HP 3500 - Manual (Page 129)

Note If the old transfer unit was not at end-of-life when it was replaced (for example, if it was
damaged), the transfer unit count must be reset using the printer control panel.
To reset the transfer unit count
1. Press M
ENU
to enter the MENUS.
2. Press to highlight CONFIGURE DEVICE.
3. Press to select CONFIGURE DEVICE.
4. Press to highlight RESETS.
5. Press to select RESETS.
6. Press to highlight RESET SUPPLIES.
7. Press to select RESET SUPPLIES.
8. Press to highlight NEW TRANSFER KIT.
9. Press to select NEW TRANSFER KIT.
10. Press to highlight YES.
11. Press to select YES.
The transfer unit count is reset and the printer is ready to use.
Replacing the fuser and pickup roller
Replace the fuser and pickup roller when the printer control panel displays the message
REPLACE FUSER KIT. The image fuser kit contains a replacement fuser and a Tray 2
pickup roller for this printer. After replacing the fuser, you must also replace the pickup roller.
Instructions for replacing the pickup roller follow the instructions for replacing the fuser.
ENWW Replacing supplies and parts 117