User manual

Chapter 3 Front-Panel Operation

Disabling the Output Using an External Relay

OUTPut:RELay {OFF|ON}

OUTPut:RELay

Note TTL output of pin 1 or pin 9 of the RS-232 connector is available only after installing

two jumpers inside the power supply. See the Service Guide for more information.

Note Do not use the RS-232 interface if you have configured the power supply to output

relay control signals. Internal components on the RS-232 circuitry may be damaged.

Knob Locking

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