Keysight Technologies U1242C Schnellstart Handbuch Seite 11

Input warning
The multimeter emits a continuous beep and the
red LED indicator lights up when:
– the test lead is inserted into the
– the rotary switch is set to the current
Keysight U1241C/U1242C Quick Start Guide
input terminal but the rotary switch is not set
to the correct current position. The secondary
display will show
test lead is removed. The beeping will stop
automatically after 5 seconds even if the test
lead is not removed.
measurement position but no lead is inserted
into its respective input terminal. The
secondary display will show
warning alert will stop after 3 seconds
approximately.
or
or until the
, and the
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