Installation 
 
M370430-01  Rev B  2-11 
Voltage and Current Mode Operation Checks 
To perform the voltage and current mode operation checks: 
1.  Ensure that the front panel power switch is in the On position 
and the output is disconnected. 
2.  If the OUTPUT ENABLE Main button is illuminated, press 
the button to turn off the output. 
3.  To check voltage mode operation, turn the 9-position mode 
control to the VOLTS position. 
The voltage set point will blink dimming and then return to full 
brightness. For more information, see “Local Operation” on page 
3-1. 
4.  Adjust the voltage to 5 V. 
5.  To check current mode operation, turn the 9-position mode 
control to AMPS position. 
Verify that the current set point is blinking in the output current 
display. 
6.  Adjust the current to 1 A. 
7.  Press the OUTPUT ENABLE Main button to turn On. 
8.  Turn the front panel power switch to the Off position. 
9.  Turn the front panel power switch to the On position. 
10.  Connect a short circuit across the output terminals. Use leads 
of sufficient current carrying capacity. (See “Step 4: Selecting 
Load Wires”.) 
11.  Press the OUTPUT ENABLE Main button to enable the 
output. The button will be illuminated when the output is 
enabled. 
CC Mode LED illuminates and the voltage and current are 
displayed. CC Mode LED illuminates and the preset load current is 
displayed. 
12.  Turn the front panel power switch to the Off position.