Sony HCD-FC8 - System Components, Руководство по обслуживанию

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HCD-FC8/FC9
•
Waveforms
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)
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
1.6 Vp-p
H
qs
IC206
<zx,
(VDAC_1)
500 mV/DIV, 20
µ
s/DIV
1.4 Vp-p
H
qj
IC901
e
k
(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
1.2 Vp-p
H
qk
IC607
ql
(MCLK2)
74.1 ns
3.7 Vp-p
1 V/DIV, 40 ns/DIV
qf
IC206
<zxx
(VDAC_3)
820 mVp-p
H
200 mV/DIV, 20
µ
s/DIV
qg
IC206
<zz.
(VDAC_4)
200 mV/DIV, 20
µ
s/DIV
H
820 mVp-p
qh
IC606
w
a
(XOUT)
81.4 ns
4.8 Vp-p
1 V/DIV, 40 ns/DIV
— DDCOM Board —
9.1
µ
s
25.2 Vp-p
10 V/DIV, 4
µ
s/DIV
ql
Q803 collector
— RF Board — — AMP Board —
3.4 Vp-p
4.2 Vp-p
2.6
µ
s
20.3ns
w;
IC304
4
wa
IC301, 302, 303 2 (OUTL1)
1 V/DIV, 10 ns/DIV 1 V/DIV, 1
µ
s/DIV
— VIDEO Board —
ws
IC208
ea
(VOUTb)
wd
IC208
ed
(COUT)
1 V/DIV, 20
µ
s/DIV
1 V/DIV, 20 µ s/DIV
wf
IC208
wk
(YOUTb)
1 V/DIV, 20
µ
s/DIV
2.2 Vp-p
H
wg
IC208
wg
(CYOUTb)
1 V/DIV, 20
µ
s/DIV
2.2 Vp-p
H
wh
IC208
ws
(CbOUTb)
1.5 Vp-p
H
500 mV/DIV, 20
µ
s/DIV
H
2.6 Vp-p
H
1.8 Vp-p
wj
IC208
ql
(CrOUTb)
500 mV/DIV, 20
µ
s/DIV
H
1.5 Vp-p