.
to 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
normal display.
voltage output is stopped and the [EXECUTE] key returns to the
normal display.
(AR-250/280/281/285/286/335/336/405)
AUTO
: Auto mode
* (641) (–642
±
5V)
CHARA
: Character mode
* (641) (–642
±
5V)
CHARA PHOTO
: Character/Photo mode * (641) (–642
±
5V)
PHOTO
: Photo mode
* (641) (–642
±
5V)
PRINTER
: Printer mode
* (641) (–642
±
5V)
* ( ): Default
AR-505
8/6/1999
7 – 14
Click on the first or last page to see other AR-505 (serv.man9) service manuals if exist.