Pitney Bowes DM125 - Manual (Page 152)

10-10
10 • Maintenance
SV62276 Rev. A
10. Squeeze the two gray tabs on either side of the new print head
and slightly angle the print head while pushing the print head
flush against the wall.
11. If you are using the same ink cartridge you removed in Step 5,
continue with step 12.
Otherwise, if you are putting in a new ink cartridge, remove tape
on bottom of new ink tank cartridge.
Tabs
Replacing the Print Head
Black Cap Protective Tape
OR
9. Remove the protective tape or the black cap from the bottom of the
replacement print head.
Flush Against Wall