Agilent Technologies 6890 Series Service Manual page 722

AC power board connectors
The following tables are the pinouts for the internal connectors on the main
circuit boards in the instrument. These connectors are used for
communications within the instrument. All connector pinout drawings are
viewed from the component side of the board.
Main board interface
connector
P9
Oven heater
connectors
P8
J1
Transformer
connector
*On some AC power boards, the oven triac is mounted directly onto the AC board
while on others it mounts on the GC through a cutout in the AC board. Both configurations
are the same electrically.
Figure 1230-1
Jun 2001
Oven triac
connectors*
T1
P4
P10
P3
P5
P7
Configuration Oven fan
jumper plug connector
AC power board overlay (part no. G1530-60050)
Electrical
Agilent 6890 Gas Chromatograph Service Manual
AC power board connectors
Oven fuses
C2
K1
S1
P6
F2
F1
P2
P1
C1
Line1
(Black, Brown)
Power Supply 1230
Main power
fuses
F3 F4
Line 2, Neutral
(White, Blue)
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