Rep 9.1 Fan Assembly; Rep 9.2 System Controller Pwb - Xerox N2125N - DocuPrint B/W Laser Printer Service Manual

REP 9.1 Fan Assembly

Parts List on PL 9.1
Removal
WARNING
Turn the power off and disconnect the Power Cord.
1. Remove Tray 1.
2. Remove the Left Interface Cover Assembly
3. Remove the Left Cover (REP 1.2).
4. Remove the Front Cover Assembly (REP
5. Remove the Left Front Cover (REP 1.7).
6. Remove the Top Cover Assembly (REP
7. Open the Rear Cover Assembly.
8. Remove the Left Plate Assembly (REP
9. Disconnect P/J283 connected to the Fan Assembly from the LVPS PWB.
10. Release the harness of the Fan Assembly from the two clamps on the printer
11. Remove the four screws securing the assembly to the printer
12. Remove the Fan (Figure 1).
Figure 1 Fan Assembly
Replacement
1. Reinstall the components in the reverse order.
Initial Issue
DocuPrint N2125
(REP 1.1).
1.6).
1.4).
1.11).
(Figure
(Figure 1).

REP 9.2 System Controller PWB

Parts List on PL 10.1
Removal
These components are susceptible to electrostatic discharge. Observe all ESD procedures to
avoid damage.
Turn the power off and disconnect the Power Cord.
1. Remove the Interface Cover Assembly
2. Disconnect host cables connected to the System Controller PWB.
3. Disconnect P/J18 and P/J13 from the System Controller PWB
4. Remove the five screws that secure the System Controller PWB to the printer
5. Move the System Controller PWB toward the rear to disconnect P/J14 from the Print
Engine Controller PWB
6. Remove the System Controller PWB from the printer
1).
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CAUTION
WARNING
(REP 1.1).
(Figure
(REP 9.3).
(Figure 1).
Figure 1 System Controller PWB
REP 9.1, REP 9.2
1).
(Figure 1).
Repair-Adjustment