Nokia NHL-2NA Series Troubleshooting Instructions page 105

CCS Technical Documentation
• Set spectrum analyzer center frequency to 897.4 MHz, span 200kHZ, RBW and
VWB 3kHz and sweeptime to 2 seconds
• Tune LO leak to minimum with TXI/TXQ DC offset control (f0 on spectrum ana-
lyzer screen)
• Tune wrong sideband to minimum using Amplitude/Phase difference controls
(f0+68kHz on spectrum analyzer screen)
G S MP O W
R E F
1 0 d B /
REF OFS
1 1 . 5 d B
R B W
3
V B W
3
S WP
2 . 0
Issue 1 07/02
3 2 . 0 d B m
k H z
k H z
s
C E N T E R 8 9 7 . 4 0 0 0
¤Nokia Corporation
T h u Au g 3 0 1 1 : 4 3 : 4 5 2 0 0 1
A T T 4 0 d B A_ wr i t e B_ b l a n k
M H z S P A N
NHL-2NA
2 0 0 . 0 k H z
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