4-24 WorkCentre 3210/3220 Multifunction Printer Service Manual
General Troubleshooting
No Power
When the printer is turned On, no activity is detected.
Hazardous voltage is connected to the Power Supply.
Initial Actions
â– Cycle printer power.
â– If problem persists, refer to the following procedure.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map References
â– Main Controller Board, PL1.0.2
â– Power Supply, PL1.0.4
â– Power Cord, PL1.0.25
â– UI PBA, PL6.4.13
â– Map 5 - Main Controller Board
â– Power and Fuser
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 Check the connection to the wall outlet.
Is the printer connected to the outlet?
Go to step 2. Connect to
the wall oulet.
2 Check the condition of the Power Cord.
Is the Power Cord damaged?
Replace the
Power Cord
Go to step 3.
3 Check the wall outlet.
Is the proper supply voltage present?
Go to step 4. Use a
different
outlet.
4 Check power switch resistance.
Does the power switch operate correctly?
Go to step 5. Repair the
switch.
5 Check the Power Supply output.
Is there +24 V across each of the following:
â– CON3-16, 13, 11, 9 and 7
Is there +5 V across:
â– CON3-5, 3, and 1
Is the correct voltage present at each pin?
Go to step 6. Replace the
Power Supply
(
page 104).
6 Reseat CN16 to the Main Control Board.
Does the error still occur?
Go to step 7. Complete.
7 Check the wiring harness between the
Power Supply CON3 and Main Controller
Board CN16.
Is the wiring harness damaged?
Repair the
harness.
Go to step 8.