12
Table 7 Test Environments, MT 2000, MTS 2000, and MTX Series Radios
NO. OF BEEPS
DISPLAY
DESCRIPTION
FUNCTION
1*
CSQ
Carrier Squelch
RX: unsquelch if carrier detected
TX: mic audio
2
HC
Hear Clear**
RX: unsquelch if carrier detected
TX: compressed mic audio
3
TPL
Tone
Private-Line
RX: unsquelch if carrier and tone (192.8Hz) detected
TX: mic audio + tone (192.8Hz)
4
DPL
Digital
Private-Line
RX: unsquelch if carrier and digital code (131) detected
TX: mic audio + digital code (131) detected
5
TLS
Trunking
Low Speed
RX: unsquelch if carrier detected
TX: mic audio + connect tone (105.8Hz) @ correct deviation
6
THS
Trunking
RX: unsquelch if valid outbound signalling word (OSW)
detected High Speed
TX: 1500Hz tone
7
DTM
multiple freq.
dual-tone
RX: unsquelch if carrier detected
TX: selected DTMF tone pair
8
M12
MDC1200
RX: unsquelch if carrier detected without DOS (1800Hz);
squelch if carrier detected with DOS (1800Hz)
TX: 1500Hz tone
9
SEC
Secure***
RX: auto-coded clear
TX: with key present - encrypted audio
with key absent - constant unsquelch
Table 8 Test Frequencies, MT 2000, MTS 2000, and MTX Series Radios
TEST CHANNEL
VHF
UHF BAND 1
UHF BAND 2
800
900
R-BAND
TX #1
136.025
403.100
450.025
806.0125
896.0125
885.0125
RX #1
136.075
403.150
450.075
851.0625
935.0625
830.0125
TX #2
142.125
424.850
465.225
815.0125
899.0125
885.0125
RX #2
142.175
424.900
465.275
860.0625
938.0625
859.9875
TX #3
154.225
438.050
475.225
824.9875
901.9875
885.0125
RX #3
154.275
438.100
475.275
869.9375
940.9375
859.9875
TX #4
160.125
444.050
484.975
851.0125
935.0125
895.0125
RX #4
160.175
444.100
485.025
851.0625
935.0625
859.9875
TX #5
168.075
456.350
500.275
860.0125
938.0125
905.0125
RX #5
168.125
456.400
500.225
860.0625
938.0625
859.9875
TX #6
173.975
463.700
511.975
869.9875
940.9875
914.9875
RX #6
173.925
463.750
511.925
869.9375
940.9375
859.9875
*
radios without display indicate function by emitting a number of beeps
**
on 900 MHz radios only
***
on radios equipped with secure option
****
not available on all radios
Summary of Contents for SYMBOL MT2000 Series
Page 1: ...HT 1000 JT 1000 MT 2000 MTS 2000 and MTX Series Handie Talkie Portable Radios Service Manual ...
Page 2: ......
Page 24: ...2 Notes ...
Page 78: ...56 Notes ...
Page 147: ...Appendix A 9 Appendix Figure 2 Secure Module Location Detail ...
Page 169: ......