Icom IC-R3 Service Manual page 56

12-4 LOGIC UNIT
DS1
A0080
1 COM0
COM0
2 COM1
COM1
3 COM2
COM2
4
COM3
COM3 SEG0
5
SEG0
6 SEG1
SEG1
7 SEG2
SEG2
8 SEG3
SEG3
9 SEG4
SEG4
10 SEG5
SEG5
11 SEG6
SEG6
12 SEG7
SEG7
13 SEG8
SEG8
14 SEG9
SEG9
15 SEG10 Q43
SEG10
16 SEG11
SEG11 LVI 2SK1829
17 SEG12
SEG12
18 SEG13
SEG13
19 SEG14
SEG14
20 SEG15
SEG15
21 SEG16
SEG16
22 SEG17
SEG17 R51
23 SEG18
SEG18 120 k
24 SEG19 C39
SEG19
25 SEG20 0.01
SEG20
26 SEG21
SEG21
27 SEG22
SEG22
28 SEG23 C51
SEG23
0.001
SEG12 KS0
76 50
SEG11 KS1
77 49
SEG10 EXPSTB
78 48
SEG9 PDA
79 47
SEG8 PCK
80 46 R88
SEG7 PSTB
81 45
SEG6 PGSTB 1 M
82 44
SEG5 I3
83 43
SEG4 84 42 ECS
SEG3 ECK
85 41
SEG2 EDISO
86 40
SEG1 EDOSI
87 IC11 39
SEG0
88 M38267M8L-256GP 38
C42
89 37
R48 0.1
90 36
100 k 91 35 C8
COM3
92 34 10 P
COM2 33 RESET
93
R35 COM1 CPUHV
94 32
10 k COM0 LIGHT
95 31
TVC
96 30
CONVC
97 29
R34 POWERC
98 28
47 k +3SC
99 27
DCDC_C
100 26
R33
R969
47 k
47 k
R100
THERMC 10 k
R32
47 k
R970
100 k
SDET
C261
0.01
BATV
R965
C114
0.01 68 k
AFON
AMUTE
BEEP
CLIN
C52 C106 C263 R966
0.001 0.01 0.1 100 k
CLOUT
COM
15V
1
COM
2
CKV1
3
CKV2 R49
4
15V 120 k
5
STV
6
XSTV R50
7
CSV R75 R76 R77
8 220 k
ENB 150 k 150 k 150 k
9
XENB S2
10
PCD JPM1990-2013R
11
B
12
R
13
G
14 S5 S6
VSS
15 MODE V/M RTONE
PCG2
16 FUNC
PCG1
17
CSH
18 R71 R72 R73
XSTH R21
19 15 k 15 k 15 k
STH 220 k
20
CKH2
21
22 CKH1 D6 D7 D8 D9
15V R20
23 MA2S111 MA2S111 MA2S111 MA2S111
100 k
24
B3 B2 B1 B0
R19
AM9K RXF1 RXF0
470 k
S7 S8 S9 S10
UP DN RIGHT LEFT
KSQL
POWER D10 D11 D13
MA2S111 MA2S111 MA2S111
S4 S1
SQL POWER KEYS
LEFT SIDE 12 - 4
R961 R960
8.2 k 10 k
R977
R974 47 k D903
R963
R962 4.7 k MA2S111
5.6 k
6.8 k
R964
10 k Q908
UN9214
LVC
IC5
S-80925ALMP-DAN
5 4
IC3
XC62FP3002MR
3V(CPU3V)
O I
G C15 C41
C24
IC2 47 0.1
1 2 3 10
R86
Q40 AK93C10A
47 k
DTA144EE
C35
ECS C5
8 1
ECK 0.001 0.001
7 2
EDISO
6 3
EDOSI
C40 5 4
0.001 D2
R85 MA2S111 Q39
100 k
XP1501 AB
C251
R87 C304
X1 C110 0.001
47 k 5 6 15
47 VIN
CR-613 Q6
2SA1362 GR
R3
C9
10 k 1 2 3
10 P LAMP ON: 3.0 V
LAMPS
Q4
LAMP ON: 2.3 V 2SA1588 GR
C258 C7 Q5
Q38 C4
22 0.001
22 XP1501AB
2SC4081 S
R8
5 6
470
R5 R10
R172
68 68
10 k 0.1 V D14
MA2S111
1 2 3
DS2 DS3
R4
CL-200YGC-TS
CL-200YGC-TS 10 k R255
C10 470
22
+3SC
R3V
VIN
15V
15V
+3V
R3V
Q23
D1
MA2S111 2SB1132 R
Q11 R37 Q41
470 XP1501 AB
UN9214 R26 5 4
33 k
R186 1 2 3
TCON
100 k
R78
150 k
R114
4.7 k
C89
PCK 10
Q8
PSTB
PGSTB DTA144EE
TCON
I3
C118 R104
RTONE
0.47 470
