PAMS Technical Documentation
Troubleshooting Instructions
NHM-8NX
Issue 1 05/02
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Nokia Corporation
Page 33
Figure 16 : TX measurement point in Mjolner (N600) shielding can
General instructions for GSM 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.
Select File and Product: Gemini
Select: Maintenance, Testing and RF Controls
Band:
GSM 900
Active Unit:
TX
Tx Power Level:
5
Tx Data Type:
Random
'
OUT_D_TX
OUT_G_TX
VTX
TXIP
TXIM
Bal_Input1
GSM
Bal_Input2
GSM
Bal_Input1
Bal_Input2
TXQM
TXQI