Icom IC-F5061 Servise Manual page 2

Nov. 2007
6-2 FREQUENCY ADJUSTMENT
Select an adjustment item using [↑] / [↓] keys, then set to the specifi ed value using [←] / [→] keys on the connected PC's keyboard.
ADJUSTMENT ADJUSTMENT CONDITION
PLL LOCK Set the preset value of [LV (RX1)], [LV (RX2)] to "210 [4.11V]," and [LV (TX)] "57 [1.11V]" on the adjustment
1
VOLTAGE software.
(adjustment)
2 • Channel
[RX LVA1]
• Receiving
[RX LVA2] 3 • Channel
• Receiving
[TX LVA] 4 • Channel
• Transmitting
CONVENIENT:
1: Set the Lock voltage preset; [LV RX1], [LV RX2]) to "210 (4.11 V)," [LV TX] to "57 (1.11 V),"
2: Put the cursor on [RX LVA1], [RX LVA2] and [TX LVA], then push the [ENTER] key on the connected PC's keyboard.
PLL LOCK 1 • Channel
VOLTAGE • Receiving
(verify)
2 • Channel
• Receiving
3 • Channel
• Transmitting
REFERENCE 1 • Channel
• Connect an RF power meter to the
FREQUENCY
antenna connector.
[REF]
• Transmitting
NOTE: The above screen is an example only.
FREQUENCY ADJUSTMENT for "B-6617D"
: CH 1
: CH 2
: CH 3
The " PLL LOCK VOLTAGE" can be adjusted automatically.
: CH 3
: CH 4
: CH 2
: CH 2
Each item's voltage will
UNIT OPERATION
PC Click [Reload (F5)] button, then
screen check the "LVIN" item on the
CS-F5060 ADJ's screen as below.
PC Click [Reload (F5)] button, then
screen check the "LVIN" item on the
CS-F5060 ADJ's screen.
Top Loosely couple a frequency
panel counter to the antenna connector.
PLL LOCK VOLTAGE
will be appeared here
appear when pushing [Update] button.
2
VALUE
4.11 V
1.11 V
0.8–1.6 V
(Verify)
3.5–4.5 V
(Verify)
174.000000 MHz