HP Designjet 4500 Printer series - Manual (Page 289)

20 The problem is... (ink system topics)
● I cannot insert an ink cartridge
● The printer will not accept a large black ink cartridge
● I cannot remove an ink cartridge
● I cannot insert a printhead
● I cannot insert a printhead cleaner
● The front panel keeps telling me to reseat or replace a printhead
● An ink cartridge status message
● A printhead status message
● A printhead cleaner status message
ENWW 275
The problem is... (ink
system
topics)