Waveforms - Sony KV-HA14MXX Service Manual

A3 BOARD VOLTAGE LIST (KV-HA14M90 ONLY)
Ref Pin No Voltage[v]
IC2401 1 5
2 5.5
3 5.5
4 0
5 2.3
6 0
7 0
8 0
9 0
10 0
11 5.1
12 4.7
13 4.3
14 0
15 0
16 0
17 0
18 0
19 0
20 5.1
21 0
22 5
23 0
24 0
25 0
26 0
27 0
28 0
29 0
30 0
31 0
32 0

5-5. WAVEFORMS

A BOARD WAVEFORM
1 PAL 2
PAL
568mVp-p 448mVp-p
PAL/NTSC 3.58 PAL/NTSC 3.58
5 6
114mVp-p 142mVp-p
10 NTSC3.58 11 PAL
200mVp-p 188mVp-p
15 PAL/NTSC3.58
900mVp-p
C BOARD WAVEFORM
1 PAL 1 NTSC3.58
114Vp-p 96Vp-p
3 PAL 3 NTSC3.58
104Vp-p 92Vp-p
Ref Pin No Voltage[v]
33 0
34 0
35 3.3
36 0
37 2.4
38 2.4
39 0
40 4.8
41 0
42 0
43 0
44 0
IC2601 I 7
G 0
O 5.1
IC2701 1 0
2 4.3
3 4.2
4 4.3
5 4.3
6 4.2
7 0
8 0
9 0
10 0
11 0
12 0
13 34
14 4.2
15 4.3
16 0
2
PAL/NTSC3.58
23.2mVp-p
PAL/NTSC 3.58
7
114mVp-p
11 NTSC3.58
160mVp-p
2 PAL
116Vp-p
4 PAL
17.8Vp-p
– 39 –
Ref Pin No Voltage[v]
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
Q2101 B
C
E
Q2301 B
C
E
Q2302 B
C
E
Q2303 B
C
E
Q2304 B
C
E
3 PAL 3 NTSC3.58
264mV 360mVp-p
PAL/NTSC 3.58 PAL/NTSC 3.58
8 9
178mVp-p
164mVp-p
PAL/NTSC 3.58 PAL/NTSC 3.58
12 13
122mVp-p 17.0mVp-p
2 NTSC3.58
94Vp-p
4 NTSC3.58
19.2Vp-p
KV-HA14M80/HA14M90
*
*
5
0
*
*
*
*
*
0
0
0
3
3.6
0
0.8
*
*
*
*
*
*
3.9
9
3.2
3.9
9
3.1
3.9
9
3.2
4
PAL/NTSC 3.58
10mVp-p
10 PAL
180mVp-p
PAL/NTSC 3.58
14
63.2mVp-p
RM-969