Icom IC-2800H

*This output level of a standard signal generator (SSG) is indicated as SSG’s open circuit.
5-3 RECEIVER ADJUSTMENTS
The receiver adjustments must be performed after PLL ADJUSTMENTS.
5 - 4
SENSITIVITY
S-METER
1
2
3
1
2
3
4
5
6
7
• Turn into sensitivity setting mode.
• Select an adjustment channel by pushing 1st or 2nd
switch from the top on the left side.
• Connect an SSG to the antenna connector and set as:
Frequency : Same as displayed
Level : 3.2 µV* (–97 dBm)
Deviation : ±3.5 kHz
Modulation : 1 kHz
• Receiving
• Same adjustments as step 2 for another 4 channels.
• Turn into S-meter setting mode.
• Select an adjustment channel by pushing 1st or 2nd
switch from the top on the left side.
• Displayed frequency : 127.200 MHz
• Mode : AM
• Connect an SSG to the antenna connector and set as:
Level : 1.6 µV* (–103 dBm)
Modulation : 1 kHz / 30 %
• Receiving
• Displayed frequency : 145.200 MHz
• Mode : FM
• Set an SSG as:
Level : 1.0 µV* (–107 dBm)
Deviation : ±3.5 kHz
Modulation : 1 kHz
• Receiving
• Displayed frequency : 360.200 MHz
• Mode : AM
• Set an SSG as:
Level : 1.6 µV* (–103 dBm)
Modulation : 1 kHz / 30 %
• Receiving
• Displayed frequency : 360.200 MHz
• Mode : FM
• Set an SSG as:
Level : 1.0 µV* (–107 dBm)
Deviation : ±3.5 kHz
Modulation : 1 kHz
• Receiving
• Displayed frequency : 445.200 MHz [USA]
435.200 MHz other
• Mode : FM
• Receiving
• Displayed frequency : 900.200 MHz
• Set an SSG as:
Level : 6.3 µV* (–91 dBm)
Deviation : ±3.5 kHz
Modulation : 1 kHz
• Mode : FM
• Receiving
• Connect a JIG1 to the [MIC] connector, then turn
power ON.
• Push upper switch on the right side to store sam-
pling data into memory.
• Push upper switch on the right side to store sam-
pling data into memory at each adjustment.
• Verify the display color will change after adjust-
ment the last channel, then turn power OFF and
disconnect a JIG1 from the [MIC] connector.
• Connect a JIG2 to the [MIC] connector, then turn
power ON.
• Verify that S-meter shows S3 (2 dots), then push
upper switch on the right side to store sampling
data into memory.
• Verify that S-meter shows S3 (2 dots), then push
upper switch on the right side to store sampling
data into memory.
• Verify the display color will change after adjust-
ment the last channel, then turn power OFF and
disconnect a JIG2 from the [MIC] connector.
ADJUSTMENT ADJUSTMENT CONDITION OPERATION