Voxtel VS600, Service Manual

Page: 68 / 83

VS600 Service Manual
VOXTEL Technical Documentation 68
Front End
If the RF front end is the suspected root cause, please check the path loss on the receiver path.
Test system setup is as followed:
Signal Generator (un-modulated signal)
EGSM
─
Frequency 950MHz / Amplitude –60dBm
D requency 1850MHz / Amplitude –60dBm
PCS
─
Frequency 1950MHz / Amplitude –60dBm
Spectrum
pan 2MHz / RBW 100KHz / VBW 100KHz
DCS
─
Central Freq. 1850MHz / Span 2MHz / RBW 100KHz / VBW 100KHz
PCS
─
Central Freq. 1950MHz / Span 2MHz / RBW 100KHz / VBW 100KHz
CS
─
F
Analyzer
EGSM
─
Central Freq. 950MHz / S
○
A
○
B
○
C
○
D
○
E
○
F
○
G
○
H
○
I
RF test signal
input here