Pioneer XW-HT1, Service Manual

Page: 64 / 78

XW-HT1
64
1 2 3 4
1 2 3 4
C
D
F
A
B
E
Audio
Serial
Port
Output Amp and
Low-Pass Filter
DAC
4x/8x
Oversampling
Digital Filter
with
Function
Controller
Enhanced
Multilevel
Delta-Sigma
Modulator
Output Amp and
Low-Pass Filter
DAC
BCK
LRCK
DATA
1
3
2
5 4
8
7
6 9
15
14
13
16
12
11
10
ML
MC
MD
Serial
Control
Port
System Clock
Manager
Zero Detect
Power Supply
V
OUT
L
V
COM
V
OUT
R
V
DD
DGND
ZEROL
ZEROR
SCK
System Clock
V
CC
AGND
TOP VIEW
BCK
DATA
LRCK
DGND
V
DD
V
CC
V
OUT
L
V
OUT
R
SCK
ML
MC
MD
ZEROL/NA
ZEROR/ZEROA
V
COM
AGND
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
PCM1742
PCM1742KE (RX Module : IC28)
Blockdiagram
Pin function Pin layout
• DA Converter
. o N e m a N n i P O / I n o i t c n u F n i P
1 K C B I ) t u p n i r e g g i r t t d i m h c S ( a t a d o i d u a r o f t u p n i k c o l c t i B
2 A T A D I ) t u p n i r e g g i r t t d i m h c S ( a t a d o i d u a r o f t u p n i l a t i g i D
3 K C R L I a t a d o i d u a f o l e n n a h c R / L r o f t u p n i e l b a n e h c t a L
4 D N G D
−
d n u o r g l a t i g i D
5 V
D D
−
V 3 . 3 + , y l p p u s r e w o p l a t i g i D
6 V
C C
−
V 5 + , y l p p u s r e w o p g o l a n A
7 V
T U O
L O h c L r o f t u p t u o g o l a n A
8 V
T U O
R O h c R r o f t u p t u o g o l a n A
9 D N G A
−
d n u o r g g o l a n A
0 1 V
M O C
−
e g a t l o v e s a h p e m a s r o f g n il p u o c e D
1 1 A O R E Z / R O R E Z O h c R / L r o f t u p t u o g a l f o r e z / h c R r o f t u p t u o g a l f o r e Z
2 1 A N / L O R E Z O d e s u t o N / h c L r o f t u p t u o g a l f o r e Z
3 1 D M I l o r t n o c e d o m r o f t u p n i a t a D
4 1 C M I l o r t n o c e d o m r o f t u p n i k c o l C
5 1 L M I l o r t n o c e d o m r o f t u p n i h c t a L
6 1 K C S I t u p n i k c o l c m e t s y S