Power-On Inspection; To Replace The Fuse - Rigol DP800A Series User Manual

RIGOL

Power-on Inspection

Press the power switch at the front panel, the instrument starts and ePcutes self-test.
If the instrument passes the self-test, the welcome interface will be displayed;
otherwise, the corresponding self-test failure information (including the top board,
bottom board, fan and temperature) will be displayed.
Tip
When powering on the instrument after powering off it, make sure that the time
interval between the two operations is greater than 5s.

To Replace the Fuse

The fuse specification is related to the instrument model and actual input voltage, as
shown in the table below. You can also refer to the "Input Power Requirements" at
the rear panel of the instrument.
Table 1-3 Fuse specifications
Input Voltage
DP831A/DP821A
100Vac/115Vac
230Vac
DP832A/DP811A
100Vac/115Vac
230Vac
To replace the fuse, follow the steps below.
1. Turn off the instrument and remove the power cord.
2. Insert a small straight screwdriver into the slot at the power socket and prize out
the fuse seat gently.
1-16
Fuse Specification
T5A
T2.5A
T6.3A
T3.15A
Chapter 1 Quick Start
Fuse Seat
Fuse
DP800A User's Guide