Tektronix PHASER 380, Service Manual

Page: 242 / 346

8-36
Phaser 380 Color Printer
8
Field Replaceable Unit Disassembly/Assembly
Printhead
The printhead removal tool, sometimes referred to as the hot head tool, allows
you to handle to printhead while it is hot and protects the printhead faceplate.
Warning
Even when the printer is turned off, AC line voltages may be
present at the printer heaters while the printer is plugged into AC
power.
1. Turn off the printer and remove the power cord.
2.
Remove the top and left-side and right-side covers as explained in the
earlier topic, “Cabinet panels and covers” on page 8-4.
3. Remove the ink loader as explained in the earlier topic, “Ink loader”
on page 8-9.
4.
Remove the metal dust cover as described in the earlier topic “Ink
loader support/cross member” on page 8-11. Release the two cable
restraint clamps.
5. Disconnect the printhead’s power wiring harness and ground wire.
6.
Disconnect the data ribbon cable leading from the printhead to J13 of
the power control board.
Warning The printhead may be hot.
Tools required
■
Torque screwdriver
■
T-20 TORX extended shank
■
Flat blade screw driver
■
Phillips #2 tip
■
Printhead removal tool
■
9/64-inch hex driver tip
■
Silicon reservoir plugs
■
Printhead gap tool