Chapter 6: Replacing Assemblies
To remove and replace the fans
133
To remove and replace the fans
WARNING AVOID INJURY!
The fan blades are exposed both inside and outside the chassis. Disconnect the power cable
before working around the fan. Use extreme caution in working with the oscilloscope. Failure to
observe these precautions may result in injury.
Use this procedure to remove and replace the fans. When necessary, refer to other removal
procedures. The graphics in this chapter are representative of the oscilloscope at the time of this
printing. Your unit may look different.
1
Disconnect the power cable and remove the top and bottom covers.
2 Disconnect the two fan harness cables from the power regulator distribution board.
Figure 6-31
Removal of fan harness cables
3 Remove the four T25 Torx screws securing the fan to the chassis.
When re-assembling, torque the two Torx T25 screws to 7 in-lb.
Back and bottom of chassis
Fan harness
cables
Power regulation
distribution board
Acquisition
board
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