Sharp AR-5516, Service Manual

Page: 22 / 94

AR-5520 ADJUSTMENT 6-4
c.Rear ed g e void adjustment (SIM50-1, SIM50-19)
1) Set a scale as shown in the figure below.
2) Set the document size to A4 (8.5" x 11"), and make a copy at 100%.
3) If necessary, perform the following adjustment procedure.
4) Execute SIM 50-1 and set the density mode to AUTO + TEXT +
PHOTO (Rear edge void).The currently set adjustment value is
displayed.
5) Enter the set value and press the [START] key. The correction value
is stored and a copy is made.
<Duplex mode adjustment>
* 1st print surface (auto duplex) rear edge void adjustment:
SIM50-19 <<AUTO>>
* 2nd print surface (auto duplex) rear edge void adjustment:
SIM50-19<<TEXT>>
* Set to S
→
D mode before execution.
Note:Before performing the 2nd print surface rear edge void adjustment,
be sure to perform the 2nd print surface lead edge position
adjustment. Never reverse the sequence.
<Adjustment specification>
* Set to S
→
D mode before execution
d. Paper off center adjustment (SIM50-10)
1) Set a test chart (UKOG-0089CSZZ) on the document table.
2) Select a paper feed port and make a copy. Compare the copy and
the test chart. If necessary, perform the following adjustment
procedure.
3) Execute SIM 50-10. After completion of warm-up, shading is
performed and the currently set off center adjustment value of each
paper feed port is displayed.
4) Enter the set value and press the [START] key. The correction value
is stored and a copy is made.
<Duplex mode adjustment>
* 2nd print surface (auto duplex) off-center adjustment:
SIM50-10 (TEXT, 1st tray indicator)
<Adjustment specification>
e.Side ed g e void area adjustment (SIM26-43)
Note: Before performing this adjustment, be sure to check that the paper
off center adjustment (SIM 50-10) is completed.
1) Set a test chart (UKOG-0089CSZZ) on the document table.
2) Select a paper feed port and make two copies. Compare the 2nd
copy and the test chart. If necessary, perform the following
adjustment procedure.
* The 1st copy does not show the void. Be sure to check the 2nd copy.
3) Execute SIM 26-43 and set the density mode to AUTO(right edge
void) + TEXT (Left edge void).
The currently set adjustment value is displayed.
4) Enter the set value and press the [START] key. The correction value
is stored.
<Adjustment specification>
* The void adjustment values on the right and the left must be the
same.
(2) Main scannin g direction(FR direction) distortion balance
adjustment
1) Remove the OC glass and the right cabinet.
Mode SIM LED Set value Specifi-
cation
Set
range
Rear edge void SIM
50-1 AUTO
+
TEXT
+
PHOTO
1 step:
0.1mm shift 4mm or
less 1 ~ 99
1st print
surface rear
edge void SIM
50-19*
AUTO
2nd print
surface rear
edge void SIM
50-19*
TEXT
A4(8.5" x 11")
Paper rear edge
Scale image
Paper rear edge
Void amount (Standard value: 4mm or less)
Mode SIM LED Set value Specifi-
cation
Set
range
Paper off
center
SIM
50-10
AUTO
+
Selected
tray ON
Add 1:
0.1mm shift
to R side.
Reduce 1:
0.1mm shift
to L side.
Single:
Center
±2.0mm 1 ~ 99
2nd print
surface off-
center
SIM
50-10
TEXT
+
1st tray
Duplex:
Center
±2.5mm
ode SIM LED Set value Specifi-
cation
Set
range
Left edge void SIM
26-43
AUTO
(right
edge)
+
TEXT
(left edge)
1 step:
0.5mm shift 0 ~ 10mm 1 ~ 99
(1)
(1)
(2)
(3)
(3)
(4)