HP LaserJet Enterprise M607n - Troubleshooting flowchart

General topic Questions
Media
●
Does the customer use only supported media?
●
Is the media in good condition (no curls, folds, or distortion)?
●
Is the media stored correctly and within environmental limits?
Input trays
●
Is the amount of media in the tray within specications?
●
Is the media correctly placed in the tray?
●
Are the paper guides aligned with the stack (no gaps in the stack or excessive
pressure causing the stack to bow)?
●
Is the tray (or trays) correctly installed in the printer?
Toner cartridge
●
Is the toner cartridge (or cartridges) installed correctly?
Transfer unit and fuser
●
Are the transfer unit and fuser installed correctly?
NOTE: For printers with an intermediate transfer belt (ITB), is the ITB installed
correctly and fully seated. If a replacement ITB was installed, was all of the packing
materials removed?
Covers
●
Is the toner cartridge door closed?
Condensation
●
Does condensation occur following a temperature change (particularly in winter
following cold storage)? If so, wipe aected parts dry or leave the printer on for 10
to 20 minutes.
●
Was a toner cartridge (or cartridges) opened soon after being moved from a cold to
a warm room? If so, allow the toner cartridge (or cartridges) to sit at room
temperature for 1 to 2 hours.
Miscellaneous
●
Check for and remove any non-HP components (toner cartridges, memory
modules, and EIO cards) from the printer.
●
Remove the printer from the network and ensure that the failure is associated with
the printer before beginning troubleshooting.
●
For any color print-quality issues (color printers only), calibrate the printer, and
then print a diagnostics page to verify print quality.
Troubleshooting owchart
This owchart highlights the general processes to follow to quickly isolate and solve printer hardware
problems.
Each row depicts a major troubleshooting step. Follow a “yes” answer to a question to proceed to the next
major step. A “no” answer indicates that more testing is needed. Go to the appropriate section in this chapter,
and follow the instructions there. After completing the instructions, go to the next major step in this
troubleshooting owchart.
Table
2-8 Troubleshooting owchart
1
Power on
Is the printer on and does a readable message
display?
Follow the power-on troubleshooting checks. See Power subsystem
on page 108.
After the control panel display is functional, see step 2.
Yes
No
ENWW Troubleshooting process 107