RED PT500-2, Service Manual

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PT500-2 Service Manual
7
4. Turn on the power of the interphone.
5. Click on PT500 icon to perform the program.
6. In the main menu of the programming software, click on [Read] to read the parameters
of the radio into the computer; click on [Write] to write the parameters set in the computer
into the radio.
Caution:
1. Before editing for the first time, the data should be read from the interphone and properly
backed up.
2. If the edited data cannot work normally after being written into the interphone, please
open the backup data and rewrite them.
3.
“Model Information” is the important information of the interphone and should not be
altered.
Test Mode
According to Figure 3-1, connect the radio to the computer with the special programming
cable.
Warning: Before entering the Test Mode, please first connect a high-frequency load of 50
ohm to the antenna port of the radio or connect the radio a certain test instrument.
With the PT500 Programming Software, you can enter the adjustment status in Computer
Test Mode to adjust the following parameters of the radio:
（
1
）
Frequency stability
（
2
）
RF transmitting high power
（
3
）
RF transmitting Middle power
（
4
）
RF transmitting Low power
（
5
）
Maximum TX voice deviation
（
6
）
VOX1(Tight)
（
7
）
VOX10
（
8
）
2/5 tone deviation
（
9
）
DTMF deviation
（
10
）
MSK deviation
（
11
）
DCS/LTR balance
（
12
）
DCS deviation
（
13
）
LSD deviation
（
14
）
CTCSS(67.0Hz) deviation
（
15
）
CTCSS(254.1Hz) deviation
（
16
）
Battery warning level
（
17
）
RX Sensitivity
（
18
）
DCS RX middle level
（
19
）
RX squelch 9 open level