Kenwood TK-3102G Service Manual page 23

Common Section
Item Condition
1. Setting 1) BATT terminal voltage: 7.5V
2) SSG standard modulation
[Wide]
MOD: 1kHz,DEV: 3kHz
[Narrow]
MOD: 1kHz,DEV: 1.5kHz
2. VCO lock 1) TEST CH: High
voltage
RX
2) TEST CH: Low
3. VCO lock 1) TEST CH: High
voltage PTT: ON
TX
2) TEST CH: Low
PTT: ON
Transmitter Section
Item Condition
1. Frequency 1) TEST CH: Center
adjust PTT: ON
2. DQT/QT 1) TEST CH: Center
Balance PTT: ON
3. RF Power 1) TEST CH: Low
BATT terminal voltage: 7.5V
PTT: ON
4. Max 1) TEST CH: Center
Deviation AG: 1kHz/120mV
Deviation meter fi lter
[Wide] LPF: 15kHz
HPF: OFF
PTT: ON
[Narrow] 2) TEST CH: Center
PTT: ON
ADJUSTMENT
Measurement
Test-
Unit Terminal Unit
equipment
Power TX-RX ANT TX-RX
meter CV
DVM
TX-RX
Measurement
Test-
Unit Terminal Unit
equipment
Frequency TX-RX ANT
counter
Power TX-RX
meter
Deviation
meter
Oscillo-
scope
Power
meter
Ammeter
Power ANT TX-RX
meter SP/MIC
Deviation connec-
meter tor
Oscillo-
scope
AG
AF VTVM
TK-3102G
Adjustment
Parts Method
TC2 3.7V ±0.1V
Check 1.0V or more
TC1 3.7V ±0.1V
Check 1.0V or more
Adjustment
Parts Method
Program- Center frequency Note: After replacing the
ming ±50Hz TCXO (X1) align frequency.
software:
KPG-55D
(Windows
version:
ver.4.00
or later)
VR500 Adjust the demodu-
lation wave into a
square wave.
Program- 4.1W ±0.1W
ming 1.8A or less
software:
KPG-55D
(Windows
version:
ver.4.00
or later)
VR501 4.2kHz ±0.1kHz
(According to the
larger +,-)
Check ±1.8kHz~2.2kHz
Specifi cations / Remarks
Specifi cations / Remarks
23