Frequency Adjustment - Icom IC-F50V Service Manual

5-2 FREQUENCY ADJUSTMENT

Select an adjustment item using [↑] / [↓] keys, then set to the specifi ed value using [←] / [→] keys on the connected PC's keyboard.
ADJUSTMENT
[ADJUST ITEM]
PLL LOCK 1 • Channel
VOLTAGE • Receiving
[RX LVA]
[TX LVA] 2 • Channel
• Connect an RF Power Meter to the
antenna connector.
Transmitting
•
CONVENIENT:
1: Set the Lock voltage preset ([RX LVA] and [TX LVA]) to "179."
2: Push the [ENTER] key on the connected PC's keyboard.
PLL LOCK 1 • Channel
VOLTAGE • Receiving
(verify)
2 • Channel
• Transmitting
* This screen is an example only. Each transceiver has its own specific values for each setting.
ADJUSTMENT CONDITION
: 1-1
: 1-1
The " PLL LOCK VOLTAGE" can be adjusted automatically.
: 1-13
: 1-13
RF POWER METER
(10 W/50 Ω)
• I/O CHECK WINDOW
OPERATION
Click [I/O Update (F5)] in the [Adjust]
menu (see the page 5-2), then check
the "LVIN" item on the I/O check win-
dow as below.
Click [I/O Update (F5)] in the [Adjust]
menu (see the page 5-2), then check
the "LVIN" item on the I/O check win-
dow as below.
Lock Voltage
Check
5 - 4
VALUE
3.5 V
3.5 V
0.9–1.5 V
(Verify)
0.9–1.5 V
(Verify)