WCDMA Receiver
WCDMA RX Troubleshooting
Preparations
Set Phoenix to RF local mode WCDMA RX.
Equipment/Settinig
Unit
Phoenix
WCDMA
FDD
RF channel
2140MHz ~10700
Frequency offset
+0.000kHz
Output channel power
-60dBm
P-sch~ -2dB
S-sch~ -2dB
P-cc pch~ -2dB
DPDch~ -7dB
AGCMod*
Algorithm
Channel*
10700
BB AGC*
0dB
Spectrum analyzer*
Span
~ 20MHz
Centre frequency
2140MHz
VBW
500kHz
RBW
500kHz
Output channel power
-30dB
RF AH
~ 30dB
Check the following
Check the levels in the steps below.
NO.
Signal Name
Test point
Check
1
PXIP (out)
J7515
720mVpp single ended
2
RXQP (OUT)
J7517
720mVpp single ended
RM-123; RM-145
Nokia Customer Care
RF troubleshooting
Page 7 –10
COMPANY CONFIDENTIAL
Issue 1
Copyright © 2006 Nokia. All rights reserved.
Содержание 6233 - Cell Phone 6 MB
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