JVC LT-32A70BU Service Manual

(No.YA492)2-25 2-26(No.YA492)
[P.2-7 - P.2-8]
[P.2-9 - P.2-10]
[P.2-11 - P.2-12]
[P.2-13 - P.2-14]
[P.2-15 - P.2-16]
[P.2-17 - P.2-18]
<MAIN PWB>
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
IC11
1 0
2 5.1
3 5.1
4 2.4
5 2.4
6 0
7 0.1
8 0.1
9 0.1
10 0.1
11 4.9
12 4.8
13 4.9
14 0
15 0
16 0
17 0.1
18 0
19 0
20 0
21 3.2
22 0
23 0
24 0
25 0
26 0
27 0
28 0
29 0
30 0
31 0
32 0
33 3.7
34 3.8
35 0
36 3.7
37 3.7
38 7.1
39 8.0
40 7.1
41 0
42 0
43 0
44 0
45 3.7
46 0
47 3.7
48 3.7
49 0
50 3.7
51 3.7
52 0
53 3.7
54 3.7
55 0
56 3.7
57 3.7
58 2.6
59 0
60 3.7
61 0
62 0
63 0
64 0
65 0
66 4.9
67 0
68 1.3
69 0
70 0.1
71 2.3
72 2.3
73 0.1
74 2.5
75 0
76 0
77 4.9
78 0
79 0
80 3.3
IC13
1 1.9
2 0
3 1.9
4 0
5 1.9
6 1.9
7 0
8 4.9
IC601
1 0
2 0
3 1.2
4 0
5 1.9
6 0
7 4.0
8 4.0
9 0
10 0
11 0
12 0
13 0
14 0.8
15 4.0
16 1.3
17 0
18 16.3
19 0
20 6.6
21 6.6
22 6.6
23 16.3
24 0
25 0
26 13.3
27 13.4
28 0
29 0
30 10.5
31 10.5
32 0
33 0
34 0
35 13.4
36 0
37 0
38 16.2
39 6.5
40 6.6
41 6.6
42 6.6
43 16.2
44 5
45 0
46 0
47 13.3
48 13.4
Q6
S 3.3
D 3.3
G 5.1
Q7
S 3.3
D 3.1
G 5.1
Q17
E 1.5
C 4.9
B 2.1
Q18
E 0.5
C 4.9
B 1.0
Q26
E 5.8
C 8.0
B 6.4
Q27
E 1.8
C 4.2
B 2.5
Q28
E 1.8
C 6.4
B 2.5
Q37
E 2.3
C 2.2
B 1.7
Q38
E 0
C 0
B 2.2
Q39
E 4.4
C 0
B 4.9
Q603
E 0
C 0.5
B 0
Q604
E 0
C 0
B 0.6
Q605
E 0
C 5.0
B 0
Q607
E 7.5
C 0
B 7.9
TU1
3 0
4 0
5 0
6 0
7 0
8 0
9 0
10 4.8
11 4.7
12 2.2
13 2.3
14 0
15 32.2
16 0
17 2.1
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
IC8
1 0
2 0
3 0
4 0
5 3.0
6 2.9
7 4.6
8 4.6
IC9
1 3.5
2 0
3 3.5
4 0
5 3.5
6 0
7 0
8 0
9 0
10 0
11 0
12 0
13 0
14 0
15 2.0
16 3.2
17 0
18 2.4
19 2.0
20 4.9
21 2.0
22 0
23 0
24 0
Q2
E 0
C 4.6
B 0
Q3
E 0
C 0
B 3.2
Q4
S 3.3
D 3.1
G 3.0
Q5
S 3.3
D 3.1
G 2.9
Q8
E 0
C 2.9
B 0.6
Q9
E 3.1
C 8.0
B 3.7
Q10
E 3.1
C 8.0
B 3.7
Q11
E 0
C 5.1
B 0
Q12
E 4.7
C 5.1
B 0
Q13
E 0
C 4.7
B 0
Q14
E 0
C 0
B 0
Q15
E 4.4
C 5.1
B 5.0
Q16
E 4.4
C 4.5
B 2.5
Q21
E 0
C 0
B 3.2
Q22
E 5.1
C 0
B 4.5
Q29
E 2.9
C 0
B 2.9
Q31
E 0
C 0
B 0
Q32
E 0
C 0
B 0
Q33
E 0
C 0
B 0
Q34
E 0
C 0
B 0
Q35
E 0
C 0
B 0
Q36
E 0
C 0
B 0
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
IC3
1 3.3
2 3.2
3 3.1
4 0
5 0
6 3.1
7 0
8 0.1
9 0.1
10 3.2
11 1.7
12 0
