Kenwood TK-3260EX, Service Manual

Page: 10 / 14

TK-3260EX
10
ADJUSTMENT
Transmitter.Section
Item Condition
Measurement Adjustment
Specifications./.Remarks
Test.equipment Terminal Parts Method
1. Frequency Adjust 1) CH: High
PTT: ON f. counter ANT FPU 469.90050MHz ±50Hz
2. RF High
Power 1) TEST CH: Low, Low’, Center,
High’, High (5 points)
BATT terminal voltage: 7.5V
PTT: ON
Power meter
Ammeter 1.2W±0.05W
1.0A or less
3. Maximum
Fine
Deviation
[Wide 5k] 1) TEST CH:Center, Low, High
(3 points)
AG: 1kHz/150mV
Deviation meter filter
LPF: 15kHz, HPF: OFF
PTT: ON
Power meter
Deviation meter
Oscilloscope
AG
AF VTVM
ANT
SP/MIC
connector
4.2kHz (According
to the , –)
4.0kHz(High only)
±100Hz
[Wide 4k] 2) TEST CH: Center
PTT: ON 3.4kHz (According
to the , –) ±100Hz
[Narrow] 3) TEST CH: Center
PTT: ON 2.1kHz (According
to the , –) ±100Hz
4. VOX1
Writing 1) TEST CH: Center
AG: 1kHz/60mV Power meter
Deviation meter
Oscilloscope
AG
AF VTVM ANT Write
5. VOX10
Writing 1) TEST CH: Center
AG: 1kHz/4mV Write
6. DQT TCXO
Balance
Writing
[Wide 5k] 1) TEST CH: Center, Low, High
(3 points)
Write 150hex
[Wide 4k] 2) TEST CH: Center
[Narrow] 3) TEST CH: Center
7. DQT VCO
Balance
[Wide 5k]
1) TEST CH: Center, Low, High
(3 points)
Deviation meter filter
LPF: 3kHz, HPF: OFF
PTT: ON
Make the demod-
ulation wave into
square waves.
[Wide 4k] 2) TEST CH: Center
PTT: ON
[Narrow] 3) TEST CH: Center
PTT: ON