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11 - 16
VOLTAGE LINE
Explanatory notes
0.1
C661
0.1
C509
0.1
C607
C671
0.1
L671
10
µ
0.1
C634
0.1
C616
J671
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
33 34 35 36 37 38 39 40
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
0.1
C621
0.1
C629
10k
R504
100
R501
4.7
R612
AD1582BRT
IC505
I
O
ADJ
0.1
C627
0.1
C657
0.1
C628
AD7650AST
IC501
1
AGND
2
AVDD
3
NC
4
DGND
5
OB/2C
6
WARP
7
IMPULSE
8
SER/PAR
9
D0
10
D1
11
D2
12
D3
13
D4/EXT/INT 14
D5/INVSNC 15
D6/INVSCLK 16
D7/RDC/SDIN 17
OGND 18
OVDD 19
DVDD 20
DGND 21
D8/SDOUT 22
D9/SCLK 23
D10/SYNC 24
D11/RDERROR
25
D12
26
D13
27
D14
28
D15
29
BUSY
30
DGND
31
RD
32
CS
33
RESET
34
PD
35
CNVST
36
AGND
37
REF
38
REFGND
39
IN-
40
NC
41
NC
42
NC
43
IN+
44
NC
45
NC
46
NC
47
NC
48
NC
0.1
C522
0.1
C635
0.1
C655
+2R5V
0.1
C639
10k
R505
0.1
C608
0.1
C606
10k
R506
TMS320C6711DGDP200
IC601
A3
CLKIN
D7
RSV
Y12
CLKOUT2/GP(2)
C4
CLKMODE0
A4
CVDD
C6
VSS
B5
RSV
B7
TMS
A8
TDO
A7
TDI
A6
TCK
B6
TRST
B12
EMU5
C11
EMU4
B10
EMU3
D10
CLKOUT3
B9
EMU1
D9
EMU0
A13
RESET
C13
NMI
E3
EXT_INT7/GP(7)
D2
EXT_INT6/GP(6)
C1
EXT_INT5/GP(5)
C2
EXT_INT4/GP(4)
J20
HINT
G19
HCNTL1
G18
HCNTL0
H20
HHWIL
G20
HR/W
B14
HD15
C14
HD14
A15
HD13
C15
HD12
A16
HD11
B16
HD10
C16
HD9
B17
HD8
A18
HD7
C17
HD6
B18
HD5
C19
HD4
C20
HD3
D18
HD2
D20
HD1
E20
HD0
E18
HAS
F20
HCS
E19
HDS1
F18
HDS2
H19
HRDY
V6
CE3
W6
CE2
W18
CE1
V17
CE0
V5
BE3
Y4
BE2
U19
BE1
V20
BE0
J18
HOLDA
J17
HOLD
J19
BUSREQ
Y11
ECLKIN
Y10
ECLKOUT
V11
ARE/SDCAS/SSADS
W10
AOE/SDRAS/SSOE
V12
AWE/SDWE/SSWE
Y5
ARDY
U18
EA21
Y18
EA20
W17
EA19
Y16
EA18
V16
EA17
Y15
EA16
W15
EA15
Y14
EA14
W14
EA13
V14
EA12
W13
EA11
V10
EA10
Y9
EA9
V9
EA8
Y8
EA7
W8
EA6
V8
EA5
W7
EA4
V7
EA3
Y6
EA2
N3
ED31
P3
ED30
P2
ED29
P1
ED28
R2
ED27
R3
ED26
T2
ED25
T1
ED24
U3
ED23
U1
ED22
U2
ED21
V1
ED20
V2
ED19
Y3
ED18
W4
ED17
V4
ED16
T19
ED15
T20
ED14
T18
ED13
R20
ED12
R19
ED11
