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3-7-7 RELAY CONTROLLER (ANT-SW UNIT; IC11)
6
ANT1A
Outputs the antenna ([ANT 1]) select
signal for main band.
7
ANT1B
Outputs the antenna ([ANT 1]) select
signal for sub band.
8
ANT1G
Outputs the control signal to connect
the antenna ([ANT 1]) to [GND].
9
ANT2A
Outputs the antenna ([ANT 2]) select
signal for main band.
10
ANT2B
Outputs the antenna ([ANT 2]) select
signal for sub band.
11
ANT2G
Outputs the control signal to connect
the antenna ([ANT 2]) to [GND].
12
ANT3A
Outputs the antenna ([ANT 3]) select
signal for main band.
13
ANT3B
Outputs the antenna ([ANT 3]) select
signal for sub band.
14
ANT3G
Outputs the control signal to connect
the antenna ([ANT 3]) to [GND].
15
ANT4A
Outputs the antenna ([ANT 4]) select
signal for main band.
16
ANT4B
Outputs the antenna ([ANT 4]) select
signal for sub band.
17
ANT4G
Outputs the control signal to connect
the antenna ([ANT 4]) to [GND].
Pin
Port
Description
number
name
3-7-8 RELAY CONTROLLER (BPF UNIT; IC101)
6
B0A
Outputs the RX-A circuit bandpass fil-
ter (0.03–1.6 MHz) select signal.
7
B1A
Outputs the RX-A circuit bandpass fil-
ter (1.6–2 MHz) select signal.
8
B2A
Outputs the RX-A circuit bandpass fil-
ter (2–3 MHz) select signal.
9
B3A
Outputs the RX-A circuit bandpass fil-
ter (3–4 MHz) select signal.
10
B4A
Outputs the RX-A circuit bandpass fil-
ter (4–6 MHz) select signal.
11
B5A
Outputs the RX-A circuit bandpass fil-
ter (6–8 MHz) select signal.
12
B6A
Outputs the RX-A circuit bandpass fil-
ter (8–11 MHz) select signal.
13
B7A
Outputs the RX-A circuit bandpass fil-
ter (11–15 MHz) select signal.
14
B8A
Outputs the RX-A circuit bandpass fil-
ter (15–22 MHz) select signal.
15
B9A
Outputs the RX-A circuit bandpass fil-
ter (22–30 MHz) select signal.
16
B10A
Outputs the RX-A circuit bandpass fil-
ter (50–54 MHz) select signal.
Outputs the RX-A circuit bandpass fil-
17
B10WA
ter (30–50 MHz and 54–60 MHz)
select signal.
Pin
Port
Description
number
name
Summary of Contents for IC-7800
Page 1: ...SERVICE MANUAL ADDENDUM CONTENTS PARTS LIST 1 BOARD LAYOUTS 65 VOLTAGE DIAGRAM 67 Dec 2009 ...
Page 79: ...SERVICE MANUAL ADDENDUM CONTENTS PARTS LIST 1 BOARD LAYOUTS 60 VOLTAGE DIAGRAM 64 Feb 2009 ...
Page 157: ...SERVICE MANUAL ADDENDUM CONTENTS PARTS LIST 1 BOARD LAYOUTS 57 VOLTAGE DIAGRAM 59 Aug 2008 ...
Page 245: ...SERVICE MANUAL ADDENDUM CONTENTS PARTS LIST 1 BOARD LAYOUTS 57 VOLTAGE DIAGRAM 59 Jul 2008 ...
Page 333: ...THE TRANSCEIVER i7800 SERVICE MANUAL S 14015HZ C1 2 Mar 2006 ...
Page 555: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14015HZ C1 2 C 2004 2006 Icom Inc ...