Kenwood TK-3401D Service Manual page 20

4.5 Common Section
Item
1. Setting 1) Power supply voltage
DC power supply terminal : 7.5V
2. Receive 1) Auto tuning
Assist voltage *Note 1
3. Transmit 1) Auto tuning
Assist voltage *Note 1
*Note 1:
During test mode, click the [Tune Assist Voltage] button in test mode dialog box, then start automatic adjustment of the Receive/
Transmit assist voltage.
4.6 Transmitter Section
Item
1. Frequency (1)TEST CH:
PTT ON
2. Transmit (1)TEST CH:
Power (2)Baterry Terminal voltage:
7.5V
(3)PTT ON
3. DQT (1)TEST CH:
Balance 1 (2)Deviation meter filter
LPF: 3kHz
*Note 2
HPF: OFF
(3)PTT ON
3. DQT (1)TEST CH:
Balance 2 (2)Deviation meter filter
LPF: 3kHz
*Note 2
HPF: OFF
(3)PTT ON
4. Maximum (1)TEST CH:
Deviation (2)Deviation meter filter
(Analog Nar- LPF: 15kHz
row) HPF: OFF
(3)PTT ON
5. Maximum (1)TEST CH:
Deviation (2)Deviation meter filter
(dPMR Very LPF: 15kHz
Narrow) HPF: OFF
(3)PTT ON
*Note 3
6. DQT (1)TEST CH:
Deviation (2)Deviation meter filter
(Analog Nar- LPF: 3kHz
row) HPF: OFF
(3)PTT ON
7. QT Deviation (1)TEST CH:
(Analog Nar- (2)Deviation meter filter
row) LPF: 3kHz
HPF: OFF
(3)PTT ON
1-20 (No.RA012<Rev.001>)
Condition
Test-
equipment
Condition
Test-
equipment
Frequency
counter
Power
meter
Ammeter
Deviation
meter
Oscillo-
scope
Deviation
meter
Oscillo-
scope
Deviation
meter
Oscillo-
scope
Deviation
meter
Oscillo-
scope
Deviation
meter
Oscillo-
scope
Deviation
meter
Oscillo-
scope
Measurement
Unit Terminal Unit
Measurement
Unit Terminal Unit
ANT
cable
ANT
cable
ANT
cable
ANT
cable
ANT
cable
ANT
cable
ANT
cable
ANT
cable
Adjustment Specifications
/Remarks
Parts Method
FPU 2.3 ± 0.1V
FPU 2.3 ± 0.1V
Adjustment
Parts Method
FPU 446.128125MHz
FPU 0.85W
FPU Make the demodula-
tion wave into square
wave.
FPU The Deviation of
20Hz frequency is-
fixed.
Change the 1kHz ad-
justment value to be-
come the same
deviation of 20Hz
within the specified
range.
FPU 2.0kHz (According to
larger +, -)
FPU 1.337kHz
FPU 0.35kHz
FPU 0.35kHz
Specifica-
tions
/Remarks
±50Hz
±0.05W
0.7A or less
±15Hz
±50Hz
Note:
FPU auto in-
put 1kHz/
150mV
±50Hz
±40Hz
±40Hz