Sony HCD-SC8 - Page 63

63
HCD-SC5/SC6/SC8
• Waveforms
– RF BOARD –
1 IC001 1 (DVDRFP)
4 IC001 tj (RFAC)
3 IC001 r; (FE)
100m V/DIV, 1 ms/DIV
200m V/DIV, 100 ns/DIV
500m V/DIV, 100 ns/DIV
800m Vp-p
0.3 Vp-p
1.3 Vp-p
2 IC001 el (TE)
500m V/DIV, 1 ms/DIV
0.5 Vp-p
– DVD BOARD –
5 IC303 8 (XTO)
qa to qg : color bars video signal
6 IC303 9 (SO1)
9 IC303 3 (MO1)
7 IC303 q; (SO2)
29.5 ns
37 ns
37 ns
29.5 ns
1 V/DIV, 10 ns/DIV
1 V/DIV, 10 ns/DIV
1 V/DIV, 10 ns/DIV
1 V/DIV, 10 ns/DIV
3.9 Vp-p
3.9 Vp-p
3.8 Vp-p
8 IC303 qd (SO3)
29.5 ns
1 V/DIV, 10 ns/DIV
4.0 Vp-p
5.2 Vp-p
q; IC301 r; (XTAL)
50 ns
1 V/DIV, 20 ns/DIV
3.6 Vp-p
qa IC206 <zcz (VDAC_0)
500 mV/DIV, 20 µ s/DIV
qs IC206 <zx, (VDAC_1)
500 mV/DIV, 20 µ s/DIV
1.1 Vp-p
qj IC901 ek (X2)
50 ns
1 V/DIV, 20 ns/DIV
2.5 Vp-p
qd IC206 <zxb (VDAC_2)
500 mV/DIV, 20 µ s/DIV
1.1 Vp-p
qk IC607 ql (MCLK2)
74.1 ns
3.7 Vp-p
1 V/DIV, 40 ns/DIV
qf IC206 <zxx (VDAC_3)
800 mVp-p
H
200 mV/DIV, 20
µ s/DIV
qg IC206 <zz. (VDAC_4)
200 mV/DIV, 20 µ s/DIV
H
800 mVp-p
qh IC606 wa (XOUT)
81.4 ns
4.8 Vp-p
1 V/DIV, 40 ns/DIV
(EXCEPT AEP,UK,RU)
qd IC206 <zxb (VDAC_2)
(AEP,UK,RU)
(EXCEPT AEP,UK,RU)
qf IC206 <zxx (VDAC_3)
(AEP,UK,RU)
(EXCEPT AEP,UK,RU)
qg IC206 <zz. (VDAC_4)
(AEP,UK,RU)
500m V/DIV, 20 µ s/DIV
H
930mVp-p
500m V/DIV, 20 µ s/DIV
910mVp-p
1.4 Vp-p
H
500m V/DIV, 20 µ s/DIV
920mVp-p
H
H
H
H