1818
HCD-SR1/SR2/SR3
HCD-SR1/SR2/SR3
• Waveforms
– RF Board –
– DMB08 Board –
– DDCOM Board – – AMP Board –
– IO Board –
1 IC001 1 (DVDRFP) 4 IC001 tj (RFAC) 3 IC001 r; (FE)
100 mV/DIV, 1 ms/DIV200 mV/DIV, 100 ns/DIV 500 mV/DIV, 100 ns/DIV
800 mVp-p
0.3 Vp-p
1.3 Vp-p
2 IC001 el (TE)
500 mV/DIV, 1 ms/DIV
0.5 Vp-p
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
4.0 Vp-p
4.1 Vp-p
4.8 Vp-p
8 IC303 qd (SO3)
29.5 ns
1 V/DIV, 10 ns/DIV
4.1 Vp-p
4.5 Vp-p
q; IC301 r; (XTAL)
50 ns
1 V/DIV, 20 ns/DIV
4.1 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
2.7 Vp-p
qd IC206 <zxb (VDAC_2)
500 mV/DIV, 20
µ
s/DIV
1.1 Vp-p
qk IC607 qs (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
4.5 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
930 mVp-p
500 mV/DIV, 20
µ
s/DIV
910 mVp-p
1.4 Vp-p
H
500 mV/DIV, 20
µ
s/DIV
920 mVp-p
H
H
H
H
10.5
µ
s
23.2 Vp-p
10 V/DIV, 4
µ
s/DIV
ql Q802 collector
4.7 Vp-p
3.9 Vp-p
2.6
µ
s
20.3 ns
w; IC305 4 wa IC108,109, 110 qa (OUTL1)
1 V/DIV, 10 ns/DIV
1 V/DIV, 1
µ
s/DIV
ws
IC201 wd (CVBS OUT)
wd
IC201 wh (COUT)
1 V/DIV, 20
µ
s/DIV 1 V/DIV, 20
µ
s/DIV
wf
IC201 w; (CYOUT)
1 V/DIV, 20
µ
s/DIV
2.2 Vp-p
H
wg
IC201 qk (CbOUT)
1.6 Vp-p
H
500 mV/DIV, 20
µ
s/DIV
H
2.7 Vp-p
H
2.0 Vp-p
ws
to
wj
: color bars video signal
(EXCEPT AEP,UK,RU)
wf
IC201 w; (CYOUT)
(AEP,UK,RU)
(EXCEPT AEP,UK,RU)
wg
IC201 qk (CbOUT)
(AEP,UK,RU)
wh
IC201 qh (CrOUT)
500 mV/DIV, 20
µ
s/DIV
H
1.6 Vp-p
(EXCEPT AEP,UK,RU)
wh
IC201 qh (CrOUT)
(AEP,UK,RU)
wj
IC101 qf (XO)
(AEP,UK,RU)
500 mV/DIV, 20
µ
s/DIV
H
1.7 Vp-p
500 mV/DIV, 20
µ
s/DIV
1.7 Vp-p
H
500 mV/DIV, 20
µ
s/DIV
1.7 Vp-p
H
231 ns
3.5 Vp-p
1 V/DIV, 100 ns/DIV
w
w
w
.
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Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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http://www.xiaoyu163.com