User's Manual

PRELIMINARY
PRELIMINARY PRELIMINARY
PRELIMINARY –
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– Service Manual
Service ManualService Manual
Service Manual
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43
Adjust the receiver section
Adjust the receiver sectionAdjust the receiver section
Adjust the receiver section：
：：
：（enter manual mode）
Measurement
MeasurementMeasurement
Measurement Adjustment
Adjustment Adjustment
Adjustment
Item
ItemItem
Item Condition
ConditionCondition
Condition
Test equip
Test equipTest equip
Test equip
Terminal
TerminalTerminal
Terminal parts
partsparts
parts Method
Method Method
Method
Specificati
SpecificatiSpecificati
Specificati
ons/Remarks
ons/Remarksons/Remarks
ons/Remarks
1:CH:RX center
turn to channel 4 in
manual mode
TC201
Adjust the undee to the top, the
bandwidth is about 10MHz, the
sign of central frequency is in
the middle of the undee
2. CH: RX LOW
turn to channel 5 in
manual mode
PTT(up)
MONI
(down)
Adjust the undee to the top to
receive
Low frequency , the sign is on
the left of the top of the undee
4.Band-pass
filter
3.CH:RX HIGH
turn to channel 6 in
manual mode
Spectrum
analyzer
ANT . TP2
PTT(up)
MONI
(down)
Adjust the undee to the top to
receive
High frequency , the sign is on
the right of the top of the
undee
1. CH:RX center
Turn to channel 13
in manual mode
dev : Wide
2. CH: RX center
Turn to channel 14
in manual mode
dev : Wide
5.Sensitivity
(Wide)
3. CH: RX center
Turn to channel 15
in manual mode
dev : Wide
Synthetical
test
SSG output :
-118dBm
MOD:1kHz
DEV:±3kHz
FILER: 0.3-
3.4kHz
ANT
SP
check
SINAD: 12dB
or higher
1. CH: RX center
Turn to channel 13
in manual mode
Dev : narrow
2. CH: RX center
Turn to channel 14
in manual mode
Dev : narrow
6.Sensitivity
(Narrow)
3. CH: RX center
Turn to channel 15
in manual mode
dev : narrow
Synthetical
test
SSG output :
-116dBm
MOD:1kHz
DEV:±1.5kHz
FILER: 0.3-
3.4kHz
ANT
SP
check
SINAD: 12dB
or higher
1.CH: RX center
Turn to channel 7 in
manual mode
Synthetical
test SSG
output : -
117dBm
Level 9
Adjust to close the squelch.
The squelch
must be
closed
7.Squelch
1.CH:RX center
Turn to channel 8 in
manual mode
Synthetical
test SSG
out
p
ut : -
ANT
SP
PTT(up)
MONI
(down)
Level 3
Adjust to close the squelch.
The squelch
must be
closed