Hytera PD362, Service Manual

Page: 110 / 141

Uc (430
‐
470 MHz)
Tuning Description
35
Items Method
step.
8.2.2
Testing a radio
After tuning the radio, it is required to test the digital RF signal.
Transmitting
Step 1 Open the Tuner software and go to “TEST -> TX -> Transmit BER (0.153)”.
Step 2 Select the channel to be tested and select “High Power” in “Parameter”.
Step 3 Set the Aeroflex 3920 parameters as follows:

Freq: Be consistent with the frequency to be tested.

STD IB 511(153)
Step 4 Click the “Transmit On” button.
Step 5 View all the tested items on the Aeroflex 3920 and make sure they satisfy the following requirements .

Frequency Error ≤ 100 Hz

Transmit Power: 2.5
±
0.2 W

FSK Error ≤ 5%

Magnitude Error ≤ 1%
Receiving
Step 1 Open the Tuner software and go to “TEST -> RX -> Receiver BER (0.153)”.
Step 2 Select the frequency to be tested.
Step 3
Set the Aeroflex 3920 parameters as follows:

Freq: Be consistent with the frequency to be tested.

STD IB 511(.153)

Lvl: -116.0 dBm
Step 4 Click the “Start” button.
The average error rate is less than or equal to 5%.