Xerox 5915, Service Manual

Page: 61 / 146

4-26
Section 4 Disassembly/Assembly/Adjustment
5. Xerographic
5.1.5 ISIL Assembly Replacement
Removal
1. WARNING: Power off the machine and
disconnect the power cord.
2. Open the Front Cover and then the machine.
3. Remove the Drum Unit and place a black
bag over it. ……………………………. (5.1.1)
4. Remove the Deve. Unit. .........……….... (6.2.1)
5. (Fig. 1): Remove the ISIL Assembly.
➀ . Remove P/J200.
➁
. Remove Screw.
NOTE :
•
Do not lose Spring.
➂ . Remove ISIL.
(Fig. 1)
Installation
1. Perform the installation in the reverse order of
removal.
2. Perform the Rear Side Edge Erase Amount
Check of the ISIL Copy Edge Erase Amount
Adjustment. …………………………….. (5.1.6)
5.1.6 ISIL Copy Edge Erase Amount
Adjustment
NOTE :
•
Ensure that the following adjustment is
properly performed before making this
adjustment:
Lead Edge Registration Adjustment
……………………………………. (2.7.6)
Check
1. Make three size-for- size copies of Test
Chart(499T247) onto A3. Check the third copy.
2. (Fig. 1): Check the erase amount.
•
4mm along lead/trail edges
•
4mm or less at rear
NOTE :
•
Front Side Edge Amount is set up by
moving the Front Shield Cover of the
Charge Corotron.
(Fig. 1)
Adjustment
Lead Edge
1. Enter Diag. Mode and key in [20-4].
2. The current set value appears.
3. Key in a new set value and press the
Start
button.
Increase the value.
→
The erase amount
decreases.
Decrease the value.
→
The erase amount
increases.
•
The adjustable range in the Diag. Mode is
0~64.
•
A step of “1” will change the erase amount
by 0.2584mm.
•
The initial value is 32.
Trail Edge
1. Enter Diag. Mode and key in [20-5].
2. The current set value appears.
3. Key in a new set value and press the
Start
button.
Increase the value.
→
The erase amount
decreases.
Decrease the value.
→
The erase amount
increases.
•
The adjustable range in the Diag. Mode is
0~64.
•
A step of “1” will change the erase amount
by 0.2584mm.
•
The initial value is 32.
Rear Side
1. Open the Front Cover.
2. (Fig. 2): Perform the ISIL Positioning
Adjustment.
A
. The erase amount decreases.
B
. The erase amount increases.
(Fig. 2)