Kenwood NX-740H(V) Service Manual page 25

4.4 Common Section
Item Condition
1. Setting 1) Power supply voltage
DC power supply terminal :
13.6V
2. Receive 1) Select each tab
Assist voltage CH : Low
CH : Low'
CH : Center
CH : High'
CH : High
* Note 1
3. Transmit 1) Select each tab
Assist voltage CH : Low
CH : Low'
CH : Center
CH : High'
CH : High
* Note 1
*Note 1:
Click [Tune Assist Voltage] button on Test Mode dialog box, these adjustment can be done by automatic.
When automatic adjustment is done, Lock Voltage can not be confirmed on the window.
If you would like to confirm it, please check the lock voltage on Receive Assist Voltage adjustment window and Transmit Assist Volt-
age adjustment window.
4.5 Transmitter Section
Item Condition
1. Frequency 1) Test CH : Center ( 1 point )
PTT ON ( Transmit )
2. High NX-740HK
Transmit 1) Test CH : Low, Low',
Power Center, High', High
( 5 point )
2) Battery Terminal voltage :
13.6V
3) PTT ON ( Transmit )
NX-740
1) Test CH : Low, Low',
Center, High', High
( 5 point )
2) Battery Terminal voltage :
13.6V
3) PTT ON ( Transmit )
3. Mid NX-740HK
Transmit 1) Test CH : Low, Low',
Power Center, High', High
( 5 point )
2) Battery Terminal voltage :
13.6V
3) PTT ON ( Transmit )
Measurement
Test- Unit Terminal
equipment
Measurement
Test- Unit Terminal
equipment
Frequency ANT
counter
Power meter ANT
Ammeter
Power meter ANT
Ammeter
Power meter ANT
Ammeter
Adjustment
Unit Parts Method
FPU Voltage level indi-
cated in PC window
show VCO
voltage.
Change the adjust-
ment to get the VCO
Lock Voltage within
the limit of the spec-
ified voltage.
Adjustment
Unit Parts Method
TX-RX FPU 155.100MHz
FPU 50.0W
FPU 25.0W
FPU 25.0W
(No.RA028<Rev.001>)1-25
Specifications
/Remarks
2.5 ±0.1V
Lock
Specifications
/Remarks
±30Hz
±2.0W
14.0A or less
±1.0W
8.0A or less
±1.0W
8.0A or less