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Phaser 840/850/860/8200 Color Printer - Service Manual
Printhead
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.
Warning
The printhead is hot.
1.
Turn off the printer and remove the power cord.
2.
Remove the right cover and the left cover.
3.
Disconnect the head-tilt spring.
4.
Remove the top cover.
5.
Remove the ink loader.
6.
Remove the metal heat duct from over the printhead.
7.
Disconnect the power wiring and data harnesses leading from the printhead to the
power control board. Also disconnect the two ground wires from the printer frame.
8.
Carefully plug the printhead’s reservoir chamber holes with the silicone plugs. The
plugs keep liquid ink from spilling if you should inadvertently tip the printhead.
Fig 7-15 Plugging the reservoir holes
Silicone
reservoir
plugs
Disconnect
Summary of Contents for Phaser 840
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