Transmitter Section - Kenwood TS-590SG Service Manual

TS-590SG

Transmitter Section

Item Condition
• Perform the following in the adjustment mode. Item 2~24.
To terminate the adjustment menu in the middle, save your settings with Menu No. 72.
1. Final idling 1) Display f.: 14.100MHz
current Mode : USB
Final unit (A/2)
VR1, 2, 3, 4: MIN
Transmit
2. ALC refer- 1) Menu No.: 23 (14.1MHz, USB)
ence volt- Transmit
age
3. HF Max 1) Menu No.: 24 (14.1MHz, CW)
power Transmit
(100W)
4. 14.1MHz 1) Menu No.: 24 (14.1MHz, CW)
Null Transmit
5. Power meter 1) Menu No.: 25 (14.1MHz, CW)
100W Transmit
6. 50M Max 1) Menu No.: 26 (50.1MHz, CW)
power Transmit
(100W)
7. 50M Power 1) Menu No.: 27 (50.1MHz, CW)
meter 100W Transmit
8. POC 50W 1) Menu No.: 28 (14.1MHz, CW)
Transmit
9. Power meter 1) Menu No.: 29 (14.1MHz, CW)
50W Transmit
10. POC 25W 1) Menu No.: 30 (14.1MHz, CW)
Transmit
11. Power 1) Menu No.: 31 (14.1MHz, CW)
meter 25W Transmit
94
ADJUSTMENT
Measurement
Test-
Unit Terminal Unit
equipment
Ammeter Final DC IN Final
(A/2) (A/2)
DC V.M TX-RX TP1 Front
(A/2) (ALC) panel
Power meter Rear ANT 1
150W ATT panel
Power meter Rear ANT 1 Final
150W ATT panel (A/2)
DC V.M Final TP2
(A/2) (VSR)
Power meter Rear ANT 1 Front
150W ATT panel panel
Adjustment
Parts Method
Check the default
current (I ) of DC IN.
2
VR1 I + 650mA = I ±50mA
2 A
VR2 I + 1000mA = I ±100mA
A B
VR3 I + 1000mA = I ±50mA
B C
VR4 I + 1000mA = I ±50mA
C D
[ ] Set the adjustment 2.5V±0.1V
or [ value within the limit
] of the specifi ed volt-
age.
Set the adjustment 100W±3.0W
value within the
limit of the specifi ed
power.
TC1 VSR voltage min. 0.3V or less
[ ] 1 push Power meter lights up to
100W position.
[ ] Set the adjustment 100W±3.0W
or [ value within the
] limit of the specifi ed
power.
[ ] 1 push Power meter lights up to
100W position.
[ ] Set the adjustment 50W±2.0W
or [ value within the
] limit of the specifi ed
power.
[ ] 1 push Power meter lights up to 50W
position.
[ ] Set the adjustment 25W±1.0W
or [ value within the
] limit of the specifi ed
power.
[ ] 1 push Power meter lights up to 25W
position.
Specifi cations / Remarks