User Guide

Figure 24 RM-244 anetnna element

Main antenna functionality

The main GSM+WCDMA antenna is functioning normally when the feed and GND C-clips take proper contact

to the PWB, and the antenna foil is visually intact in the antenna frame.

The main antenna functionality must also be checked by measuring the transmitted power with RF coupler

at GSM900 channel 124.

WCDMA transmitter troubleshooting

Context

WCDMA TX channel numbers and frequencies:

Channel

Channel number / Frequency

Band I (2100) Band V (850)

low 9612 / 1922.4 MHz 4132 / 826.4 MHz

mid 9750 / 1950 MHz 4183 / 836.6 MHz

high 9888 / 1977.6 MHz 4233 / 846.6 MHz

Steps

1. Set the phone to local mode.

2. In Phoenix, select Testing→WCDMA→TX control .

3. Use the following settings in the TX control window:

RM-244

RF troubleshooting

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