Xerox Phaser 6200, Service Manual

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38 Phaser 6200 Color Laser Printer - Service Manual
7 Use service diagnostics to test the Main
Drive Motor.
Does the Main Drive Motor turn? Replace the
Engine control
Board, RRP 12.7 Go to step [8].
8 Verify the voltage between P/J48-1 <=>
P/J60-2
on the Motor Driver Board is
+24 VDC
Go to step [12]. Go to step [9].
9 Use service diagnostics to test the
Interlock Switch.
Does the Interlock switch function
correctly? Go to step [10]. Replace the ,
Motor Driver
Board,
RRP 12.3.
10 Verify the voltage between SW-1 <=>
P/J60-2 and SW-2 <=> P/J60-2 on the
Motor Driver Board is +24 VDC.
Close the Interlock Switch. Replace the ,
Motor Driver
Board,
RRP 12.3 Go to step [11].
11 Check the power supply by verifing the
voltage between P/J60-1 <=> P/J60-2 on
the Motor Driver Board is +24 VDC. Replace the Motor
Driver Board,
RRP 12.3 See "DC Power
Supply
Troubleshooting
" on page 88.
12 Check the power supply by verifing the
voltage between P/J61-8 <=> P/J61-7 on
the Motor Driver Board is +5 VDC. Go to step [13]. Go to step [14].
13 Check the power supply by verifing the
voltage between P/J61-6 <=> P/J61-5 on
the Motor Driver Board is +3.3 VDC. Go to step [15]. Go to step [14].
14 Check the LVNC Harness for continuity.
See "Main Wiring Diagram" on page 352 See "DC Power
Supply
Troubleshooting"
on page 88. Replace the
Harness LVNC
PL 13.1.1.
15 Check the DRV 1 Harness for continuity.
See "Drive Section" on page 355 Replace in the
following order:
Main Drive
Assembly, RRP
11.3
Engine Control
Board, RRP 12.7 Replace the
DRV 1 Harness
Assembly,
PL 13.1.1.
16 Perform steps 1 through 3 in RRP 3.1.
Open and close the front door.
Observe the Turn Roller.
Dose the Turn Roller turn while the
machine is warming up? Go to step [19]. Go to step [17].
17 Using service diagnostics, test the MPT
Turn Clutch.
Does the Turn Clutch Assembly function
normally?
In the test, actuate the Interlock switch. Check the Clutch
for slip or the gear
for damage.
Replace if
necessary. Go to step [18].
Troubleshooting Procedure Table (cont'd.)
Steps Actions and Questions Yes No