CCS Technical Documentation
Company confidential RH-18/38
Issue 1 10/03 Nokia Corporation. Page 45
PCN Transmitter General instructions for PCN TX troubleshooting
Apply a RF-cable to the RF-connector to allow the transmitted signal act as normal. RF-
cable should be connected to measurement equipment or to at least a 10-dB attenuator,
otherwise the PA may be damaged.
Start Phoenix-Service-Software and establish a connection to the phone e.g. FBUS.
Phoenix commands
RF Controls .Band GSM 1800 RX .Continuous mode
Channel 37 .AGC 14 FEG ON + 24 dB
Your screen should look like:
Figure 44: RF controls window
Measure the output power of the phone; it should be around 28.5 dBm. Remember the
loss in the jig; around 0.7 dB.
Troubleshooting chart for PCN transmitter: refer to Figure 17, “GSM1900 receiver trou-
bleshooting diagram,” on page 24
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