![background image](http://html.mh-extra.com/html/icom/ic-7800/ic-7800_service-manual-addendum_612348481.webp)
• BOTTOM VIEW (SW-C BOARD)
• BOTTOM VIEW (SW-A BOARD)
8 - 4
1
9
10
2
to the PBT2 board J1
J2
3R3V
SAPL
SP1A
GND
SP1B
GND
SNCL
SP2B
PITL
SP2A
KI1
SAUD
3R3V
MLCK
SP1B
GND
MPCD
SAPL
PITL
KI2
SP2A
SNCL
SP2B
MAPD
MAUD
MNCD
SP1A
SAPD
KI0
SPCD
LDPS
MTSK
SNCD
MSPK
SATK
SLCK
SSPK
KI3
NC
STSK
2
30
29
1
to the TENKEY board J3
J1
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
0
Horizontal
5
10
15
0
25
30
35
20
45
50
55
40
65
70
75
60
80
90
95
100
85
105
110
115
125
130
135
120
V
er
tical
18
to the LOGIC
board J4
17
2
1
J1
F1K
F2K
MATK
F3K
SSBK
F4K
EXTK
DATK
CWK
RTYK
F7K
PLYK
RECK
GND
MSCK
F6K
F5K
AMK
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
110
115
120
125
130
135
140
145
150
155
160
165
170
0
Horizontal
5
10
15
0
25
20
V
er
tical
• BOTTOM VIEW (SW-B BOARD)
SSQL
GND
SAGL
GND
KYSL
3R3V
GND
GND
DELL
NC
10
2
1
9
to the VR-C board J1
J2
GND
MSQL
MIGL
PWRL
GND
3R3V
GND
GND
MAGL
NC
10
2
1
9
to the VR-B board J1
J1
29
30
1
to the DISPLAY board J3
2
J3
GND
MSQL
PWRL
SSQL
DELL
KI11
KI9
KI7
NC
NC
MOND
TRAK
SNRD
MNBD
MAGD
TN2D
VOXD
STBD
NC
GND
GND
3R3V
MAGL
MIGL
SAGL
KYSL
KI10
KI8
NC
NC
NC
PWRK
SNBD
SAGD
MNRD
TMD
TN1D
PWRD
LDPS
GND
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
0
Horizontal
5
10
15
0
25
30
35
20
45
50
55
40
65
70
75
60
80
90
95
85
V
er
tical
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 ...