Pitney Bowes J693 - Manual (Page 65)

J693 55
5.4 Printhead Replacement
; ;
Notes: The printhead is fragile; use extreme care when handling and never
use a sharp object on the printhead surface.
If you have any questions or concerns regarding this procedure,
contact a qualified technician.
Locating pins eliminate the need for an alignment following the installation of a
new printhead. To replace the printhead:
n
Touch a metal part of the printer’s frame to discharge any static electricity
that may be present on your body.
o Turn ‘Off’ and unplug the printer. Open the Access Cover, rotate the
Printhead Latch forward and raise the printhead. Remove the ribbon, if
installed.
p Lower and rotate the
Printhead Latch to the locked
position.
q Loosen the Printhead
Mounting Thumbscrew (it
will remain captive in the
assembly). Rotate the
Printhead Latch forward to
the unlocked position.
r
Raise the assembly and while carefully holding the Printhead, disconnect
the two Cables and then remove the Printhead.
s While carefully holding the
new Printhead, reconnect
both Cables.
t Position the Printhead onto
the Locating Pins in the
Printhead Assembly and
secure in place with the
Printhead Mounting Screw.
(Do not over-tighten this
screw.)
u Clean the Printhead; see
Section 5.6.1.
v Reload ribbon, if removed. Lower and rotate the Printhead Latch to the
locked position. Plug in and turn ‘On’ the printer.