Agilent Technologies 6890 Series Service Manual page 434

P1
P11
P12
P13
P17
Figure 430-2
4. Unplug any cables from the connectors on the back of the instrument.
5. If any valve actuators were installed, unclip the wiring harness from each
actuator and pull the connectors out of the actuator bracket.
6. Remove the two screws securing the actuator bracket and remove the
bracket.
Jun 2001
P2
GND
-10V REF
Main board connectors, 6890N
Mainframe
Agilent 6890 Gas Chromatograph Service Manual
Power/Electronics Replacement
Replacing the main board
P21
P16
P22
J7
P19
P14
F4
+24V
-24V
+15V
-15V
+5V
GND
430
P3
P4
P5
P6
J1
P18
F5
J2
JP1
J4
J6
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