Section 5 – troubleshooting guide, Hp inkjet print cartridges, Nkjet – Rena Envelope Imager XT 3.0 User Manual
Page 47: Rint, Artridges, Troubleshooting hp ink cartridges, Warning

SECTION 5
TROUBLESHOOTING
 
 
Section 5 – Troubleshooting Guide
The following troubleshooting guides are provided to assist you in solving any problems 
that might occur with the Printer or its software. We have tried to make them as 
complete as possible. The best advice we can offer is to make sure that the system is 
setup properly, plugged in, that it has an adequate supply of ink before attempting to 
trouble shoot any problem. 
HP Inkjet Print Cartridges
CONDITION
PROBLEM
SOLUTION
Black streaks in text
Lint, ink, or paper dust on printhead.
 
Head height too low 
Clean the cartridge nozzles 
with a clean lint-free cloth 
moistened with distilled 
water. Raise head height. 
Cartridge will not print, even 
if TEST or Purge is used. 
Sheet is blank even after it has gone 
underneath cartridge(s). 
Check to make sure the tape 
is off the printhead. 
Remove and reinsert the 
cartridge into the pen stall. 
Install a new print cartridge. 
White streaks in text or 
graphics 
 
Lint, dust or dried ink blocking 
printhead nozzles. 
 
Poor contact between printhead and 
cartridge stall contacts (pogo pins). 
 
Clean the cartridge nozzles 
with a clean lint-free cloth 
moistened with distilled 
water. 
Clean contacts. 
Remove and reinsert the 
cartridge into the pen stall. 
Insert a new Print Cartridge. 
WARNING
DO NOT REMOVE THE SIDE COVERS OF THE PRINTER!
THERE ARE HIGH VOLTAGES PRESENT BEHIND THE COVERS!
 
Envelope Imager XT3.0/XT4.0 Operations Rev. 6/15/2007 
47
