Removal and Installation Procedures
6-64
TDS 420A, TDS 430A & TDS 460A Service Manual
Lift flex
locks.
Fan
Fan
Mount
Move fan mount
inward and lift.
Left Rear of Scope
Press flex
locks.
Retainer
Lugs (4)
Releasing the Fan Mount Lugs
Figure 6- 25: Fan and fan mount removal
6. Reinstallation:
a. If the fan mount was removed, perform in reverse order substeps 5a--5d
reversing the removal instructions in each substep to reinstall the fan
mount. Be sure to seat the fan mount so its two flex locks snap to secure
it on the chassis.
b. Do in reverse order substeps 4a--4c, to reinstall the fan.
c. See the following procedures to replace the modules removed by the
access procedure:
H Front Cover, Rear Cover, Cabinet, Rear EMI Gasket, and Cabinet
Handle and Feet (page 6--27) to reinstall the cabinet and rear cover
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