5 - 4
ADJUSTMENT
TRANSCEIVER’S
CONDITION
OPERATION
ADJUSTMENT
ITEM
VALUE
PLL LOCK VOLTAGE
-RX-
(Band low)
1 • Channel
: 1-1
• Receiving
1) Connect an RF power meter to the
antenna connector.
2) Set the preset adjustment value on
the adjustment utility window.
[RX LVA(Adjust)]
1.00 V
(Band high)
2 • Channel
: 1-2
• Receiving
[RX LVA(Check)]
3.70 V
-TX-
(Band low)
3 • Channel
: 1-1
• Transmitting
[TX LVA(Adjust)]
1.00 V
(Band high)*
4 • Channel
: 1-2
• Transmitting
[TX LVA(Check)]
3.20 V
-VERIFY-**
5 • Channel
: 1-2
• Transmitting
• Click the [Update (F5)] button to check
on the "I/O Check window" as below.
[LVIN]
(On the "I/O
Check window")
2.00–4.00 V
(Verify)
REFERENCE
FREQUENCY
1 • Channel
: 1-3
• Transmitting
• Loosely couple a frequency counter to
the antenna connector.
[REF]
470.000000 MHz
[400 MHz band]
400.000000 MHz
[350 MHz band]
(±50 Hz)
*: For only [350 MHz band]. **: For only [400 MHz band].
5-2 FREQUENCY ADJUSTMENTS
1) Select an adjustment item using [
↑
]/[
↓
] on the PC's keyboard.
2) Set or modify the adjustment value as specifi ed using [
←
]/[
→
] on the PC's keyboard, then push [ENTER].
• I/O Check window
(The values shown above are an example only. Each transceiver has own values.)
Lock voltage
appears here
* * *