Voltage Diagram - Icom IC-V80E Service Manual Addendum

Oct. 2010
SECTION 10 SECTION 10.

VOLTAGE DIAGRAM

MAIN UNIT (1/2)
DS1
TAK-35426
SEG17
SEG18 51
SEG19 52
SEG20 53
SEG21 54
55
SEG22
56
SEG23
SEG24 57
58
59
60
NW C 61
62
INTPTT
63
INTMIC
MIC2 64
MIC1 65
LEDC 66 R5F2L3AAANFP
DICK 67
DIUD 68
69
IS0
KS3 70
KS2 71
KS1 72
KS0 73
KR3 74
75
KR2
KR1
KR0
C776
0.0047
0.0047
C777
D65
R449
1k
R238
1k
*D49 *D48 *D47 *D46
D44 D43 D42 D41
L1SS400 L1SS400
L1SS400 L1SS400
KEY [1] KEY [2] KEY [3] KEY [ MONI ]
S120 S116 S112 S108
KR0
KEY [4] KEY [5] KEY [6] KEY [▲ ]
S121 S117 S113 S109
KR1
KEY [7] KEY [8] KEY [9] KEY [▼ ]
S122 S118 S114 S110
KR2
KEY [*] KEY [0] KEY [#] KEY [V/M/C]
S123 S119 S115 S111
KR3
HT-191UYG
HT-191UYG
LED_ON: DS3 DS2
3.29V
Q25
R29
R204
470k
LED_ON:
2SC4116
3.3k
LED_ON:
LED_ON: 4.90V
0.82V
1.52V
R155 R205 R31
82 1.5k
330k
C245
0.01
R225
IC7
1 8
A0 VCC
2 7
100k
A1 WP
3 6
A2 SCL
4 5
VSS SDA
R1EX24032ATA00A
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
IC8
9
8
7
6
5
4
3
2
1
0.001
C38
R8
R11
12k R102
100 10
R448
47k
HVD144A
C195
CR-899
22P
D13
SHIFT:4.89V
NORMAL:0V R6
C16
4.7k
0.1
C193
SHIFT:4.14V
10P
2.2M
NORMAL:1.41V
R235
C778
C7 C9
C6
R194 R195 R196
220k 220k 390k
R193
0.0047 0.0047
0.0047
C779 C780
220k
0.22
0.22
0.22
R16
R346
C37 4.7k
0.1
47k
C199
S105
KEY
0.1
CP6
CP10S
30
CP2
BATT+
C283
CP3
100 C173
BATT-
C12 R148 C197
0.001
0.1 100k 0.1
IC11 Q78
N JU7704F3
1 5
CD VDD
2
VSS
3 4
MR VOUT
RESET
C144
C230
0.001 0.027
5.00V
R228
10k
J6
ESCK
2 C377
ESDA
1 10
PSVCO
SHIFT
PTT MMZ1005Y102C T
POWER
CLOUT
CLIN
NOIS J3
UNLK C169
R450
DUS E
0
C36
0.1
CLOUT
CLIN
PCON
RESET CTCOUT
R227 R224
12k 120k
C219
MODE
0.01
DUS E
CTCOUT
Q38
TONE LDTC144EE
FLRXD
MMUT TONE
J2
R132
470 MMZ1005Y102C T
MIC
0.001
EP11
C166
X2
C170 C165
EP5
10 0.001
MMZ1005Y102C T
R:5.00V
T:4.78V
R101
1M
R133
C194
10k
PTT 2SA1832
15P
Q17 R134
C147
0.047
R130 2.2k
R:5.00V
100k
C157
T:4.11V
0.001
R9 R:0V
WXALT T:4.78V
CTCIN
SD
TEMP T:5.02V
R:0V
R142 MC 1
D34
C11 1k 100k EM6027P R144
0.0047 33k
INTMIC
AVR-M1005C080M T
Q82
INTPTT
C148
LDTC144EE
C143 T:0.02V
0.001
R:5.00V
0.001
S3
CP10S
SW-149 5.02V 2.51V
CP9
C224
0.1
R213
2.2M
L1SS400 0.32V
