JVC AV-48WP74 Service Manual page 44

MAIN PWB CIRCUIT DIAGRAM (6/12) SHEET 6
PIN NO. VOLTAGE ( V ) PIN NO. VOLTAGE ( V )
IC3001 89 0
1 0 90 0
2 3.3 91 0
3 3.3 92 0
4 2.5 93 0
5 3.3 94 NC
6 2.1 95 NC
7 5.9 96 NC
8 (3.3) 97 NC
9 3.3 98 NC
10 0 99 3.4
11 0 100 NC
12 2.6 101 NC
13 1.6 102 NC
14 1.6 103 NC
15 3.3 104 NC
16 3.3 105 NC
17 3.3 106 0
18 3.3 107 3.4
19 0 108 NC
20 0 109 NC
21 NC 110 NC
22 0 111 NC
23 3.3 112 NC
24 0 113 0
25 0 114 3.4
26 0 115 NC
27 3.3 116 NC
28 NC 117 NC
29 3.3 118 0
30 0 119 3.4
31 0 120 NC
32 3.3 121 NC
33 NC 122 NC
34 3.3 123 NC
35 3.3 124 NC
36 0 125 NC
37 - 126 NC
38 3.3 127 NC
39 NC 128 NC
40 3.3 129 0
41 0.9 130 3.4
42 0.9 131 3.4
43 0 132 NC
44 0 133 NC
45 NC 134 0
46 0 135 3.3
47 3.4 136 -
48 0 137 -
49 0 138 NC
50 NC 139 NC
51 0 140 0
52 0 141 3.3
53 0 142 NC
54 0 143 NC
55 0 144 NC
56 0 145 NC
57 0 146 NC
58 0 147 NC
59 2.7 148 NC
60 2.7 149 NC
61 2.7 150 NC
62 3.4 151 NC
63 3.4 152 0
64 NC 153 3.3
65 0 154 NC
66 NC 155 3.3
67 0 156 0
68 0 157 0.5
69 DIGI 158 3.3
70 DIGI 159 2.4
71 DIGI 160 -
72 DIGI 161 3.3
73 DIGI 162 0
74 DIGI 163 0.5
75 DIGI 164 3.3
76 DIGI 165 2.4
77 DIGI 166 -
78 3.4 167 3.3
79 DIGI 168 0.5
80 DIGI 169 0.3
81 DIGI 170 3.3
82 DIGI 171 2.4
83 DIGI 172 0.5
84 DIGI 173 3.3
85 DIGI 174 0
86 DIGI 175 0
87 0 176 NC
88 3.4 DIGI : Digital
2-16
<MAIN >
VOLTAGE ( V )
PIN NO.
IC3002
1 5.1
2 0
3 0
5V
4 5.1
5 3.2
R3001
SHEET 7
LC3002
NQR0450-002X
VY_SWSUB
C3001
33 /10
QENC1AM-336Z
R3002
R3012
LC3001
NQR0450-002X
C_SWSUB
C3007
0.33 /10
NCB21AK-334X
R3013
C3091 OPEN
C3092 OPEN
R3081
0
C3093
OPEN
GND
GND2DD
R3082
0
C3094 OPEN
GND GND2DD
C3095 OPEN
C3096 OPEN
C3097 OPEN
GND
-M2
C3078
0.1 /16
GND2DA
GND2DA
IC3002
R1170H331B-X
L3004
NQR0413-003X
R3058
C3080 1k
10 /16
GND2DA
QBTC1CK-106Z
GND2DA
C3077
0.33 /10
C3005
C3004 15P 4.7 /16
12k
Q3001
2SD601A/QR/-X
GND2DA GND2DA
R3006
Q3002
R3003 1.5K
2SD601A/QR/-X
100 NRSA63J-152X
R3008
0
R3005 L3001
180 NQL092K-6R8X
R3009
R3004 C3002 C3003 R3007
33k 1k
3.3k 150p 120P 1k
NRSA63D-102X
0.5%
C3011
C3010 15p 4.7 /16
12k
Q3004
2SD601A/QR/-X
GND2DA GND2DA
R3017
Q3005
R3014 1.5K
2SD601A/QR/-X
100
R3019
0
R3016 L3002
180 NQL092K-6R8X
R3015 C3008 C3009 R3018 R3020
33k 3.3k 150p 120p 1k 1k
NRSA63D-102X
0.5%
R3061 0
R3062 0
R3063 0
R3064 0
GND GND2DA
No.52105
IC3001-7 IC3001-13
[H]
2.3Vp-p 2.1Vp-p
9V
L3003
NQR0413-003X
VCC9VA
C3070 C3069
0.01 47 /16
GND2DA
L3006
C3073
0 NRSA02J-0R0X
OPEN
C3068 C3067
C3099 4700p
0.01 47 /16
GND2DA
C3100 4700p
GND2DA GND2DA
R3011 C3013 0.1 /16
0
C3006
C3014 100 /16
0.1 /16
C3015
C3016 0.1 /16
R3010 0.1 /16
1.5k
R3023 47k
C3017 4.7 /50
R3024 22k
C3018 0.1 /16
C3019
0.01
C3020
0.01
R3025 22k
Q3003
2SB709A/QR/-X R3026 22k
C3022 0.1 /16
C3021
0.01
C3023 0.1 /16
C3024 0.1 /16
R3022 C3025 10 /16
0
C3012
0.1 /16
L3005 0
NRSA02J-0R0X
R3021
1.5k
C3026 0.1 /16
C3027
7p
Q3006
2SB709A/QR/-X X3001
NAX0570-001X
C3029 0.1 /16
C3028
7p
C3030 0.1 /16
R3028
470
R3027 470
C3031 0.1 /16
C3033 C3032
33p 56p
C3036 0.1 /16
C3037 0.1 /16
R3030
470
R3029 470
C3038 0.1 /16
C3035 C3034
33p 56p
C3039 0.1 /16
C3040
OPEN
R3031
0
5V
R3060 R3059
1.8K 1K
Q3007
2SB709A/QR/-X
C3079
47P
R3056
0 NRSA02J-0R0X
GND GND2DA
GND2DA
GND GND2DA
R3057
0 NRSA02J-0R0X
GND
GND2DD
GND
GND2DD
K3001
0 NRSA02J-0R0X
GND2DA GND2DD
GND2DA
GND2DD
AV-48WP74
AV-56WP74
IC3001-136
[H] [
3.4Vp-p
2DYCRY 2
R3055 R3054 C3066
6.8k 10k 0.1 /16
AVSS
AVDD( ADC)
AVDD( ADC)
YREFH
YREFM
CLH
YIN
CLL
YREFL
AVSS
AVSS
CREFH
CIN
CREFL
VIN
UIN
AVDD( ADC)
AVDD( ADC)
AVSS
AVSS
NC TVROUT1
C
AVSS
AVDD( DLL)
XI
AVSS
XO
AVDD( DLL)
NC TCLKO
LCKI
AVSS
LCKO
AVDD( DLL)
NC TCPOUT1
AVDD( BURST)
FSCI
AVSS
FSCO
AVDD( BURST)
NC TCPOUT2
AVDD( BURST)
HREFI
HREFO
AVSS
AVSS
C3098
OPEN
C3041
10 /16
GND
R3038 OP
R3065
R3032
C3043
100 0
OPEN
GND2DD C3081
OPEN
GND2DD
C3082
150p
GND
LC3006
NRQ0450-004X
GND
LC30
NRQ0405-0
GN
SH