Read Sharp AR-505 (serv.man9) Service Manual online
(AR-501/505)
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/Develop
ing/Transfer/Cleaning)
(Photoconductor/Develop
ing/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.
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.
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-250/280/281/285/286/335/336/405)
Default: 140 (13.5 + 1.5
m
A)
(AR-501/505)
Default: 255 (18.0 + 1.5
m
A)
8 - 7
Purpose
Adjustment/Operation test/check
Function
(Purpose)
(Purpose)
Used to check and adjust the operation of the separa-
tion charger voltage and its control circuit.
tion charger voltage and its control circuit.
Section
Image process
(Photoconductor/Develop
ing/Transfer/Cleaning)
(Photoconductor/Develop
ing/Transfer/Cleaning)
Others
Operation/
Procedure
Procedure
The separation charger output voltage in printing the
front and the back of paper can be adjusted and
checked.
front 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.
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.
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-250/280/281/285/286/335/336/405)
Default: 90 (DC –140
±
10V)
(AR-501/505)
Default: 177 (DC –200
±
10V)
9
9 - 1
Purpose
Operation test/check
Function
(Purpose)
(Purpose)
Used to check the operation of the loads (clutches and
solenoids) in the duplex section and the control circuit.
solenoids) in the duplex section and the control circuit.
Section
Duplex
Item
Operation
Operation/
Procedure
Procedure
1. Select the load to be checked with the key.
The selected key is highlighted.
2. Press the [EXECUTE] key.
The load selected in procedure 1 is operated.
AR-505
7 – 15
8/6/1999
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