![background image](http://html.mh-extra.com/html/icom/ic-7800/ic-7800_service-manual-addendum_612348488.webp)
1
28
56
29
1
28
56
29
+3R3V
+3R3V
A21
A19
A17
A15
A13
A11
A9
A7
A5
A3
A1
A23
GND
+3R3V
A22
A20
A18
A16
A14
A12
A10
A8
A6
A4
A2
A0
GND
GND
1
15
16
30
to the LOGIC unit J1
J1
+3R3V
CE01
CE00
CE02
CE21
CE20
CE22
VPEN
RP#
OE#
D15
D14
D13
D12
D11
D10
D9
D8
GND
GND
+3R3V
+3R3V
CE11
CE10
CE12
CE31
CE30
CE32
WE#
STS
D7
D6
D5
D4
D3
D2
D1
D0
BYTE#
GND
1
20
21
40
to the LOGIC unit J2
J2
5
10
15
20
25
30
35
40
45
50
55
60
65
0
Horizontal
5
10
15
0
25
30
35
20
40
V
er
tical
8-17 MEMORY BOARD
• TOP VIEW
8 - 11
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 ...