User manual

OPERATION
33
3. To turn on the output, press
the output key. The key LED turns on.
4. The CH2 indicator turns
red, indicating tracking parallel (PARA) mode.
5. Press the CH1 key (LED
turns on) and then use the Voltage and Current knob to set the output voltage and current. The CH2 output control is disabled. By default, the Voltage and Current knob work in the coarse mode. To activate the fine mode, press the knob to turn the FINE LED on.
(Fine control)
6. For the output level and CV/CC status, refer to
the CH1 meter and indicator.
Voltage level
The CH1 meter reading shows the output voltage. In the above case, 20.0V.
Current level
Double the amount of CH1 current meter reading. In the above case, 2.0A x 2 = 4.0A.
GPD-3303 Series User Manual
34 SAVE/RECALL SETUP Save Setup Background
The front panel settings can be stored into one of the four internal memories.
Contents
The following list shows the setup contents.
• Independent / tracking series / tracking parallel
mode
• CH1/CH2 knob selection • Fine/coarse editing mode • Output voltage/current level
The following settings are always saved as “off”.
• Output on/off • Front panel lock/unlock
Panel operation
Press one of the 1~4 Memory keys for 2 seconds, for example memory 1. The panel settings are saved in memory 1 and the key LED turns on. When the panel settings are modified, the LED turns off.
Note
When a setting is stored, the output automatically turns off.