VXR-9000 UHF Service Manual
Alignment
G-5
Sub-Audio
(
DCS
)
Deviation
Setup the test equipment as shown below.
Open the “Alignment” window, then click the
left
mouse button on the “Deviation” tab to move to the
“Deviation” screen.
Click the
left
mouse button on the “DCS W” box on
the “Low Band Edge Frequency” area of the “MAX
Deviation (CTCSS/DCS)” field (highlighted in “pink”).
Click the
left
mouse button on the “PTT On” button to
actitvate the transmitter (the “PTT On” label is changed
to “PTT Off”).
Press the [
Page Up
]/[
Page Down
] key so that the De-
viation Meter reading is 0.75 kHz ±0.1 kHz.
Click the
left
mouse button on the “PTT Off” button
to disable the transmitter (the “PTT Off” label is re-
turned to “PTT On”).
Repeat the above steps at the “DCS N” box on the “Low
Band Edge Frequency” area of the “MAX Deviation
(CTCSS/DCS)” field (highlighted in “pink”) so that the
Deviation Meter reading is 0.38 kHz ±0.08 kHz.
Repeat the above steps at the eight points (box: fre-
quencies).
Modulation Balance
Setup the test equipment as shown below.
NG
NG
OK
Set the AF Signal Generator output to 500 mVp-p, 100
Hz square signal.
Open the “Alignment” window, then click the
left
mouse button on the “Deviation” tab to move to the
“Deviation” screen.
Click the
left
mouse button on the “Mod” box on the
“Low Band Edge Frequency” area of the “Modulation
Balance” field (highlighted in “pink”).
Click the
left
mouse button on the “PTT On” button to
actitvate the transmitter (the “PTT On” label is changed
to “PTT Off”).
Press the [
Page Up
]/[
Page Down
] key so that the Os-
cilloscope shown 100 Hz square wave is obtained. See
illustrations at the right.
Click the
left
mouse button on the “PTT Off” button
to disable the transmitter (the “PTT Off” label is re-
turned to “PTT On”).
Repeat the above steps at the four points (box: frequen-
cies).
50-ohm
Dummy Load
Computer
(CE60)
Deviation
Meter
VXR-9000
FRB-6
MIC
TX ANT
Sampling
Coupler
FIF-10A
or
FIF-12
50-ohm
Dummy Load
AF Signal
Generator
Computer
(CE60)
Deviation
Meter
VXR-9000
FRB-6
MIC
DSUB 25-pin
ACC Connector
Pin 25 (TXD HIGH)
TX ANT
Sampling
Coupler
FIF-10A
or
FIF-12
Содержание VXR-9000 Series
Страница 6: ...VXR 9000 UHF Service Manual B 4 DSUB 25 pin Accessory Connector Note ...
Страница 9: ...D 1 Block Diagam VXR 9000 UHF Service Manual MAIN Unit ...
Страница 10: ...D 2 Block Diagam VXR 9000 UHF Service Manual CNTL Unit PANEL Unit PA Unit ...
Страница 11: ...E 1 Connection Diagam VXR 9000 UHF Service Manual ...
Страница 12: ...E 2 Connection Diagam with Optional 100 W PA Unit VXR 9000 UHF Service Manual ...
Страница 16: ...VXR 9000 UHF Service Manual Circuit Description F 4 Note ...
Страница 24: ...VXR 9000 UHF Service Manual Alignment G 8 Note ...
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Страница 29: ...MAIN Unit Lot 3 24 H 5 VXR 9000 UHF Service Manual Circuit Diagram ...
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Страница 34: ...MAIN Unit Lot 25 H 10 VXR 9000 UHF Service Manual Note ...
Страница 54: ...H 30 MAIN Unit Parts List VXR 9000 UHF Service Manual Note ...
Страница 55: ...CNTL Unit Lot 1 2 I 1 VXR 9000 UHF Service Manual Circuit Diagram ...
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Страница 60: ...CNTL Unit Lot 3 I 6 VXR 9000 UHF Service Manual Note ...
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Страница 73: ...PANEL Unit J 1 VXR 9000 UHF Service Manual Circuit Diagram ...
Страница 74: ...PANEL Unit J 2 VXR 9000 UHF Service Manual Note ...
Страница 81: ...K 1 VXR 9000 UHF Service Manual Circuit Diagram PA Unit Lot 1 2 ...
Страница 82: ...K 2 VXR 9000 UHF Service Manual Note PA Unit Lot 1 2 ...
Страница 84: ...K 4 VXR 9000 UHF Service Manual Parts Layout Side B 1 3 5 2 4 b a d c f e g h PA Unit Lot 1 2 ...
Страница 85: ...K 5 VXR 9000 UHF Service Manual PA Unit Lot 3 20 Circuit Diagram ...
Страница 86: ...K 6 VXR 9000 UHF Service Manual PA Unit Lot 3 20 Note ...
Страница 88: ...K 8 VXR 9000 UHF Service Manual PA Unit Lot 3 20 Parts Layout Side B 1 3 5 2 4 b a d c f e g h ...
Страница 93: ...L 1 VXR 9000 UHF Service Manual Circuit Diagram PA 2 Unit Lot 21 ...
Страница 94: ...L 2 VXR 9000 UHF Service Manual Note PA 2 Unit Lot 21 ...
Страница 96: ...L 4 VXR 9000 UHF Service Manual Parts Layout Side B 1 3 5 2 4 b a d c f e g h PA 2 Unit Lot 21 ...
Страница 100: ...L 8 PA 2 Unit Lot 21 Parts List VXR 9000 UHF Service Manual Note ...
Страница 101: ...M 1 REG Unit VXR 9000 UHF Service Manual Circuit Diagram ...
Страница 103: ...N 1 SUB Unit Lot 1 2 VXR 9000 UHF Service Manual Circuit Diagram ...
Страница 105: ...O 1 100W PA Unit Option Version D VXR 9000 UHF Service Manual Circuit Diagram ...
Страница 106: ...O 2 100W PA Unit Option Version D VXR 9000 UHF Service Manual Note ...
Страница 113: ...P 1 RELAY Unit Option VXR 9000 UHF Service Manual Circuit Diagram ...
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