3. Press the Down key. The USB
ON/OFF selection appears.
4. Press the Up/Down key to
select ON or OFF.
5. Press the Enter key followed by
the Exit key. The USB setting is
stored and the display goes back
to the default display.
6. Connect the USB cable to the
rear panel terminal (upper port).
Configure RS-232C Interface
1. Press the Shift key, the 2nd
(Menu) key, and then the left key
repeatedly until the I/O
configuration menu appears.
2. Press the Down key and the left
key repeatedly until the RS232
selection display appears.
3. Press Enter or Down to confirm
RS232 selection.
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