Receive Adjustment - Icom IC-F4001 Service Manual

5-4 RECEIVE 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].
TRANSCEIVER'S
ADJUSTMENT
RX SENSITIVITY • CH.
1
• Receiving
SQUELCH 1 • CH.
• Receiving
* ; The output level of the standard signal generator (SSG) is indicated as the SSG's open circuit.
CONDITION
: 11 1) C o n n e c t a n S S G t o t h e a n t e n n a
connector and set it as;
Frequency : 435 MHz
Level *
Modulation : 1 kHz
Deviation
2) Put the cursor on the adjustment item,
then push [ENTER].
: 12 1) C o n n e c t a n S S G t o t h e a n t e n n a
connector and set it as;
Frequency : 400 MHz
Level *
Modulation : 1 kHz
Deviation
2) Once close the squelch by increasing
[SQL] value, then decrease the value to
open the squelch.
3) Push [ENTER] key to store the value.
OPERATION
: 20 dBµ (–87 dBm)
: ±3 kHz
: –13 dBµ (–120 dBm)
: ±1.5 kHz
5 - 7
ADJUSTMENT
VALUE
ITEM
(Automatic
adjustment)
[BPF ALL]
(Automatic
adjustment)
[SQL]