Sony HCD-DZ820KW Service Manual page 27

Q Q
3 7 6 3 1 5 1 5 0
• Circuit Boards Location
TUNER UNIT
DMB12 board
DIAT-TX board
SW board
MS-203 board
T E
L 1 3 9 4 2 2 9 6 5 1 3
• Waveforms
– DMB12 Board –
1 4
IC101 6 (DVDRFIP)
800 mVp-p
500 mV/DIV, 20 µ s/DIV
200 mV/DIV, 100 ns/DIV
2 5
IC101 <xx. (XTALI)
4.2 Vp-p
37 ns
1 V/DIV, 20 µ s/DIV
1 V/DIV, 10 ns/DIV
3 6
IC708 qg (X1)
w w w
3.8 Vp-p
100 ns
1 V/DIV, 20 µ s/DIV
1 V/DIV, 40 ns/DIV
HCD-DZ820KW
IO-S TERMINAL board
SPEAKER board
MAIN board
HEATSINK B board
HEATSINK A board
POWER board
FL board
DDCON board
JACK board
7
IC101 <z., (YUV3) IC101 <x// (YUV4)
1.1 Vp-p
H
1 V/DIV, 20 µ s/DIV
8
IC101 <z.n (YUV2) IC101 <x/x (YUV5)
0.7 Vp-p
H
H
500 mV/DIV, 20 µ s/DIV
9
IC101 <z.v (YUV1) IC101 <x/c (YUV6)
1.1 Vp-p
x a o
y
. i
H
H
500 mV/DIV, 20 µ s/DIV
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– MAIN Board –
0
IC702 ws (XIN(I))
81.3 ns
1 V/DIV, 40 ns/DIV
qa
IC2 <zvx (CLKIN)
40 ns
1 V/DIV, 20 ns/DIV
qs
IC501 qg (Xin)
200 ns
Q Q
3 7 6
1 V/DIV, 100 ns/DIV
qd
IC3010 rk (XFSOIN)
1.1 Vp-p
20.3 ns
1 V/DIV, 10 ns/DIV
H
0.7 Vp-p
u 1 6 3
.
0.6 Vp-p
27 27
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2 4
8 9 9
– IO-S TERMINAL Board –
qf
IC201 wh (COUT)
2.0 Vp-p
H
3.6 Vp-p
1 V/DIV, 20 µ s/DIV
qg
IC201 qk (CbOUT)
2.5 Vp-p 1.6 Vp-p
H
500 mV/DIV, 20 µ s/DIV
qh
IC201 wa (YOUT)
2.2 Vp-p
H
2.7 Vp-p
3 1 5 1 5 0 8 9 2
1 V/DIV, 20 µ s/DIV
qj
IC201 qh (CrOUT)
5.5 Vp-p
1.6 Vp-p
H
500 mV/DIV, 20 µ s/DIV
qk
IC201 w; (CYOUT)
2.2 Vp-p
H
1 V/DIV, 20 µ s/DIV
m
c o
HCD-DZ820KW
2
8 9 9
– DIAT-TX Board –
ql
IC804 tj (OSC1)
2.3 Vp-p
40.6 ns
500 mV/DIV, 20 ns/DIV
4 9 8 2 9 9