Nokia RH-47 Series Rf Description And Troubleshooting page 33

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Use Phoenix to select
TX_Data Type: "1" or "0"
TX Power Level: 5
Yes
Oscilloscope
R612
C627
C717
C623
J614
Yes
Oscilloscope
R715
R715
R716
R716
Yes
Oscilloscope
C641 (NF)
C649 (NF)
C803
Yes
Spectrum analyzer
R819 in
Yes
Use Phoenix to select
TX_Data Type: Random
TX Power Level: 5
Yes
Spectrum analyzer
L809 (NF), B2_in
N801 Pout_DCS)
Power = +22 dBm, 1880
MHz
Yes
Spectrum analyzer
RF-connector J800
Pout =+20 dBm, 1880
MHz
Yes
PCS TX
OK
Issue 1 05/04
Company Confidential
Vdc =
VREF01
Vdc =
VR2
TXP
Vdc =
VR5
Vdc =
VR3
Vac = 0.4 Vpp, Vdc =
TXIOUTP
Vac = 0.4 Vpp, Vdc =
TXIOUTN
Vac = 0.4 Vpp, Vdc =
TXQOUTP
Vac = 0.4 Vpp, Vdc =
TXQOUTN
VC1
VC2
VDET
TX_1900 P>= 0 dBm, 1880 MHz
Check PA N801
(PA No Check Power Loop
No Directional Coupler
Antenna Switch (Z601)
LPF (C742,743,L610)
Copyright © 2004 Nokia Corporation
Company Confidential
7 - RF Description and Troubleshooting
1.35 Volt
2.78 Volt No
V = 1.8 Volt
2.78 Volt
2.78 Volt
67kHz No
1.1 V
67kHz
1.1 V
67kHz
1.1 V
67kHz
1.1 V
No
Vdc = 2.78 Volt
Vdc = 2.78 Volt
Vdc = 2.78 Volt
No
L801,V801
Check TXC
Check
(L801)
RH-47
Check
Base Band
Check
Base Band
Check:
Mjoelner Serial
Interface
Mjoelner
Check
DCS/PCS Balun
T701
Mjoelner
Synthesizer
Page 33