Iq 7 Idfe / Network Checkout Procedure; Iq 8 Residual Image Rap - Xerox DocuColor 12/DCCS50 Service Manual

IQ 7 IDFE / Network Checkout Procedure

IDFE / Network Checkout. This RAP is used when the image quality problem only occurs in the
Printer Mode and can help isolate the source of the problem to either the IDFE or the Network.
Procedure
With the aid of the customer or administrator, access the Document Centre Color Series 50
home page. Select the Maintenance tab on the Home page. Next, select the QuickCal radio
button at the top of the Maintenance page. To check the printer's current color printing state,
select Color Chart from the Chart pull-down menu and print it. The image quality problem is
present on the Color Chart.
Y N
This indicates that the problem is Network-related.
Reload the IDFE System Software. If the problem continues, replace the IDFE.
Reissue
DocuColor 12/DCCS50

IQ 8 Residual Image RAP

Residual Image RAP. This RAP is used when the copier exhibits ghost images on the output
copy.
Procedure
Remove the Drum CRU Assembly. Cheat the Front Door Interlock. Enter dC330 [9-050] and
press the Start button.
NOTE: After removing the Drum CRU, cover the CRU with the black bag that is stored in Tray
1.
The Erase Lamp lights.
Y N
Press the Stop button. There is +5 VDC between P/J418A-2 and on the IOT PWB
and GND.
Y N
There is +5 VDC between P/J418A-1 and GND.
Y N
Replace the IOT Drive PWB
Go to Flag 1 on BSD and check the harness for an open circuit. If the circuit is OK,
replace the Erase Lamp (PL
Enter dC330 [9-050] and press the Start button. Less than +1 VDC is measured
between P/J418B-2 and DC Com on the IOT Drive PWB
Y N
Replace the IOT Drive PWB
Replace the Erase Lamp (PL 5.1).
Go to the IQ 39 Preclean Corotron HVPS
Y N
Replace the CC/PCC HVPS (PL
1. Remove the Paper Handling Module Cover
2. Make sure that the IBT Handle is up.
3. Cheat the Front Door Interlock.
4. Use the Test Pattern that displays the fault.
5. Press Start.
6. Watch the Registration Drive Gear
7. When the gear starts to rotate, remove the interlock cheater.
8. Extend the Paper Handling Drawer.
9. Remove the two screws that secure the IBT Front Frame and turn IBT handle down.
10. Extend the IBT Drawer to the service position.
Observe the Image on the IBT. The defect is present on the IBT.
Y N
The problem is in the 2nd BTR, or the Fuser. Perform the Xerographic Hard Stop again.
This time, wait until the paper is on the Vacuum Transport before removing the interlock
cheater. The defect is present on the copy that is on the Vacuum Transport.
A
1/05
IQ 7 IDFE / Network Checkout Procedure, IQ 8 Re-
3-13
(PL 9.2).
5.1).
(PL 9.2).
RAP. The Power Supply is good
9.1).
(Figure 1).
Image Quality