L3 NARDA PMM 9010, User Manual

Page: 72 / 108

9-14 Click Mode Operating Instructions
9.7 Test Set up 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:
9.8 Diagnostic 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:
TABLE 9-1 LED Status
ERROR
(Red)
DATA
(Yellow)
POWER ON
(Green)
Meaning
Blinking Off On
Condition at Power On,
before attempting any access
to the Box
Off Off On
Normal Condition after an
access
Off Blinking On
Normal Usage with data
transfer
On Off On Error Condition (general)
In case of Error conditions please check both HW connections and SW
settings at first, then call closest NARDA representative for help.
9010
User port
20dB Attenuator
220V
EUT
LISN
LISN remote
control
User port
User port Input