P20
ED10
P18
ED9
N20
ED8
N19
ED7
N18
ED6
M20
ED5
M19
ED4
L19
ED3
L18
ED2
K19
ED1
K18
ED0
F1
TOUT1
F2
TINP1
G1
TOUT0
G2
TINP0
E1
CLKS1
M1
CLKR1
L3
CLKX1
M2
DR1
L2
DX1
M3
FSR1
L1
FSX1
K3
CLKS0
H3
CLKR0
G3
CLKX0
J1
DR0
H2
DXO
J3
FSR0
H1
FSX0
C12
RSV
D12
RSV
A5
RSV
D3
EMU2
N2
RSV
Y20
VSS
A17
DVDD
B3
DVDD
B8
DVDD
B13
DVDD
C5
PLLHV
C10
DVDD
D1
DVDD
D16
DVDD
D19
DVDD
F3
DVDD
H18
DVDD
J2
DVDD
M18
DVDD
N1
RSV
R1
DVDD
R18
DVDD
T3
DVDD
U5
DVDD
U7
DVDD
U12
DVDD
U16
DVDD
V13
DVDD
V15
DVDD
V19
DVDD
W3
DVDD
W9
DVDD
W12
DVDD
Y7
DVDD
Y17
DVDD
A9
CVDD
A10
CVDD
A12
CVDD
B2
CVDD
B19
CVDD
C3
CVDD
C7
CVDD
C18
CVDD
D5
CVDD
D6
CVDD
D11
CVDD
D14
CVDD
D15
CVDD
F4
CVDD
F17
CVDD
K1
CVDD
K4
CVDD
K17
CVDD
L4
CVDD
L17
CVDD
L20
CVDD
R4
CVDD
R17
CVDD
U6
CVDD
U10
CVDD
U11
CVDD
U14
CVDD
U15
CVDD
V3
CVDD
V18
CVDD
W2
CVDD
W19
CVDD
A1
VSS
A2
VSS
A11
VSS
A14
VSS
A19
VSS
A20
VSS
B1
VSS
B4
VSS
B11
VSS
B15
VSS
B20
VSS
C8
VSS
C9
VSS
D4
VSS
D8
VSS
D13
VSS
D17
VSS
E2
VSS
E4
VSS
E17
VSS
F19
VSS
G4
VSS
G17
VSS
H4
VSS
H17
VSS
J4
VSS
K2
VSS
K20
VSS
M4
VSS
M17
VSS
N4
VSS
N17
VSS
P4
VSS
P17
VSS
P19
VSS
T4
VSS
T17
VSS
U4
VSS
U8
VSS
U9
VSS
U13
VSS
U17
VSS
U20
VSS
W1
VSS
W5
VSS
W11
VSS
W16
VSS
W20
VSS
Y1
VSS
Y2
VSS
Y13
VSS
Y19
VSS
J9
VSS
J10
VSS
J11
VSS
J12
VSS
K9
VSS
K10
VSS
K11
VSS
K12
VSS
L9
VSS
L10
VSS
L11
VSS
L12
VSS
M9
VSS
M10
VSS
M11
VSS
M12
VSS
0.1
C612
100
R507
0.1
C602
0.1
C633
0.1
C645
10k
R605
0.1
C618
0.1
C662
0.1
C631
0.1
C648
D40M
SCOPE
UNIT (1)
D40M
RESET
+3R3V_
0.1
C613
S3IF+
S3IF+
0.1
C659
3VH
0.1
C637
0.1
C647
0.1
C653
0.1
C643
0.1
C663
0.1
C646
0.1
C658
10k
R503
C665 0.1
0.1
C617
10k
R502
0.1
C632
0.1
C636
+5VLD
+5VLD
0.1
C640
0.1
C641
0.1
C630
0.1
C654
0.1
C615
0.1
C625
47k
R509
1
C508
0.1
C656
+3R3L
+3R3L
+3R3L
+3R3L
+3R3L
+3R3L
+3R3L
+3R3L
+3R3L
+3R3L
+3R3L
+3R3L
+3R3L
+3R3L
+3R3L
0.1
C603
0.1
C649
RESET
RESET
D40M
D40M
RESET
RESET
RESET
0.1
C609
GND
GND
10k
R604
0.1
C644
0.1
C620
0.1
