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Battery
(optional)
Analog
assembly
TC connector
assembly
Figure 9-2: Model 1140A Overall View with Top Cover Removed
2
Top Cover Installation
1.
Plug the four-pin battery connector into the power-supply assembly. See Figure 9-2.
2.
Place the top cover on top of the Model 1140A with the flange toward the front.
3.
Using a 3/16" slot screwdriver, install the four captive screws on the top cover.
Tighten them to 5 in-lb torque.
4.
If any components have been repaired or replaced, it is recommended to perform an
alignment (see
functionality.
3
Battery Removal
Refer to Figure
9-2
for the locations of the components mentioned in this procedure.
1.
Follow Procedure
2.
Using a 5/16" socket, remove the two nuts and flat washers from the battery hold-
down bracket.
3.
Remove the hold-down bracket and battery.
Charging supply
Section
X) followed by a calibration
1
for
Top Cover
Rear panel
Battery connector
Front
Battery BT1
(Section
Removal.
9-3
Maintenance and Repair
Power-supply
assembly
GPIB
interface
(optional)
Digital
assembly
XI) to verify the unit's
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