19
20
N Problem Solution
o.
13. Major Specifications
Frequency Range: 136MHz--174MHz 400MHz--450MHz
438MHz--490MHz 470MHz--512MHz
Channel Number: 256
Channel Spacing: 25 kHz (wide band)/
12.5 kHz (narrow band)
Operating Voltage: 13.6V Dc
±
10%
Operating Temperature: -25
℃
-+55
℃
External Dimension: machine only: 150mm*43mm*131mm
plus fixed bracket: 165mm*75mm*131mm
Weight: machine only: 1070g; plus fixed bracket: 1350g
5
6
The red transmission
Indicator lights but no
sound is heard.
The green receiving
dictator lights but no
sound is heard.
A.Power amplifier IC1 is broken, and no
power is output, please replace it.
B. The microphone is broken, please
replace it.
A. The speaker is broken. Please replace it.
B. The audio power amplifier TDA1519C
is broken. Please replace IC.
Memo
: