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Chapter 5: Replacing Assemblies
To remove and replace the power supply
To remove and replace the power supply
Use this procedure to remove and replace the power supply. 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.
W A R N I N G
SHOCK HAZARD!
If the power supply is defective it could have a dangerous charge on some capacitors. This
charge could remain for many days after removing power from the supply.
W A R N I N G
SHOCK HAZARD!
When the power supply is removed, two AC leads are exposed. Take extra care not to contact
these leads.
Disconnect the power cable and remove the top cover.
1
Disconnect the AC power cable from the bulk 12V power supply.
2
The picture below shows where the AC power cable connects to the bulk 12V power supply.
Figure 5-52
Follow the instructions on the label attached to the top of the power supply to remove
3
it.
122
AC p ower
ca ble into bulk
1 2V powe r
supply
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