Fig 27 Rf Test - Nokia RH-13 Series Troubleshooting Manual

RH-13
Troubleshooting
Channel 2:
Channel 1000:
Channel 1998:
1 Set signal generator frequency to 1960.0230375 MHz and level to -80 dBm.
2 Set phone to TDMA mode and select RF Test UI in Phoenix (Maintenance => Test-
ing => RF Test).
3 Set channel to 1000 and press "Write Init".
4 Set spectrum analyzer settings as following:
• Center frequency: 268.08 MHz, Span: 200 kHz
• RBW: 3 kHz, reference level: 0 dBm
5 Connect spectrum analyzer probe on the inductor L818 and record RX VHF VCO
signal level and frequency. Signal level should be around -25 dBm and frequency
268.08 MHz.
6 Set spectrum analyzer settings as following:
• Center frequency: 2094.06 MHz, Span: 200 kHz
• RBW: 3 kHz, reference level: 10 dBm
7 Connect spectrum analyzer probe to the UHF VCO output and record signal level
and frequency. Signal level should be around -5 dBm and frequency 2094.06
Page 44
2064.12 MHz
2094.06 MHz
2124.00 MHz
Figure 27: RF Test.
ãNokia Corporation
CCS Technical Documentation
Issue 1 11/02