Nokia NHM-7 Series Troubleshooting Manual page 67

PAMS Technical Documentation
• 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 OF S
1 1 . 5 d B
R B W
3
V B W
3
S WP
2 . 0
Typical TX Iq Tuning Values and tuning limits GSM 900:
4 '& 2IIVHW
, '& 2IIVHW
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3KDVH GLIIHUHQFH
,VVXH  
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
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Troubleshooting and Tuning Instructions
Th 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
MH z S P A N
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NHM-7
2 0 0 . 0 k H z
3DJH