Hitachi VM-H675LA Service Manual page 72

VIDEO PROCESS WAVEFORMS
1-A TL107 3.2Vp-p 7-B TL216 1.1Vp-p
0.5V/ 5m sec.cm 0.2V/ 20µ sec.cm
REC/PLAY PLAY
2-B TL108 320mVp-p 8-A TL232 1.2Vp-p
0.2V/ 5m sec.cm 0.2V/ 20µ sec.cm
PLAY REC
3-A TL205 3.0Vp-p 8-B TL232 1.0 Vp-p
1V/ 5m sec.cm 0.2V/ 20µ sec.cm
REC PLAY
4-A TL207 3.1Vp-p 9-A TL246 7.5Vp-p
1V/ 5m sec.cm 2V/ 20µ sec.cm
REC REC
5-A TL208 3.0Vp-p 10-A TL247 7.5Vp-p
1V/ 5m sec.cm 2V/ 20µ sec.cm
REC REC
6-A TL209 3.0Vp-p 11-A TL248 7.5Vp-p
1V/ 20µ sec.cm 2V/ 20µ sec.cm
REC REC
7-A TL216 1.0Vp-p 12-A TL249 7.5Vp-p
0.2V/ 20µ sec.cm 2V/ 20µ sec.cm
REC REC
13-A TL265 1.8Vp-p 16-B TL352 4.0Vp-p
1V/ 20µ sec.cm
0.5V/ 20µ sec.cm
REC PLAY
13-B TL265 1.9Vp-p 17-A TL353 3.8Vp-p
1V/ 20µ sec.cm
0.5V/ 20µ sec.cm
PLAY REC
17-B TL353 4.0Vp-p
14-A TL280 1.1Vp-p
0.5V/ 20µ sec.cm 1V/ 20µ sec.cm
REC PLAY
14-B TL280 1.3Vp-p 18-B IC101-27 200mVp-p
0.5V/ 20µ sec.cm 0.1 V/ 5m sec.cm
PLAY PLAY
15-A TL351 3.8Vp-p 19-A IC202-17 3.0Vp-p
1V/ 20µ sec.cm 1V/ 20µ sec.cm
REC REC
15-B TL351 4.0Vp-p 20-A IC202-18 3.0Vp-p
1V/ 20µ sec.cm 1V/ 50n sec.cm
PLAY REC
16-A TL352 3.8Vp-p 21-A IC202-19 3.0Vp-p
1V/ 20µ sec.cm 1V/ 50n sec.cm
REC REC
VIDEO PROCESS WAVEFORMS
22-A IC202-27 1.1Vp-p
29-A IC203-13 3.0Vp-p
0.2V/ 20µ sec.cm
1V/ 5m sec.cm
REC
REC
23-B IC202-29 400mVp-p
30-A IC203-14 3.0Vp-p
0.2V/ 20µ sec.cm 1V/ 20µ sec.cm
PLAY
REC
24-A IC203-7 3.0Vp-p
31-A IC301-14 270mVp-p
1V/ 20µ sec.cm
0.1V/ 20µ sec.cm
REC
REC
25-A IC203-8 3.0 Vp-p
31-B IC301-14 310mVp-p
1V/ 5m sec.cm
0.1V/ 20µ sec.cm
REC
PLAY
26-A IC203-9 3.0Vp-p
32-A IC301-21 520mVp-p
1V/ 20µ sec.cm
0.1V/ 20µ sec.cm
REC
REC
27-A IC203-10 3.0Vp-p
32-B IC301-21 540mVp-p
1V/ 20µ sec.cm
0.1V/ 20µ sec.cm
REC
PLAY
28-A IC203-12 3.0Vp-p
33-B Q110-E 1.7Vp-p
1V/ 20µ sec.cm
1V/ 5m sec.cm
REC
PLAY
6 - 19 6 - 20
VIDEO PROCESS WAVEFORMS
34-A Q202-E 400mVp-p 38-B Q352-B 2.1Vp-p
0.1V/ 20µ sec.cm 0.5V/ 20µ sec.cm
REC PLAY
35-A Q209-E 150mVp-p 39-A C209 240mVp-p
50mV/ 20µ sec.cm 50mV/ 20µ sec.cm
REC REC/PLAY
36-A Q350-B 2.1Vp-p 40-B R156 1.5Vp-p
0.5V/ 20µ sec.cm 0.5V/ 5m sec.cm
REC PLAY
36-B Q350-B 2.1Vp-p 41-A R210 430mVp-p
0.5V/ 20µ sec.cm 0.1V/ 20µ sec.cm
PLAY REC/PLAY
37-A Q351-B 2.1Vp-p
0.5V/ 20µ sec.cm
REC
37-B Q351-B 2.1Vp-p
0.5V/ 20µ sec.cm
PLAY
38-A Q352-B 2.1Vp-p
0.5V/ 20µ sec.cm
REC