B. Mechanism Section - Sharp AR-5127 Service Manual

(3) Developing bias voltage adjustment (SIM 8-1)
1) Execute SIM 8-1.
Sim8-1 DV BIAS COPY
1:AE 400
2:TEXT 450
3:TEXT/PHOTO 450
1/2
2) After selecting the mode, enter the adjustment value and press the
[OK] key.
3) Output will be made for 30 sec.
<Adjustment specification>
Display items Content
AE
1:AE
Character
2:TEXT
Character/Photo
3:TEXT/PHOTO
Photo
4:PHOTO
Super photo
5:SUPER PHOTO
Toner save
6:TONER SAVE
(4) Grid bias voltage adjustment (High mode) (SIM 8-2)
1) Execute SIM 8-2.
Sim8-2 MHV(H) COPY
1:AE 3
2:TEXT 5
3:TEXT/PHOTO 5
1/2
2) After selecting the mode, enter the adjustment value and press the
[OK] key.
3) Output will be made for 30 sec.
<Adjustment specification>
Display items
AE
1:AE
Character
2:TEXT
Character/Photo
3:TEXT/PHOTO
Photo
4:PHOTO
Super photo
5:SUPER PHOTO
Toner save
6:TONER SAVE
The input value is in the increment of –25V.
A
Installation
Default
range
200-550 400 (–400V)
450 (–450V)
450 (–450V)
450 (–450V)
Disabled
376 (–376V)
Setting
Content Default
range
1-8 3 (–530V)
5 (–580V)
5 (–580V)
5 (–580V)
Disabled
2 (–505V)
AR-5127 ADJUSTMENTS 7 - 2
(5) Grid bias voltage adjustment (Low mode) (SIM 8-3)
1) Execute SIM 8-3.
Sim8-3 MHV(L) COPY
1:AE 3
2:TEXT 5
3:TEXT/PHOTO 5
1/2
2) After selecting the mode, enter the adjustment value and press the
[OK] key.
3) Output will be made for 30 sec.
<Adjustment specification>
Display items Content
AE
1:AE
Character
2:TEXT
Character/Photo
3:TEXT/PHOTO
Photo
4:PHOTO
Super photo
5:SUPER PHOTO
Toner save
6:TONER SAVE
The input value is in the increment of –25V.

B. Mechanism section

(1) OC image lead edge position/Sub scanning
magnification ratio/Original offset auto adjustment
When executing the sub scan magnification ratio automatic adjustment
(SIM 48-3), keep the side cover open.
1) Set the test chart (UKOG-0011QSZZ) on the OC table.
2) Execute SIM 48-3.
Set the test chart
(UKOG-0011QSZZ)
3) Make a copy.
(2) Print start position adjustment
1) Execute SIM 50-5.
Select the mode with the arrow keys, enter the adjustment value
with the 10-key, and press the [OK] key.
Pressing the [START] key makes a print.
Pressing the [RETURN] key returns to the mode selection.
(Initial screen) (Input screen)
Sim50-5 PRINT EDGE
1:TRAY1 50
2:OPTION 50
3:MANUAL 50
1/2 50
Display
Content
items
1st cassette
1:TRAY1
Option cassette
2:OPTION
Manual feed
3:MANUAL
Back print
4:DUPLEX
Setting
Default
range
1-8 3 (–400)
5 (–450)
5 (–450)
5 (–450)
Disabled
2 (–375)
White
Black
(Executing screen)
Setting
Default
range
0-99 53
1-99