3: Function and features Series 2230G Triple-Channel Power Supplies
3-16 2230G-900-01 Rev. A / June 2018
4. Use the arrow keys to select Save Last.
5. Press the Enter key.
6. Use the arrow keys to select On or Off.
7. Press the Enter key.
8. Press the Esc key to exit the menu.
Key beep
You can turn the instrument key-clicking sound on or off from this menu.
To enable or disable this function:
1. Press the Menu key.
2. Use the arrow keys to select User settings.
3. Press the Enter key. Output Recall is displayed.
4. Press the down arrow keys to select Key Beep.
5. Press the Enter key.
6. Use the arrow keys to select On or Off.
7. Press the Enter key.
8. Press the Esc key to exit the menu.
Navigation wheel lock
Using the Knob Lock function, you can lock the navigation wheel (knob) so it cannot be used to
change settings or to select menu items.
To enable or disable this function:
1. Press the Menu key.
2. Use the arrow keys to select User settings.
3. Press the Enter key. Output Recall is displayed.
4. Press the down arrow keys to select Knob Lock.
5. Press the Enter key.
6. Use the arrow keys to select On or Off.
7. Press the Enter key.
8. Press the Esc key to exit the menu.
Communication port
The Series 2230G power supply has three communication interfaces: GPIB, RS-232, and USB.
To set the communication port:
1. Press the Menu key.
2. Use the arrow keys to select User settings.
3. Press the Enter key. Output Recall is displayed.
4. Press the down arrow keys to select Communication Port.
5. Press the Enter key.
6. Use the arrow keys to select GPIB, RS232, or USB (default).
If you select the GPIB communication interface, you must set the address of the instrument.
If you select the RS-232 communication interface, you must set the baud rate and parity.