DR600 Service Manual
4. Set the four Rx frequencies as -25.825MHz(*1
、
*2
、
*3
、
*4), and
signal strength as -40dBm; the SINA should be
<
7dB.
Narrow band
squelch level
9 on
1. Enter computer modulation mode
2. Set the channel to the current modulation frequency.
3. Enter modulation mode “SQL9 Open (N)”, and click “start”, and
change to the next frequency after the value is stable.
4. Modualte the frequency of narrow band and wide band in turn.
-
Narrow band
squelch level
9 off
1. Enter computer modulation mode.
2. Set the channel to the current modulation mode.
3. Enter the modulation mode ”SQL9 Close(N)”, and click “start”, and
change to the next frequency after the value is stable.
4. Modulate the frequency of narrow band and wide band in turn.
-
Narrow band
squelch level
1 on
1. Enter computer modulation.
2. Set the channel to the current modulation mode.
3. Enter the modulation mode “SQL1 Open(N)”, and click “start”, and
change to the next frequency after the value is stable.
4. Modulate the frequency of narrow band and wide band in turn.
-
Narrow band
squelch level
1 off
1. Enter computer modulation.
2. Set the channel to the current modulation mode.
3. Enter the modulation mode “SQL1 Close(N)”, and click “start”, and
change to the next frequency after the value is stable.
4. Modulate the frequency of narrow band and wide band in turn.
-
Wide band
squelch level
9 on
1. Enter computer modulation mode.
2. Set the channel to the current modulation mode.
3. Enter the modulation mode “SQL9 Open(W)” , and click “start”, and
change to the next frequency after the value is stable.
4. Modulate the frequency of narrow band and wide band in turn.
-
Wide band
squelch level
9 off
1. Enter computer modulation mdoe.
2. Set the channel to the current modulation mode,
3. Enter modulation mode “SQL9 Close(W)”, and click “start”, and
change to the next frequency after the value is stable.
4.Modulate the frequency of narrow band and wide band in turn.
-
Wide band
squelch level
1 on
1. Enter the computer modulation mode.
2. Set the channel to the current modulation mode.
3. Enter the modulation mode “SQL1 Close(N)”, and click “start”, and
change to the next frequency after the value is stable.
4. Modulate the frequency of narrow band and wide band in turn.
-
Wide band
squelch level
1. Enter the the computer modulation mode.
2. Set the channel to the current modulation mode,
3. Enter the modulation mode “SQL1 Close(N)”, and click “start”, and
-
43
Содержание DR600
Страница 1: ......
Страница 37: ...DR600 Service Manual 33 ...
Страница 109: ...DR600 Service Manual Appendix 2 PCB View and Schematic Diagram Figure 1 Rx Module Top Board PCB View 105 ...
Страница 110: ...DR600 Service Manual Figure 2 Rx Module Bottom Board PCB View 106 ...
Страница 111: ...DR600 Service Manual Figure 3 Tx Module Top Board PCB View 107 ...
Страница 113: ...DR600 Service Manual Figure 6 Baseband Mainboard Top Board PCB View 109 ...
Страница 114: ...DR600 Service Manual Figure 7 Baseband Mainboard Bottom Board PCB View 110 ...
Страница 115: ...DR600 Service Manual Figure 8 Front Panel Top Board PCB View Figure 9 Front Panel Bottom Board PCB View 111 ...
Страница 116: ...DR600 Service Manual Figure 10 Power Board Top Board PCB View 112 ...
Страница 117: ...DR600 Service Manual Figure 11 Accessory Board Top Board PCB View Figure 12 Accessory Board Bottom Board PCB View 113 ...
Страница 118: ...DR600 Service Manual Figure 13 Enternet Board Top Board PCB View 114 ...
Страница 119: ...DR600 Service Manual Figure 14 Enternet Board Bop Board PCB View 115 ...
Страница 150: ...DR600 Service Manual Figure 21 Baseband Mainboard Schematic Diagram 146 ...