CP10S
D31 IC13
CP4 R216
1 8
VOX
2 7
CP8 330k
3 6
R215
CP10S
MODE R217 C223 4 5
56k
1M 0.1
C226
TONE NJM2904V
RESET
0.0022
FLRXD
R214
0.01V
1k
C222
470P
CP7
CP10S
5.02V
L1SS400
D10
SW5V
7.20V
R457
Q22
Q21
L2SA1576AS
0 L2SA1576AS
C282
IC12
R331 0.001
10k
Q55
R260
10k
6.54V 4.24V
4 4.7k
C398 R141
KTA166
10
KTC811U
S-812C50AMC
5.03V C162
0.01
C379
C380
10 0.001
5.00V
R120
R332 LDTC144EE
4.7k
47k
0.04V Q56
R246
1M
5.02V
D39
L1SS400
5.02V
R330
10k
C376 C381
C378
0.001 10
0.1 R129
C156 0
C153
R451 0 220
220
IC5
EP10 Q31 VO+
5
LDTC144TW D27
SE/BTL
6
GND
7
VO-
0.001
8
TPA0211DGN
LRB706F
R174
R127
100k
15k
C216
0.047
R44
1k
R97 R115
2.52V
120k
0
2.52V
C135
C212 R98
270P
0.01 100k
R114
9
C213 R107 R117
8
18k
R131
2.49V 10
2.2 150k 1.5k
470
IC3
LMV324IPW
C137
R169 C136
R159
0.033
82k 0.0056
100k
C154
10
R257
2.52V
220k
2.50V 2.50V
IC3
LMV324IPW
C209 R209
C304 C132
3
0.047 0.0056
1 4.7k R95
1
R266 2
1.5M
C134
15k
R218
220P
14
R105
100k R104
470
100k
R108
2.52V
330k IC3
R219
C220 LMV324IPW
C133
0.1
0.018 560
R221
C221 R211
15k
0.018
1.5k
C210
2.52V
0.1
R206
100k
R336
220k
100k
R208
0.15V
1
Q81 2
2.49V XP1215 0.70V
R207 3
27k
R327
R212 C782
100k
330k 0.047
R325
C374
68k
C372 R324
1.2k
0.0022 0.033
mic1:4.98V
m ic2:0V mic1:4.98V
mic3:4.98V mic2:4.98V
m ic4:0V m ic3:0V
m ic4:0V
S801
UP
E
DN
TP70N00E2015F
*: Refer to the PARTS LIST for the value and name of component.
4.86V
4.92V
A
PS5
B
R5
C
C174
10
R261
47k
4.30V
10k
R139
C161
0.01
R5C
T5C
Q15
2SB1132
6.62V
KTC811U
Q16
R122
4.7k
5.18V
C171
C139
1 0.1
10 C145
4.52V
R123
R121
100k
1k
5.49V
BYPASS
4
VDD
3 5.6k
AFON
SHUTDOWN
2 VOLOUT
IN
1
C151
R126
0.47
C150
C152
0.047
0.1
AFON
MMUT
IC4
1 14 PS5
I /O1 VDD
2 13 RMUT
O/I1 CONT1
3 12 R5C
O/I2 CONT4
4 11 MODIN
I /O2 I/O4
5 10
CONT2 O/I4
6 9
CONT3 O/I3
7 8
VSS I/O3
33k
CD4066BPWR C131
0.01
R453
R112 C128
VOLIN
1M
0.1
R452
47k
C783
0.022
2.56V
C125
0.0022
C126 C124 C217
R177
13
0.0022
0.01 0.1 1k
12 2.35V
R176
R93
R94 15k 3.9k
1M
VREF
4.92V
R5
R321 C249
10k
0.01
1.77V
R320
15k
0.033
Q53
C369
6 1.15V
R318
R319 R326 D
5
68k 68k 68k
4
C370
C373
0.0022 0.0068
XP4601
E
3.10V
R323
R334 R333
10k
100k 10k
R338 C386 C385
100k 0.0033
330P