Troubleshooting 4
S-Series Oscilloscopes Service Guide 53
Verifying Basic Operation
Follow the procedures in this section to verify the basic operation of the
oscilloscope. Where problems occur, you are directed to the section that provides
detailed troubleshooting help.
Power Up the oscilloscope
1 Connect the power cord to the oscilloscope, then to a suitable AC voltage
source. Route the power cord so the oscilloscope’s feet do not pinch the cord.
The power cord is the disconnecting device for Mains. Position the equipment
so the power cord is easily reached by the operator.
Use only the power cord that came with the oscilloscope.
The power cord provided is matched to the country of origin.
2 Press the power button in the lower left corner of the front panel. If the
oscilloscope is working properly, it will take several minutes to start up, and the
grid will appear on the screen. The exact appearance may look slightly different
than shown below, depending on the setup selected before the oscilloscope
was turned off.
If the oscilloscope turns off without you pressing the front panel power button,
unplug the AC power cord from the rear of the instrument and wait 20 to 30
seconds. Then plug the AC power cord back into the oscilloscope and press the
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