GPP Series User Manual 
88 
Restore Factory Default Settings 
 
There’s a group of Default value, the non-
modifiable factory default setting. User is able 
to restore Default or proceed to Preset 
operation from Power On under System. 
Press the System button to enter the interface 
followed by pressing either the F2 (Power On) 
or the F5 (Preset) button to select Default.     
Default setting of each channel 
00.000V 
5V(only 3323:CH3) 
CH1/2:  
 Off, 35V 
CH3: 
  Off, 6V( 4323) 
CH4: 
  Off, 16.5V( 4323) 
CH1/2:  
     Off, 3.5A 
     Off, 7.0A( 1326) 
CH3/CH4 : 
  Off, 1.2A( 4323) 
 
Default setting of system