Icom IC-91A Service Manual

6 - 5
6-3 RECEIVER ADJUSTMENT
• Set the specified value using [DIAL], and push [BAND] to store the set value. Then push [2] to move to the next adjustment item.
ADJUSTMENT ITEM ADJUSTMENT CONDITION VALUE
RXBPF (A_BAND)
[TrA] 6T#
• Connect an SSG to the ANT connector and set as;
Dev. : 3.5 kHz
AF :1 kHz
Push [BAND]
(Automatic
adjustment)
30–118 MHz bands 1 • Set the SSG as;
Frequency : Specified frequencies*
Level : 0 dBµ
†
(–107 dBm)
• Receiving
118–174 MHz bands 2 • Set the SSG as;
Frequency : Specified frequencies*
Level : –3 dBµ
†
(–110 dBm)
• Receiving
174–350 MHz bands 3 • Set the SSG as;
Frequency : Specified frequencies*
Level : 0 dBµ
†
(–107 dBm)
• Receiving
350–470 MHz bands 4 • Set the SSG as;
Frequency : Specified frequencies*
Level : –3 dBµ
†
(–110dBm)
• Receiving
470–999.9 MHz bands 5 • Set the SSG as;
Frequency : Specified frequencies*
Level : 0 dBµ
†
(–107 dBm)
• Receiving
RXBPF (B_BAND)
[TrB] 6T$
• Connect an SSG to the ANT connector and set as;
Dev. : 3.5 kHz
AF : 1 kHz
118–470 MHz bands 1 • Set the SSG as;
Frequency : Specified frequencies*
Level : –3 dBµ
†
(–110 dBm)
• Receiving
FM S-METER (A_BAND)
[S3A] 5#
• Connect an SSG to the ANT connector and set as;
Dev. : 3.5 kHz
AF : 1 kHz
Push [BAND]
(Automatic
adjustment)
1.0–145 MHz bands 1 • Set the SSG as;
Frequency : Specified frequencies*
Level : –6 dBµ
†
(–113 dBm)
• Receiving
220–305.1 MHz bands 2 • Set the SSG as;
Frequency : Specified frequencies*
Level : –4 dBµ
†
(–111 dBm)
• Receiving
430 MHz band 3 • Set the SSG as;
Frequency : Specified frequency*
Level : –6 dBµ
†
(–113 dBm)
• Receiving
530–800 MHz bands 4 • Set the SSG as;
Frequency : Specified frequencies*
Level : –2 dBµ
†
(–109 dBm)
• Receiving
FM S-METER (B_BAND)
[S3B] 5$
(VHF)
1 • Set the SSG as;
Frequency : Specified frequency*
Level : –6 dBµ
†
(–113 dBm)
• Receiving
(UHF) 2 • Set the SSG as;
Frequency : Specified frequency*
Level : –6 dBµ
†
(–113 dBm)
• Receiving
†The output level of the standard signal generator (SSG) is indicated as the SSG’s open circuit.
*Displayed on the function display.

Icom IC-91A Specifications

General

Brand	Icom
Model	IC-91A
Category	Transceiver
Language	English