Switching The Instrument On And Off - R&S ESR Series User Manual

®
R&S ESR
Switching the DC power supply on
1. Connect the R&S ESR DC power supply device to the DC power source (e.g. bat-
tery pack or vehicle) as described in the option's installation guide.
2. Set the switch on the DC power supply to "I". A green LED indicates that the DC
power supply is ready for operation.
3. In case of overvoltage or undervoltage, the DC power supply switches off automati-
cally. This state is indicated by means of a red LED.
4. Set the power switch on the rear panel to "I".
5. Press the [ON/OFF] key on the front panel. A green LED above the [ON/OFF] key
indicates that the instrument is ready for operation.
Switching the DC power supply off
1. Press the [ON/OFF] key on the front panel of the R&S ESR and wait until the
instrument has shut down.
2. Switch off the power switch on the rear panel of the R&S ESR.
3. Switch off the DC power supply.
3.2.1.7

Switching the Instrument On and Off

Switching the instrument on
If an optional DC power supply (R&S FSV-B30) is used, you must switch on these
devices first; see
1. Press the AC power switch on the rear panel to position "I".
The instrument is supplied with AC power.
2. Press the [ON/OFF] key on the front panel.
After booting, the instrument is ready for operation. A green LED above the [ON/
OFF] key indicates this.
Warm-up time for OCXO
When the instrument is switched on, the OCXO requires an extended warm-up time
(see data sheet).
Switching the instrument off
1. Press the [ON/OFF] key on the front panel.
2. Change the AC power switch on the rear panel to position "O", or disconnect the
instrument from the AC power supply.
The R&S ESR changes into off mode.
User Manual 1175.7068.02 ─ 12
Chapter 3.2.1.6, "Using an Optional DC Power
Quick Start
Preparing for Use
Supply", on page 43.
44