Kenwood NX-220 Service Manual page 76

NX-220
Item
Panel tuning mode
13. Battery 1) Adj item: [BATT]
Warning Adjust: [✳✳✳]
Level PTT: ON
writing
14. Battery [Panel test mode]
Warning 1) CH-Sig: 1-1
Level BATT terminal
check voltage: 6.0V while
transmitting
■ Necessary Deviation adjustment item for each signaling and mode
The following shows the necessary adjustment items for each signaling deviation. Please read the following table like the following
example. In the case of the signaling "QT (Wide)", this signaling is composed of three elements [Balance, Maximum Deviation (Analog
Wide) and QT Deviation (Wide)]. Please adjust Balance and Maximum Deviation (Analog Wide) before adjusting QT Deviation (Wide).
Mode Signaling
Step 1. Balance adjust
Audio
Step 2. Maximum Deviation (Analog Wide)
Step 1. Balance adjust
QT Step 2. Maximum Deviation (Analog Wide)
Step 3. QT Deviation (Wide)
Step 1. Balance adjust
DQT Step 2. Maximum Deviation (Analog Wide)
Step 3. DQT Deviation (Wide)
Analog
Step 1. Balance adjust
LTR Step 2. Maximum Deviation (Analog Wide)
Step 3. LTR Deviation (Wide)
Step 1. Balance adjust
DTMF Step 2. Maximum Deviation (Analog Wide)
Step 3. DTMF Deviation (Wide)
Step 1. Balance adjust
MSK
Step 2. Maximum Deviation (Analog Wide)
(FleetSync)
Step 3. MSK Deviation (Analog Wide)
76
ADJUSTMENT
Condition
PC test mode
equipment
1) Adj item: [Battery Power meter
Warning Level] DVM
PTT: Press
[Transmit] button.
1) Test Channel
Channel: 1
Test Signaling
Mode: Analog
Signaling: 1
BATT terminal
voltage: 6.0V while
transmitting
Wide
Step 1. Balance adjust
Step 2. Maximum Deviation (Analog Narrow)
Step 1. Balance adjust
Step 2. Maximum Deviation (Analog Narrow)
Step 3. QT Deviation (Narrow)
Step 1. Balance adjust
Step 2. Maximum Deviation (Analog Narrow)
Step 3. DQT Deviation (Narrow)
Step 1. Balance adjust
Step 2. Maximum Deviation (Analog Narrow)
Step 3. LTR Deviation (Narrow)
Step 1. Balance adjust
Step 2. Maximum Deviation (Analog Narrow)
Step 3. DTMF Deviation (Narrow)
Step 1. Balance adjust
Step 2. Maximum Deviation (Analog Narrow)
Step 3. MSK Deviation (Analog Narrow)
Measurement
Test-
Unit Terminal Unit
Panel ANT
BATT
terminal
Necessary adjustment and order
Narrow
Adjustment
Specifi cations /
Parts Method
Press the PTT
switch or [Transmit]
button on the PC
window.
Apply 6.20V to
battery terminal.
Confi rm that one
pre-determined nu-
meric in the range 1
to 256 appears.
[Panel tuning mode]
Press [ ] key to
store the adjust-
ment value.
[PC test mode]
Press [Apply] but-
ton to store the
adjustment value.
Check The transceiver
can transmit with
causing the LED to
blink.
Very Narrow
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Remarks