Kenwood TK-3501 Service Manual page 20

TK-3501
Common Section
Item Condition
1. Setting 1) BATT terminal voltage: 7.5V
2) SSG standard modulation
[Narrow]
MOD: 1kHz, DEV: 1.5kHz
2. VCO Lock 1) Adj item: High
Voltage
Transmitter Section
Item Condition
1. Frequency 1) Adj item: High
Press [Transmit] button.
2. Transmit 1) Adj item: Center
Power and
Protective BATT terminal voltage: 7.5V
Current Press [Transmit] button.
*Note
3. DQT 1) Adj item: Center
Balance (Signaling Square Wave)
Deviation meter filter
LPF: 3kHz
HPF: OFF
Press [Transmit] button.
5. Maximum 1) Adj item: Center
Deviation AG: 1kHz/150mV
Deviation meter filter
LPF: 15kHz
HPF: OFF
Press [Transmit] button.
6. Battery 1) BATT terminal voltage: 5.9V
Warning
Level
*Note : Please do not adjust Transmit power without connecting TX Power meter or 50 ohm dummy lead to the Ant terminal.
Please use SMA receptacle (E04-0486-05) and screw (N09-2438-05 2pcs).
20
ADJUSTMENT
Measurement
Test-
Unit Terminal Unit
equipment
TX-RX ANT
(CV)
Measurement
Test-
Unit Terminal
equipment
f. counter TX-RX ANT
Power
meter
Ammeter
Power TX-RX ANT
meter
Deviation SP/MIC
meter connector
Oscilloscope
AG
AF VM
DVM TX-RX BATT
terminal
Adjustment
Parts Method
FPU 2.2V
Adjustment
Unit Parts Method
FPU 446.16875MHz
FPU 0.85W
FPU Make the modulation
wave into square
waves.
2.0kHz
FPU Write
Specifications / Remarks
±0.1V
Specifications / Remarks
±50Hz
±0.05W
0.5A or less
±50Hz
BATT terminal voltage: 5.9V