Kenwood TK-5810 Service Manual page 63

Common Section
Item
Panel tuning mode
1. Setting 1) DC voltage: 13.6V (TK-5810(BG))
13.4V (TK-5810H(BG))
2) SSG standard modulation
[Wide] MOD: 1kHz, DEV: 3kHz
[Narrow] MOD: 1kHz, DEV: 1.5kHz
2. Transmit 1) Adj item: [VATX]
Assist volt- Adjust: [✳✳✳]
age 2) Adj item: [LLL]→
[LL]→[L]→[C]→
[H]→[HH]→ [HHH]
Adjust: [✳✳✳]
PTT: ON
Press [PF5] key to
store the adjust-
ment value.
3. Receive 1) Adj item: [VARXI]
Assist Volt- Adjust: [✳✳✳]
age 2) Adj item: [LLL]→
(Lower) [LL]→[L]→[C]→
[H]→[HH]→ [HHH]
Adjust: [✳✳✳]
Press [PF5] key to
store the adjust-
ment value.
(Upper) 1) Adj item: [VARXu]
Adjust: [✳✳✳]
2) Adj item: [LLL]→
[LL]→[L]→[C]→
[H]→[HH]→ [HHH]
Adjust: [✳✳✳]
Press [PF5] key to
store the adjust-
ment value.
ADJUSTMENT
Condition
PC test mode
equipment
1) Adj item: [Transmit Power
Assist Voltage] meter
2) Adj item: [Low]→
[Low'']→[Low']→ DVM
[Center]→[High']→
[High'']→[High]
PTT: Press [Trans-
mit] button.
Press [OK] button
to store the adjust-
ment value.
1) Adj item: [RX Assist
Voltage (Lower)]
2) Adj item: [Low]→
[Low'']→[Low']→
[Center]→[High']→
[High'']→[High]
Press [OK] button
to store the adjust-
ment value.
1) Adj item: [RX Assist
Voltage (Upper)]
2) Adj item: [Low]→
[Low'']→[Low']→
[Center]→[High']→
[High'']→[High]
Press [OK] button
to store the adjust-
ment value.
TK-5810
Measurement
Test-
Unit Terminal Unit
Rear ANT
panel
TX-RX Test
point
CVu
BG /5810H
( )
Adjustment
Specifi cations /
Parts Method
[Panel [Panel tuning mode] K 2.00V±0.1V
tuning Adjust the value to K2 2.20V±0.1V
mode] obtain the voltage
[PF3] of Test point "CVu" When adjusting the
[PF4] as shown to the assist voltage in PC
right. tuning mode, slide
[PC test the bar to indicate
mode] [PC test mode] "VCO Lock Volt-
[ ],[ ] • Automatic Adjustment age" within
1) Press [*Tune K 2.0V±0.1V,
Assist Voltage K2 2.2V±0.1V on
(Auto)] button. Meter window.
2) [Assist Voltage
Result] window
shows result of
assist voltage af-
ter the automatic
adjustment was
fi nished.
*: This mode adjust
[TX], [RX] Assist
voltage at once.
• Manual Adjustment
1) Press [Meter]
button.
2) The display on
the [VCO Lock
Voltage] indica-
tor on the PC
window shows
VCO lock volt-
age. Change the
adjustment value
to get VCO lock
voltage within
the limit of the
specifi ed voltage.
BG
( )
Remarks
63