ho color laserjet 3550

[marley]

Hello I have an hp color laserjet 3550 indicating that the replacement units' transfer. I replaced the units' transfer and reset the count, but it is becoming the alert. hello thanks for the help

[JustManuals]

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[prntrfxr]

If your printer message is:

INSTALL TRANSFER UNIT
The transfer unit is either not installed or not correctly installed in the printer, is
defective, the high-voltage power supply connection to the transfer unit is
defective, or the DC controller PCB is defective.


1. Press for help.
2. Ensure the transfer unit is fully seated, that the contracts are not damaged.
3. Replace the transfer unit.
4. Replace the high-voltage power supply PCB.
5. Replace the DC controller PCB.

If your printer message is:

REPLACE TRANSFER KIT
Press ? for help. See Transfer unit removal and Ordering parts (in chapter 8) for more information.

Or, if transfer unit is new:
1. Reset the transfer kit page count in the CONFIGURE DEVICE/ RESETS menu
2. Defective waste toner full detection lens. Check the waste toner full detection lens. Clean, if dirty. Replace the lens if damaged.
3. The connectors in the waste toner full detection signal line are not properly connected. Reseat the waste toner full sensor connector J801 and DC controller PCB connector J1009.
4. Defective waste toner full sensor. Replace the waste toner full sensor.
5. Defective DC controller PCB. Replace the DC controller PCB.