R12
R74
15 k 100 k
IC15
R90
1 M TA31056F
R14 C3
R92 8
KS0 120 k 0.1 VCC
C1 470 k
7
100 P Q44 TB
6
OUT
2SA1588 GR 5
GND
C44
0.1 R38
1 M
C13
0.1 C61 C117
1 8
220 0.1
2 7
R41 R40
3 6
82 k 82 k
4 5 C11
KS1
0.1
C43 R42
IC9
0.001 82 k
NJM2904V
R39
R91 C14 C12
470 k
0.0015
470 k 0.039
CLONE
C36 C48 C19 C20 C21 R256
Q26
1 1 1 1 1 4.7 k
2SC4081 S
O
EX 18.8 V 18.5 V
G
D4
MA729
15V
IC10
XC6371A351PR
C119
D3 D15 D5 D19 D20
47 C33 R82
1SS372 1SS372 1SS372 1SS372 1SS372
1 47 k C18
3.3
DC-DC CONV
C120
1 C94 C17 C22 C23
1 1 1 1
R902
50 k
C6 L1
1 CD54-101KC
C98 C116
22 0.1
3.1 V 4.1 V
VCC
Q303
2SB1132 R W5
C303
R306 R955
VCC 47
10 k 3.4 V 33 k
Q304
2.5 V 2SC4617 Q
R956 C951
R7 D301
C16 18 k 4.7
R103 100 MA2S111
0.001 3.3 V
180 k
Q820
CFL ON: 3.3 V
2SB1201 S
VCC
Q821
R102 CFL ON: 3.1 V
2SC4081 S
100 k
CFL ON: 3.0 V R820
10 k
D820
MA2S111
R822
R826
C803 22 k
0.15
47
C821
R821
C820 0.001 D810
1 k R823
47 MA2S077
T2 5 12 k
CP3 6 5
1
7 4
4 3 4
8 3 C801 C822
2
CP4 9 2 0.0033 IC903
2 C802 150 P
10 1 TC7S02FU
0.001 3
5 1
Q801
R801
2SK2493 10 k
Q802
UMY1N TR
15V
15V
BEEP
VCC
C88
22
R3V
1.5 V
R139
C84
100 C63
0.1 IC14
0.1
M5222FP
3.1 V R128 R127
R157 R166
10 18 k
120 k 1 8 220 k
OUT1 VCC
2 7
IN1 OUT2
Q36 3 6 C71
COM IN2
C85 4 5 0.0022
2SC4081 S GND VC
C80
0.1
0.9 V
0.1 C86
R149 1
R156
33 k 2.2 k C949 6
1
R138
5.6 k
R165 Q30
R161
C87 15 k
8.2 k XP6501 AB 1
1
R113
R159
R112 82 k C90 R133
C78
33 k 33 k 0.0047 180 k D17 C73
0.047 R164
1 MA2S111 0.1
IN 10 k
2
VREF
3
NF C91 1.5 V C81
4 C58 C97
COMP 0.1 0.1
0.1 0.1 R140 R141
C92
180 k 180 k
C79 C53 0.1
100 P 4.7
Q37
2SJ144 Y
C54 3.0 V R108
Q31
4.7 1 M 0.6 V
1.2 V
2SC4081 S
R137
C82 R150
47 k
0.1 1.2 k
AMUTE
FMAF
VRC
VP
VCC
15V
4.5V
12V
CP1 L903 R906
D901 C901
DUTY 10 H 220 C907
1SV288 220 P L901 10 H
0.047
C902
R904
39 P
R905 C906
33 k
1 k R928 C931
0.47
C908 180 k 0.01
R903 L900 100 H 1
10 k R959 R926
C934 680 C900 33 k
R6 C933
4.7 C899 12 P
10 k 0.1
8 P
C904
C910
C903 0.0068
C905 470 P
C913 R929 R927
0.01 3.3 C914
0.1 47 k 47 k
0.1
XSTH R907 100 17 64
XSTH PWRST R931 15 k
STH R908 100 18 63
STH FOADJ
CKH2 R909 100 19 62
CKH2 PICT
CKH1 R910 100 20 61
CKH1 YIN C911 0.047 C909
21 60 X901
PCG2 R911 100 PCG2 STARTUP 1
W915 CR-679
PCG1 R912 100 22 59
PCG1 CIN
R913 100 23 58 C912 10
HD VREG
24 57
PANEL IC901 VXOIN
XSTV R914 100 25 56
XSTV LV4127W VXOOUT
STV R915 100 26 55
STV APC
CKV2 R916 100 27 54
CKV2 BLKLIM
CKV1 R917 100 28 53
CKV1 COUT
XENB 29 52
