Read Sharp AR-C170 (serv.man26) Service Manual online
AR-C170M SIMULATION 9 - 19
2. Select the print mode with [
↑
] key and [
↓
] key.
3. Enter the adjustment value with the 10-key pad.
4. 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 outputted.
4. 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 outputted.
The voltage is supplied for 30 sec, then the [EXECUTE] key
returns to the normal display.
returns 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.
(Set value)
The [EXECUTE] key is highlighted, the adjustment value entered
in procedure 2 is set, and the voltage corresponding to the set
value is outputted.
in procedure 2 is set, and the voltage corresponding to the set
value is outputted.
The voltage is supplied for 30 sec, then the [EXECUTE] key
returns to the normal display.
returns 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.
In this simulation, when the transfer voltage is supplied, the
transfer belt and the OPC drum rotates at the same time.
Therefore, the above parts are not damaged.
transfer belt and the OPC drum rotates at the same time.
Therefore, the above parts are not damaged.
8
-2
Purpose
Adjustment/Operation test/check
Function
(Purpose)
(Purpose)
Used to check and adjust the operation of each print
mode main charger grid voltage and the control
circuit.
mode main charger grid voltage and the control
circuit.
Section
Process
(Photoconductor, developing, transfer, cleaning)
(Photoconductor, developing, transfer, cleaning)
Operation/
Procedure
Procedure
(The charging/grid output voltage in each print mode
can be adjusted and checked.)
1. Select the color mode with the [K], [C], [M], and
can be adjusted and checked.)
1. Select the color mode with the [K], [C], [M], and
[Y] keys.
∗
When [EXECUTE] key is pressed, the display is
highlighted and the currently set voltage is
outputted.
highlighted and the currently set voltage is
outputted.
Color
Item Operation
mode
Adjustment value
Main charger grid voltage
Monitor (High voltage PWB)
Pin
No.
Actual
voltage
Adjustment
range
Specified
value (Default)
Monitor voltage
(Specified value)
Connector
K
A: HIGH SPEED
High speed (117mm/s) (B & W)
180 – 700
620
53.5 ± 0.2v
CNMONK
1
–620v
B: MIDDLE SPEED
Middle speed (78mm/s) (Color) (B & W)
180 – 700
620
53.5 ± 0.2v
CNMONK
1
–620v
C: LOW SPEED
Low speed (58.5mm/s) (Color) (B & W)
(Special paper)
(Special paper)
180 – 700
620
53.5 ± 0.2v
CNMONK
1
–620v
C
A: MIDDLE SPEED
Middle speed (78mm/s) (Color) (B & W)
180 – 700
620
53.5 ± 0.2v
CNMON
3
–620v
B: LOW SPEED
Low speed (58.5mm/s) (Color) (B & W)
(Special paper)
(Special paper)
180 – 700
620
53.5 ± 0.2v
CNMON
3
–620v
M
A: MIDDLE SPEED
Middle speed (78mm/s) (Color) (B & W)
180 – 700
620
53.5 ± 0.2v
CNMON
7
–620v
B: LOW SPEED
Low speed (58.5mm/s) (Color) (B & W)
(Special paper)
(Special paper)
180 – 700
620
53.5 ± 0.2v
CNMON
7
–620v
Y
A: MIDDLE SPEED
Middle speed (78mm/s) (Color) (B & W)
180 – 700
620
53.5 ± 0.2v
CNMON
11
–620v
B: LOW SPEED
Low speed (58.5mm/s) (Color) (B & W)
(Special paper)
(Special paper)
180 – 700
620
53.5 ± 0.2v
CNMON
11
–620v
8
-6
Purpose
Adjustment/Operation test/check
Function
(Purpose)
(Purpose)
Used to check and adjust the operation of the
transfer charger current and the control circuit.
transfer charger current and the control circuit.
Section
Process (Photoconductor, developing,
transfer, cleaning)
transfer, cleaning)
Transfer
Operation/
Procedure
Procedure
1. Select the color mode with the [K], [C], [M], and
[Y] keys.
2. Select the copy mode with the scroll key.
3. Enter the adjustment value with the 10-key pad.
4. Press the [EXECUTE] key.
3. Enter the adjustment value with the 10-key pad.
4. Press the [EXECUTE] key.
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