13 0
14 3.3
15 3.2
16 0
17 0
18 0
19 0.1
20 3.2
21 0.1
22 0
23 0
24 3.2
25 3.3
26 0
27 3.3
28 3.2
29 0
30 0
31 0
32 0
33 0
34 3.3
35 0
36 0
37 0
38 0.2
39 0.1
40 3.3
41 0.1
42 0.7
43 1.5
44 3.3
45 3.3
46 2.9
47 3.3
48 0.1
49 2.9
50 2.9
51 2.9
52 2.8
53 0.3
54 2.8
55 2.8
56 2.8
57 0.1
58 2.8
59 0
60 3.3
61 2.9
62 0
63 0
64 3.2
65 2.8
66 0.4
67 1.3
68 1.3
69 1.5
70 1.8
71 0
72 0
73 0
74 3.1
75 0
76 3.2
77 0.1
78 3.3
79 0.1
80 1.4
81 0.1
82 0.1
83 0.1
84 2.0
85 1.0
86 0.2
87 2.5
88 0.2
89 0.2
90 1.3
91 0.1
92 0.2
93 3.3
94 0.2
95 0.1
96 3.2
97 0.3
98 0.1
99 0.2
100 0.2
IC5
1 2.8
2 0.2
3 2.8
4 0
5 2.9
6 0.1
7 2.8
8 0.1
9 3.2
10 0
11 3.3
12 3.3
13 0
14 3.3
15 0
16 3.0
17 2.6
18 0
19 3.0
20 3.2
21 2.9
22 0.4
23 1.3
24 1.3
25 1.5
26 0
27 0.2
28 0
29 0
30 0
31 0.9
32 0
33 0.1
34 0
35 1.0
36 0
37 0
38 1.5
39 0
40 1.5
41 0
42 0
43 0.1
44 0
45 0
46 0
47 0
48 0
IC6
1 3.3
2 3.3
3 0
4 0
IC7
1 0
2 0
3 0
4 0
5 3.2
6 3.3
7 3.2
8 3.3
IC14
1 5.9
2 4.9
3 1.8
4 0
5 0.9
6 0
7 4.1
8 0.9
IC15
1 1.8
2 0
3 0
4 0.5
5 3.2
6 0
7 0
8 3.3
IC16
1 3.3
2 0
3 0
4 1.8
5 4.9
6 0
7 0
8 0
IC17
1 3.3
2 0
3 0
4 1.9
5 4.9
6 0
7 0
8 4.9
IC18
1 4.8
2 4.5
3 2.5
4 0
5 0
IC19
1 3.3
2 0
3 0
4 1.9
5 5.1
6 0
7 0
8 5.1
IC20
1 12.2
2 0
3 8.0
IC22
1 10.0
2 23.8
3 5.2
4 0
5 0.9
6 1.1
7 -
8 -
IC23
1 9.6
2 12.2
3 4.9
4 0
5 0
6 1.1
7 3.2
8 0.9
Q30
S 3.3
D 3.3
G 5.1
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
MODE
DC
(
V
)
PIN NO.
IC1
1 1.1
2 2.8
3 0
4 3.3
5 3.1
6 0
7 3.3
8 0.6
9 0
10 0
11 0
12 0
13 1.4
14 0.6
15 0
16 1.8
17 1.8
18 0
19 0.2
20 0.7
21 0.5
22 0.5
23 1.3
24 0.7
25 1.7
26 0
27 0.5
28 0.6
29 0
30 0
31 0.7
32 1.8
33 0
34 3.3
35 0.1
36 0.7
37 0.1
38 0.6
39 1.8
40 0
41 1.0
42 1.3
43 1.6
44 3.1
45 3.1
46 3.3
47 0
48 0
49 0.1
50 0
51 0
52 0
53 0
54 0
55 1.8
56 0
57 2.2
58 2.3
59 2.2
60 2.2
61 0.2
62 2.2
63 2.2
64 0
65 2.2
66 2.2
67 2.2
68 2.2
69 2.2
70 2.3
71 2.2
72 2.3
73 2.2
74 0.2
75 0.2
76 3.2
77 3.3
78 0
79 1.7
80 0
81 0.2
82 0.2
83 1.6
84 1.5
85 1.3
86 1.3
87 0.4
88 3.0
89 3.2
90 3.2
91 3.3
92 0
93 1.3
94 0.9
95 2.0
96 1.1
97 1.6
98 1.6
99 1.6
100 1.8
101 0.7
102 3.2
103 0.4
104 3.0
105 3.3
106 3.2
107 1.8
108 0
109 3.3
110 0
111 0
112 5.1
113 0
114 3.3
115 0
116 3.3
117 0
118 0
119 1.3
120 1.3