R918 100 XENB RYIN
R919 100 30 51
ENB ENB BYIN
31 50
VSS2 SIGCENTER C916
R920 100 32 49 C919 0.01 C917
VD VCC1 0.01 C920
R R921 100 0.01
0.068
G R923 100 R932
B 10 k
R922 100 L904
PCD
10 H
C925
0.047 C928 C929
C930 0.01
0.01
10
C923 C924
C922
0.047
0.1 0.047
L905
C926
C927 10 H
0.01 10
D18
MA6S718 Q1
XP1210
3 4
2
1 5
1 20
OSC1 V1
TGSTB Q2 2 19
OSC2 VD
OSSTB UN9214 3 18
STB HD
CK 4 17
CK FSC
DATA 5 16
DATA LPF
6 15
RST PHIN
7 14
L906
V2 P2
39 H 8 13
Q19 VOUT P1
9 12
DTC144EE R938 CHAL P0
10 11
VIN GND
C935 C936 3.3 k
30 P C937 R939
33 P IC902
1 1.2 k
M35017-001FP C939
Q18
(7 MHz) 0.01
DTA144EE
R131
10
R126 TFT ON: 3.3 V
18 k
R119
180 k
5 4 C67 R116 C65
0.1 47 k 0.1
R123
120 k D16
C69 MA132WK
R117 R136
0.01
2 3 470 k 22 k
R120
180 k
C70
0.01
C72 R122
0.0047 180 k
R118 C66
R121 C68
15 k 0.1
R129 470 k 0.018
47 k
R125 R124
15 k
10 k
Q17
2SJ144 Y
R130
C77 C76 C74
R109 R132 C93 15 k
0.1 0.1 0.1
1 M 10 k 0.018
R153
47 k
HV 1
VP VP DCK 40
VCC VCC 2
DUD 39
15V
3
R3V 38
12V C107 RSSI
4
4.5V 0.1
RXC 37
FMAF 5
TVIF5 36
L902
CONVC 6
10 H
LVC 35
SDET 7
PSTB 34
C932
AMAF 8
10
PCK 33
+3V
9
DCDC_C
PDA 32
Q806 SPG 10
2SA1588 GR +3V 31
TVIF5 PGSTB 11
30
TV MODE: 5.0 V EXPSTB
DBLOFF
12
TVC TVC HFC 29
174MC 13
(W915) D800 D801
CLONE 28
MA727 MA727 +3V +3V
NTSC TRAC 14
JUMPER ATT
27
PAL R807 Q7
R809 R808 UHF3VC 15
18 P 47 k
C804 UN9214 INTSP 26
(X901) 470 47 k
22 108MC 16
NTSC AFO 25
3.579545MHz 17
TV MODE: 4.4 V
C947 PAL
WFM 24
2 P 4.433619MHz
W1 FSET 18
R810 5V
AM 23
0.15
VP 19
Q50 D804
C807 22
RB060L-40
R937 UN9214 56
VIDEO 20
C809 T1
15 k BGND 21
47
Q51
C921
DTA144EE
0.22
D802
MA727
VCC
D805
C805
C811 IC801 RB060L-40
10
MB3776AFFV R806
0.1
39 k
8 1
7 2
6 3
R811
5 4
3.9 k
C808
R802
56
1.2 k R803
330
R805
4.5V
2 k Q804
C812 2SK2493
0.0012
R804
1.2 k
4.5V 4.5V
12V 12V
5V 5V
L907
C944
C945 10 H
0.01
10
R945
Q904 C942
C938 R940 R943 10 k
0.01 1 k 2.2 k 2SC4081 S 4.7
TFT ON: 1.8 V
R946
Q903 TFT ON: 1.7 V
C950 TFT ON: 0.9 V 4.7 k
R941 C943
0.01 2SA1576 S
R942 100 k 4.7
1 k VIDEO
R944
C940
Q902 C952 100 k
0.01 TFT ON: 1.2 V R947
2SC4403 3 47 P
100 k
Q42
XP4601
VP
BATV
6 5 4
C941 Q203
0.0047
HAT1023R
8 1 VCC
7 2
D202
6 3 1 2 3
MA2S728
5 4 HV
TRAC
D201
R201 RB060L-40 TRACC
C201
100 k
0.001
R967
100 k
Q201 R202 R968
15 k
2SB1201 S 6.8
R204
D204
6.8
SB07-03C
C202 C203
0.001 0.001
D203
MA133
R203
5.6 k
INTSP
CHGC
Q202
UN9214
RIGHT SIDE
+
—
1
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