Preparing for Use
R&S
®
Cable Rider ZPH
19
Getting Started 1321.0944.02 ─ 06
Table 3-1: Summary of LED indication on POWER key
LED indication on [Power]
key
Descriptions
Green LED
Instrument is in operation mode.
Blue LED
Instrument is in switch off mode with a fully charged battery.
A blinking blue LED indicates that the battery charging is in
process.
Amber LED
Instrument is in switch off mode with AC supply and there is
no battery in it.
Red LED
There is an error in the battery charging.
LED "OFF"
This is an indication that there is no AC or DC supply to the
instrument. The instrument is in a switch off mode.
Switching the Instrument On and Off