17 of 20
Jun 2001
Mainframe
Agilent 6890 Gas Chromatograph Service Manual
Covers and Fans 410
Removing the keyboard
Removing the keyboard
WARNING High voltage components are exposed when servicing the instrument with
the covers removed. Turn off the main power switch and unplug the power
cord before proceeding.
Caution Be sure to wear an ESD strap grounded to the 6890 GC chassis while
performing this procedure.
1. Remove the right side cover from the instrument.
2. Disconnect the display and keyboard ribbon cables from the main board
(P11, P12, P13).
Figure 410-16 Screw and keyboard/display connector locations
3. Remove the three 1/4-inch screws attaching the keyboard to the chassis.
There are two on the side of the GC near the main board and one at the
bottom of the main board carrier.
P11
P12
P13
J8
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