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Nokia 616 Service Manual Page 255

Carkit phone (tfe-4/rv-1).
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reading does not provide enough information. No dedicated test points exist for RX I and
Q signals, but they can be accessed by probing on via hole plating. Input level = -80dBm
Step 1: Setting up Phone and Phoenix
• Start Phoenix Service Software
• Open the FBUS connection
• Select File /Scan Product (Ctrl-R)
• Wait until phone information shows in the lower right corner of the screen.
• Set operating mode to local mode
Step 2: Activate RF-Controls
• Select Maintenance/ Testing/ RF Controls
• Wait until the RF Controls window pops up
• Select
Step 3: Doing the Measurement
The following result should be seen with a working EGSM receiver:
Signal amplitude
DC offset
Frequency
Issue 2.0 Mar/2005
Company Confidential
Band
Active unit
Operation mode
RX/TX Channel
AGC
1.25V
1,35V
67kHz
Copyright © 2005 Nokia Corporation.
Company Confidential
TFE-4/RV-1
TF4 Technical Information
GSM 900 or GMS1800
RX
Continuous
37 or 700 or 661
14
Page 8b-51

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