22
Alignment
able DCS code 627 (encode), and download
this data to the transceiver.
r
With the AF generator still set to zero, key the
transmitter, and adjust VR1005 (MAIN Unit)
for ±900 Hz deviation on the DCS signal (with-
in 100 Hz).
Receiver Squelch Threshold
r
Set the transceiver to channel 2. Set the RF sig-
nal generator to the same frequency (147.000
for version A, 161.000 MHz for version C). Set
the signal generator’s output to -8 dBµ.
r
Adjust VR1006 (MAIN Unit) clockwise until
the squelch just closes, and then counterclock-
wise until the squelch just opens.
r
Turn off the signal generator, and confirm that
the squelch again closes when the RF input
signal disappears.
Restore Original Channel Data
r
When all alignment steps have been complet-
ed, re-load the original channel data from your
computer’s disk, and download it to the trans-
ceiver.
Содержание VX-2000V
Страница 9: ...9 VX 2000V 4ch Front Panel Block Diagram VX 2000V 40ch Front Panel Block Diagram Block Diagram ...
Страница 10: ...10 Note Block Diagram ...
Страница 11: ...11 Block Diagram VX 2000V Main Unit Block Diagram ...
Страница 12: ...12 Block Diagram Note ...
Страница 13: ...13 Interconnection Diagram VX 2000V 4ch Front Interconnection Diagram T9206689A Lot 7 ...
Страница 14: ...14 Interconnection Diagram VX 2000V 40ch Front Interconnection Diagram T9206689A Lot 7 ...
Страница 24: ...24 Note MAIN Unit Lot 1 ...
Страница 27: ...27 MAIN Unit Lot 5 Circuit Diagram ...
Страница 28: ...28 MAIN Unit Lot 5 Note ...
Страница 31: ...31 MAIN Unit Lot 19 Circuit Diagram ...
Страница 32: ...32 MAIN Unit Lot 19 Note ...
Страница 49: ...Display 1 Unit 49 Circuit Diagram ...
Страница 50: ...50 Display 1 Unit Parts Layout Side A Side B XN1213 9L Q2001 2003 2004 BU4094BCFV Q2002 DTC124EK 25 Q2005 ...
Страница 52: ...52 Display 1 Unit Note ...
Страница 53: ...Display 2 Unit 53 Circuit Diagram ...
Страница 56: ...56 Display 2 Unit Note ...