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9.7 Test Set up
9.8 Diagnostic
9-14
Click Mode Operating Instructions
As required by the relevant standards, the discontinuous measurement
(Click) test set up shall be the same adopted for continuous disturbances,
therefore usually a LISN is used to sample the RF signal to be measured.
In case the click rate N shall be determined counting the number of
"Switching" operations, a proper unit called "Switching Box" shall be
connected to the User Port of the PMM 9010.
In this case the EUT Power Connector will be used to feed the EUT through
the Switching Box and the hardware connection scheme will become then:
User port
220V
LISN
In case the Switching Box unit is not connected – or anyway non properly
functioning – the following message is displayed:
Three Leds are visible on the Switching Operation Box, with the following
meaning:
ERROR
DATA
(Red)
(Yellow)
Blinking
Off
Off
Off
Off
Blinking
On
Off
In case of Error conditions please check both HW connections and SW
settings at first, then call closest NARDA representative for help.
User port Input
LISN remote
control
EUT
TABLE 9-1 LED Status
POWER ON
(Green)
Condition at Power On,
On
before attempting any access
to the Box
Normal Condition after an
On
access
Normal Usage with data
On
transfer
On
Error Condition (general)
User port
9010
20dB Attenuator
Meaning
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