Zeiss Humphrey matrix User Manual page 44

Printer will not print
40
Refer to the Printer information for
troubleshooting help.
Printer not turned on. Press
printer power button.
Check the printer USB cable
connection at the back of the
printer and at the Humphrey
Matrix. Unplug and reseat the
USB cable at both ends. Cycle the
printer power off / on and try
again.
Check the USB cable on a known
working USB peripheral if
available.
No paper in the printer.
Missing or empty ink cartridges.
Refer to the Printer
information for
troubleshooting help.
Shut Down the Humphrey
Matrix and cycle power off
/ on to reboot, then try
printing.
Check USB Printer
Connectivity status in the
Help (F6) Diagnostics
Screen that should indicate
Connected and Idle or
Connected and Printing.
Replace the printer USB
cable if defective.
Replace the printer if
defective.
Humphrey Matrix Visual Field Instrument
Rev. D 08/21/06 PN 701692