RIGOL DM3068 User Manual
Page 54
RIGOL
DM3068 Quick Guide
10
8. RS232 Port
Provides an access for multimeter controlling through PC software and outputs
P/F test result.
9. Power Fuse
The multimeter is already installed a power fuse before leaving factory. To
replace a new one, please:
1) Cut off the power supply.
2) Press down the block tongue using a straight screwdriver (in the direction of
the dotted arrow in figure below) and pull out of the fuse seat.
3) Select a proper voltage scale.
4) Replace a specified fuse.
5) Reinstall the fuse seat into the slot.
Figure 8 Replace the Power Fuse
WARNING
In order to avoid electric shock or fire, please just use the specified fuse
and make sure the fuse holder is in good connection and not shorted.
10. Voltage Selector
Select a proper voltage scale according to the used AC supply: 115 V or 230 V.
11. Power Switch
Connect or disconnect the AC supply. If the front power button is disabled (
System Cfg Switch OFF), turning on this switch will directly start up
the multimeter.