Read Sharp AR-C260 (serv.man12) Service Manual online
AR-C260/C260M SIMULATION 9 - 54
21: Sub scanning direction rough adjustment 2 Cyan patch print error
22: Sub scanning direction rough adjustment 2 Magenta patch print
error
23: Sub scanning direction rough adjustment 2 Yellow patch print error
99: Other error
When the adjustment value is changed, the image losses at the four
corners are changed uniformly.
corners are changed uniformly.
• When the set value is 50 at transfer ON timing, the transfer
operation is turned on immediately when the paper lead edge
passes beneath the drum.
passes beneath the drum.
• When the set value is 50 at transfer OFF timing, the transfer
operation is turned off immediately when the paper rear edge
passes beneath the drum.
passes beneath the drum.
• When the transfer ON/OFF timing value is decreased, the transfer
ON/OFF timing is advanced for the paper.
• When the transfer ON/OFF timing value is increased, the transfer
ON/OFF timing is delayed for the paper.
• Change of ±1 corresponds to about 10ms. The set range is –490 to
+490ms
(Items to be set)
50
-27
Purpose
Adjustment
Function
(Purpose)
(Purpose)
Used to adjust image loss in the FAX/scanner mode.
Section
FAX/Scanner
Item
Picture quality
Image position
Operation/
Procedure
Procedure
1. Select the adjustment mode with the scroll key.
2. Enter the adjustment value at the selected point, and
2. Enter the adjustment value at the selected point, and
press the [OK] key. The entered value is set.
Display Content
Min.
Value
Max.
Value
Default
A
FAX mode image loss
0
99
20
B
Scanner mode (all modes except
for the copy mode) image loss
for the copy mode) image loss
0
99
40
51
51
-01
Purpose
Adjustment
Function
(Purpose)
(Purpose)
Used to adjust the transfer voltage ON timing.
Section
Process (Photoconductor, developing,
Transfer
transfer, cleaning)
Item
Operation
Operation/
Procedure
Procedure
1. Select the adjustment mode with the scroll key.
2. Enter the set value with the 10-key and press the
2. Enter the set value with the 10-key and press the
[OK] key to set the entered value.
Item
Description on item
Set
range
Default
A
NORMAL ON
TIMING
TIMING
Used to set the transfer ON
timing for the paper lead edge
except for OHP.
timing for the paper lead edge
except for OHP.
1 – 99
40
B
NORMAL
OFF TIMING
OFF TIMING
Used to set the transfer OFF
timing for the paper rear edge
except for OHP.
timing for the paper rear edge
except for OHP.
1 – 99
60
C
OHP ON
TIMING
TIMING
Used to set the transfer ON
timing for the lead edge of
OHP.
timing for the lead edge of
OHP.
1 – 99
50
D
OHP OFF
TIMING
TIMING
Used to set the transfer OFF
timing for the rear edge of
OHP.
timing for the rear edge of
OHP.
1 – 99
44
51
-02
Purpose
Adjustment
Function
(Purpose)
(Purpose)
Used to adjust the contact pressure of paper on the
resist roller of each section (each paper feed and duplex
feed of the copier). (This adjustment is required when
the print image position variations are considerably
great or when paper jams occur frequently.)
resist roller of each section (each paper feed and duplex
feed of the copier). (This adjustment is required when
the print image position variations are considerably
great or when paper jams occur frequently.)
Section
Paper transport (Paper exit, switchback, transport)
Item
Operation
Operation/
Procedure
Procedure
1. Select the adjustment mode with the scroll key.
2. Enter the set value with the 10-key and press the
2. Enter the set value with the 10-key and press the
[OK] key to set the entered value.
Display
Content
Min. value
Max.
value
Default Display
A
TRAY
Cassette tray resist
adjustment value
adjustment value
1
99
25
B
LCC
LCC tray resist
adjustment value
adjustment value
1
99
35
C
ADU
ADU resist
adjustment value
adjustment value
1
99
30
D
MANUAL
PLAIN
PAPER (S)
PLAIN
PAPER (S)
Manual feed tray
resist adjustment
value (Normal
paper, small size)
resist adjustment
value (Normal
paper, small size)
1
99
50
E
MANUAL
HEAVY
PAPER1
HEAVY
PAPER1
Manual feed tray
resist adjustment
value (Heavy paper
1)
resist adjustment
value (Heavy paper
1)
1
99
50
F
MANUAL
HEAVY
PAPER2
HEAVY
PAPER2
Manual feed tray
resist adjustment
value (Heavy paper
2)
resist adjustment
value (Heavy paper
2)
1
99
50
G
MANUAL
OHP1
OHP1
Manual feed tray
resist adjustment
value (OHP 1)
resist adjustment
value (OHP 1)
1
99
50
H
MANUAL
OHP2
OHP2
Manual feed tray
resist adjustment
value (OHP 2)
resist adjustment
value (OHP 2)
1
99
50
Item
Description on item
Set
range
Default
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