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Test Setup & Testing for 380–430 MHz
Duplex Test (Phone/Private Mode)
Digital Duplex Test (Tx)
1. In the IFR Manual Test Mode press the "RF Gen Level" soft key. Enter "-50dBm" by
2. Dial a random 4 digit number (e.g. "9359") using the alphanumeric keys of the
3. Press the "Talk Back" soft key.
4. Speak into the terminal microphone and hear your speech (after a short delay) from
5. Press the "duplex test (Tx)" soft key. The "Digital Duplex test" results will be displayed
For Power Analyser Graph:
6. Press "power ana" soft key.
7. Check that the power frame falls within the limits.
For Spectrum Analyser Graph:
8. Press "spec ana" soft key.
9. Monitor the Tx frequency.
For Vector Analyser Diagram:
10. Press the "vector ana" soft key.
pressing the data keys and "RF Gen Level" key.
terminal, press "Calltype" using the Lower (soft) key until "Phone #" is displayed and
press the "Send" Key
The following results are displayed on the IFR "Manual Test" Screen
Power Profile:
Burst Power Required Results:
Timing Error:
Frequency Error:
Vector Error:
the terminal loudspeaker.
Note: If you need more details, press the "Duplex Test" mode key.
on the IFR screen providing you with either one of the following:
•
bar charts measurement capabilities showing Tx Power, Frequency Error and
Vector RMS in one screen
•
Tx Power (more details in Power Analyser)
•
Frequency Error (more details in Spectrum Analyser)
•
Vector RMS (more details in Vector Analyser)
.
Passed
10–22dBm
< 0.25 Symbols.
-/+ 100 Hz
Max 10% RMS,
Max 30% Peak,
Max 5% Residual.
5.1 - 13
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