121 1.2
122 1.2
123 1.3
124 1.3
125 1.2
126 1.3
127 1.3
128 0
129 0.3
130 3.2
131 3.2
132 3.2
133 0
134 3.2
135 0.7
136 0.6
137 0.6
138 0.5
139 1.6
140 2.5
141 0
142 0.9
143 0.6
144 0
145 0.6
146 0.5
147 1.7
148 0.3
149 0
150 0.6
151 0.6
152 0
153 0
154 2.5
155 0
156 0.9
157 0.7
158 0.5
159 0.5
160 0.6
161 1.8
162 0
163 0
164 0.6
165 0.7
166 0
167 0.1
168 1.7
169 0
170 0.9
171 0.7
172 0.1
173 0
174 0
175 1.7
176 0
177 0.6
178 0.5
179 0.7
180 0.5
181 0
182 2.5
183 0
184 0.9
185 0
186 0
187 0
188 0
189 1.0
190 0
191 1.8
192 0
193 0
194 1.2
195 2.4
196 0
197 0
198 0
199 0
200 0.1
201 2.5
202 0
203 0.1
204 0.1
205 0.1
206 0.1
207 0
208 1.8
209 0
210 0
211 0
212 2.0
213 2.4
214 2.4
215 2.5
216 0
217 2.1
218 2.3
219 2.5
220 0.1
221 0.1
222 0
223 3.3
224 0.1
225 3.3
226 3.3
227 3.3
228 0
229 3.3
230 3.3
231 3.3
232 0
233 3.3
234 3.3
235 3.3
236 0
237 3.3
238 3.3
239 3.3
240 0
241 1.7
242 0
243 0
244 3.3
245 1.9
246 0
247 1.8
248 0
249 0.8
250 0.8
251 0
252 0.9
253 1.7
254 0
255 0.9
256 1.7
IC2 -
IC21
1 0
2 0.1
3 0
4 3.2
5 0
6 0
7 0
8 2.9
9 0
10 0
11 0
12 1.5
13 1.4
14 1.2
15 0.2
16 2.0
Q1
S 3.0
D 1.6
G 3.2
CN0LV2
1 0
2 0.1
3 0.2
4 0.1
5 1.2
6 1.3
7 0.2
8 1.3
9 1.2
10 0
11 1.2
12 1.3
13 0
14 1.2
15 1.3
16 0
17 1.2
18 1.3
19 0
20 0
21 3.3
22 0
23 0
24 0
25 0
26 4.9
27 4.9
28 4.9
29 4.9
30 4.9
31 0
<POWER PWB>
MODE
DC
(
V
)
PIN NO.
IC9201
1 5.7
2 1.3
3 2.3
4 15.1
5 275.0
6 -
7 0
8 0
IC9501
1 276.9
2 0
3 0
4 18.6
5 0
6 1.2
7 0.7
Q9501
E 1.3
C 18.6
B 0
Q9502
E 0
C 0
B 3.2
Q9503
E 0
C 0
B 0.6
Q9505
E 0
C 0
B 0.6
CN900P
1 23.9
2 23.9
3 23.9
4 23.9
5 23.9
6 0
7 0
8 0
9 0
10 0
CN900W
1 3.2
2 3.3
3 3.2
4 0
<IR PWB>
MODE
DC
(
V
)
PIN NO.
IC8001
1 5.0
2 5.0
3 0
4 0
5 0
Q8001
E 0
C 0
B 0.7
VOLTAGE CHARTS
WAVEFORMS
IC11-71
1.2 Vp-p
IC11-72
MAIN PWB (4/4)
(SHEET4)
MAIN PWB (1/4)
(SHEET1)
IC1-2
TU1-17
0.8 Vp-p
(H)
IC3-13
IC3-11
MAIN PWB (3/4)
(SHEET3)
IC1-8 IC1-19
0.8 Vp-p
(H)
IC1-21 IC1-27
0.7 Vp-p
(H)
IC1-35
0.7 Vp-p
(H)
IC1-249 IC1-250
(0.2 µ s)
1.8 Vp-p
(0.2 µ s)
2.6 Vp-p
(0.5 µ s)
2.0 Vp-p
(0.5 µ s)
0.9 Vp-p
(H)
0.8 Vp-p
(H)
0.8 Vp-p
(H)
0.7 Vp-p
(0.2 µ s)
0.9 Vp-p
(0.2 µ s)

JVC LT-32A70BU Specifications

General

Brand	JVC
Model	LT-32A70BU
Category	TV
Language	English