User`s guide

Troubleshooting Troubleshooting Tips - 10
Maintaining Pickup Connectivity
To troubleshoot the paper pickup block, you must temporarily
reconfigure the printer’s paper path so that the pickup block is
exposed. In this reconfigured state, you will be able to take
voltage readings from the pickup controller board and observe
paper feeding from the cassette.
Note: Since paper will jam due to the disruption of the paper
path, you must disable the startup test page (see “Printer
Utilities” in Basics) before turning the printer back on. Make
sure to enable the startup test page before returning the printer
to the customer.
To reconfigure the paper path, remove the pickup block, set it at
an angle to the printer, and reconnect cables J601 and J603 at the
leading edge of the pickup controller board. Insert the cassette
tray into the pickup block. Press down the top cover interlock
actuator and force the interlock switch closed by wedging in the