Viavi SPA06MA-O R005 User Manual page 287

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2
If you select NR, do the following steps:
a
b
c
d
e
f
g
h
i
j
k
l
m
n
April 2021
Select Center Frequency to set the center frequency using the on-screen
keyboard.
Select Channel Standard to set the channel standard for the selected carrier
using the on-screen keyboard.
If the MIMO is set to 2x2, the antenna ports 2 and 3 are disabled.
Select Channel Number to set the channel number for the selected index
using the on-screen keyboard.
Tap External Offset and input the value using the on-screen keyboard and
tap to switch the external offset to On (green) or Off (gray) as desired.
Tap Attenuation and input the value using the on-screen keyboard if you
want to set it manually (Manual). Or tap it to set Auto.
Tap to switch Preamp 1, 2, and Auto to On (green) or Off (gray).
Tap to switch PCI (Physical Cell ID) to Manual (number) or Auto and input a
value in the number box from 0 to 1007 using the on-screen keyboard.
Tap the Bandwidth/SSB SCS box and select the Setting in the pop-up
window based on your need. SSB is abbreviation for Synchronization Signal
Block or SS Block and it actually refers to Synchronization PBCH block since
the synchronization signal and PBCH channel are packed as a single block
that always moves together. SSB should be detected first in 5G NR
frame.See
Table 74
below for the setting criteria based on the operating
frequency.
Tap L to set the maximum number of SS-PBCH blocks within a single SS
burst set (A set of SS being transmitted in 5 ms window of SS transmission)
among 4, 8 and 64.
Tap the SSB Period box and select the options from 5 ms, 10 ms, 20 ms, 40
ms, 80 ms, or 160 ms.The SS burst period (SSB periodicity) is defined by
each base station and network configurable. 20 ms is the default for the initial
cell selection.
Tap the Auto Search box and select the options from Auto Preamp/Atten or
Manual.
Auto Preamp/Atten to set preamp and attenuation automatically or Manual
for user-defined settings.
Tap the Start button in Auto Search box to search SCS, type, and the
number of SSB automatically or the Stop button to set the SSB period based
on the base station.
Once the Start button is tapped, the progress bar appears.
Tap the SSB Frequency button and input the required value using the on-
screen keyboard.
Tap the GSCN box and input the required value using the on-screen
keyboard.
Based on the GSCN input frequency, the SSB Frequency, Sync Raster
Offset, and Sync SCS Offset are automatically
SPA06MA-O User's Guide
22145360, R005
Chapter 8 Using NSA Signal Analyzer
Conducting OTA measurements
Page 271

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