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®
R&S
ESR
4. Set the switch on the DC power supply adapter to "I".
A green LED indicates that the DC power supply is ready for operation.
Note: The DC power supply switches off automatically in case of overvoltage
or undervoltage.
This state is indicated by means of a red LED.
5.9
Switching the Instrument On and Off
Table 5-1: Overview of power states
Status
LED on Power key Position of main power switch
Off
gray
Standby
orange
Ready
green
To switch on the R&S ESR
The R&S ESR is off but connected to power.
1. Set the switch on the power supply to position [I].
See
Chapter 4.2.1, "AC Power Supply Connection and Main Power
on page 25.
The LED of the Power key is orange.
See
Chapter 4.1.2, "Function Keys on the Front
2. Press the Power key.
See
Chapter 4.1.2, "Function Keys on the Front
The LED changes to green.
The R&S ESR boots.
After booting, the instrument is ready for operation.
Warm-up time for OCXO
When the instrument is switched on, the OCXO requires an extended warm-
up time (see data sheet).
Getting Started 1316.3749.02 ─ 09
Switching the Instrument On and Off
[0]
[I]
[I]
Preparing For Use
Panel",
on page 19.
Panel",
on page 19.
Switch",
34
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