4-6
4-2 FREQUENCY ADJUSTMENTS
1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard.
2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard.
ADJUSTMENT
TRANSCEIVER’S
CONDITION
OPERATION
ADJUSTMENT
ITEM
VALUE
PLL LOCK
VOLTAGE
- Preparation -
1
–
•
Set the preset memory channel
numbers on the adjust utility
window.
[CH No. FL]
1
[CH No. FC]
2
[CH No. FH]
3
2
•
Verify or set the preset value on
the adjust utility window.
[LV (RX LVA FL)]
1.0 V
[LV (TX LVA FL)]
[LV (RX LVA FH)] For 400~470 MHz
versions:
2.75 V
For 450~512/520 MHz
versions:
255
( The value is the fixed
setting value for the item.)
[LV (TX LVA FH)]
3.8 V
- Adjustment -
(RX Band low)
3
–
•
Connect the RF power meter to the
antenna connector.
[RX LVA Start]
Push [ENTER]
(Enters the
Adjustment mode)
4
•
Receiving
[RX LVA FL]
Push [ENTER]
(Automatic adjustment)
5
–
[RX LVA Start]
Push [ENTER]
(Saves the value)
(RX Band high)
6
•
Receiving
[RX LVA FH]
Push [ENTER]
(Automatic adjustment)
7
–
[RX LVA Start]
Push [ENTER]
(Saves the value)
(TX Band low)
8
–
[TX LVA Start]
Push [ENTER]
(Enters the
Adjustment mode)
9
•
Transmitting
[TX LVA FL]
Push [ENTER]
(Automatic adjustment)
10
–
[TX LVA Start]
Push [ENTER]
(Saves the value)
(TX Band high)
11 •
Transmitting
[TX LVA FH]
Push [ENTER]
(Automatic adjustment)
12
–
[TX LVA Start]
Push [ENTER]
(Saves the value)
Continued on the next page…
