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1. Check the Input Power

Please make sure that the input AC power fulfills the requirements in

Table 4.3 AC

input power specifications (including AC selector setting)

2. Check the AC Voltage Selector on the Rear Panel

Please make sure that the AC voltage selector (100, 120, 220, or 230) on the rear

panel is set to match the actual input voltage. To change the input AC voltage

selector on the power supply, use the two AC selector switches on the rear panel of

the power supply as shown below.

Please set the switches following the diagram above. For example, to select 100 V,

slide both switches to the left; to select 220 V, slide the upper switch to the left and

the lower switch to the right.

3. Check the Fuse

The instrument has been equipped with the specified fuse when it leaves factory.

Please make sure that the fuse matches the actual input voltage by referring to

“Input power requirement” or

Replacing the Fuse

Connect to AC Power

Please connect the instrument to AC power using the power cord provided in the

accessories.

WARNING

To avoid electric shock, please make sure that the instrument is correctly grounded.

4.7 Power-on Inspection

Press the power key on the front panel to switch on the instrument. During the start-

up process, the instrument performs a series of self-tests. If the instrument passes the

self-test, the welcome interface will be displayed; otherwise, the corresponding self-

test failure information will be displayed.

Quick Start

DP900 User Guide

Rigol DP932A User Manual

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