Receive Adjustment - Icom IC-F3210D Service Manual

Vhf digital transceivers
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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
SENSITIVITY
NOTE: "RECEIVE SENSITIVITY" must be adjusted before "S-METER." Otherwise, "S-METER" will not be ad-
1 • Channel
• Receiving
S-METER
1 • Channel
• Receiving
2 • Channel
• Receiving
SQUELCH
1 • Channel
• Receiving
; The output level of the standard signal generator (SSG) is indicated as the SSG's open circuit (emf).
CONDITION
justed properly. When "RECEIVE SENSITIVITY" is re-adjusted, "S-METER" must be also re-adjusted.
: 1-21
• Connect an SSG to the antenna connec-
tor and set it as;
Frequency
Level
Modulation
Deviation
: 1-22
• Connect an SSG to the antenna connec-
tor and set it as;
Frequency
Level
Modulation
Deviation
: 1-23
• Set the SSG as;
Level
: 1-24
1) Connect an SSG to the antenna con-
nector and set it as;
Frequency
Level
Modulation
Deviation
2) Once close the squelch by increasing
[SQL] value, and then decrease the value
to open the squelch.
OPERATION
: 136 MHz
: +20 dBµ (–87 dBm)
: 1 kHz
: ±1.5 kHz
: 136 MHz
: +23 dBµ (–84 dBm)
: 1 kHz
: ±1.5 kHz
: –7 dBµ (–114 dBm)
: 136 MHz
: –13 dBµ (–120 dBm)
: 1 kHz
: ±1.5 kHz
5 - 8
ADJUSTMENT
VALUE
ITEM
Push [ENTER]
(Automatic
adjustment)
[BPF C ALL]
Push [ENTER]
(Automatic
adjustment)
[RSSI S3 Level]
[RSSI S1 Level]
Squelch opens
(Push [ENTER]
to store the
value)
[SQL]

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