C642
1M
R610
0.1
C619
0.1
C638
DX1
0.1
C623
0.1
C626
0.1
C605
0.1
C601
0.1
C652
0.1
C614
0.1
C624
0.1
C610
TC7S04FU
IC502
1
2
3
4
5
0.1
C650
0.1
C622
4.7
R611
0.1
C664
R602
10k
0.1
C604
0.1
C651
0.1
C611
10k
47
R609
R635
R636 47
10
µ
L501
10
µ
L502
FSX1
DR1
CLKX1
100
R615
0.0047
C672
10
µ
L552
+3R3V_
+1R2V
+1R2V
+1R2V
+1R2V
+1R2V
+1R2V
+1R2V
+1R2V
+5VLD
+5VLD
+3R3L
+1R2V
+3R3L
+1R2V
+1R2V
+1R2V
+1R2V
4.7k
R616
4.7k
R617
10
C503
10
C502
10
C505
0.1
C501
0.1
C504
0.1
C506
1
C523
4.7
C521
47
C507
10
C660
EXCCET103U
FI501
SLF6028T
L551
10k
R618
10k
R619
1k
R606
1k
R607
1k
R608
1k
R620
1k
R621
1k
R603
0
R634
RESET
RESET
RESET
FSR1
100
C551
TC7SH04FU
IC604
1
2
3
4
5
SN74LVC1G04DCK
IC602
1
2
3
4
5
SN74LVC1G04DCK
IC603
1
2
3
4
5
1SR154
D201
+3R3V_
22k
R210
0
R622
22
C213
22
C214
0
R500
SCOPE UNIT (3)
SI-3012KS
IC201
AT49BV001AN-55TI
IC671
1
VC
2
VIN
3
VO
4
ADJ
5
GND
6
GND
7
GND
8
GND
0.1
C215
1
C216
0.1
C524
A12
A11
A10
A9
A8
D0
D1
D2
D3
D4
D5
D6
D0
D1
D2
D3
D7
D6
D5
D4
D7
A0
A1
A2
A3
A4
A5
A6
A13
A14
A15
A16
A7
A10
A0
A1
A2
A3
A11
A9
A8
A13
A14
A4
A5
A6
A7
A12
A15
A16
DR0
DR0
DR0
D40M
5VD
5VD
GND1
RESET
RESET
DR1
DR1
RESET
RESET
FSR1
FSR1
40M
40M
D40M
D40M
40M
40M
40M
40M
TOUT1
TOUT1
3VH
CLKX0
CLKX0
CLKX0
0
R623
DVDD
DVDD
DVDD
DVDD
DVDD
DVDD
DVDD
10k
R633
DVDD
DVDD
DVDD
CNVST
CNVST
FSX0
FSX0
FSX0
+3R3L
+3R3L
+3R3L
CLKX1
CLKX1
DX1
DX1
FSX1
DR1
FSR1
CLKX1
DX1
FSX1
FSX1
DR1
FSR1
3VH
3VH
3VH
CLKX1
DX1
FSX1
CVDD
CVDD
CVDD
220
C666
220
C667
+2R5V
+2R5V
+2R5V
+2R5V
+2R5V
+2R5V
VSS
VSS
VSS
VSS
DVDD
CVDD
VSS
VSS
VSS
1
2
3
5
4
OUT
VDD
VSS
NC
NC
IC607
R3111N111A
3.21V
0.0V
1.29V
2.49V
range: input impedance
200mV: 100M
Ω
2V: 11M
Ω
20V,200V,1000V: 10M
Ω
MESUREMENT CONDITIONS
SCOPE ATT: 0dB
voltage at RX(no instruction)
frequency: 14.1 MHz
mode: J3E(USB)
Digital tester
ANT(RX): no input
(TX): no modulation
3.1V
0.4V
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 ...