Sony HCD-EX5 Service Manual page 46

HCD-EX5
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3 7 63 1515 0
– MAIN BOARD –
IC301 PCM1748E/2K
BCK
1 Serial
Input
DATA 2
I/F 8x Oversampling Digital Filter
LRCK 3
with Function Controller
DGND 4
Power
VDD 5
Supply Enhanced Multi-Level
VCC
6 Deita-Sigma Modurator
DAC
Output Amp and
LOUT 7
Low-Pass Filter
ROUT 8
TE
L 13942296513
• Waveforms
1
IC101 us (XTAO)
5.8 Vp-p
59 ns
1V/DIV,20ns/DIV
2
IC381 2 FUNCTION:CD
4.2 Vp-p
59 ns
1V/DIV,20ns/DIV
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46
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System Clock
System Clock
Manager
Function
Control
I/F
Zero Detect
DAC
Output Amp and
Low-Pass Filter
3
IC701 eh (XT2)
3.3 Vp-p
31 µ s
1V/DIV,10µs/DIV
4
IC701 ek (X2)
3.2 Vp-p
50 ns
1V/DIV,20ns/DIV
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8
16 MCLK
15 LAT
14 CLK
13 DATA
12 DZFL
11 DZFR
VCOM
10
AGND
9
Q Q
3 6 7 1 3
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2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
m
co
9 9
2 8 9 9