Block Diagram - Changer Unit (D/A Converter Section) - Sony XES-Z50 Service Manual

XES-Z50
Q Q
3 7 6 3 1 5 1 5 0
7-10. BLOCK DIAGRAM – CHANGER UNIT (D/A CONVERTER Section) –
DATA
(HIGH FRONT)
22
(Page 90)
DATA
(MID REAR)
DATA LEVEL
SHIFT
(SUB WOOFER)
IC1010
BCK BCK
LRCK LRCK
T E
L 1 3 9 4 2 2 9 6 5 1 3
256FS
18
(Page 87)
XRST
21
(Page 89)
DITHER
15
(Page 88)
05
w w w
.
DIGITAL FILTER
IC1101
DI DOL
1 FILTER/ 24
INPUT
ATTENUATOR
DATA
BCKI PROCESS
OUTPUT DOR
INTERFACE
2
23
CIRCUIT
DATA
INTERFACE
BCKO
26
LRCI WCKO
TIMING
28 25
CONTROL
MUTE/ATTENUATE/
DE-EMPHASIS
SYSTEM CONTROL CIRCUIT
CLOCK
6 14 15 16
21
DI
1 DOL 24
DIGITAL FILTER
IC1201
2 BCKI
(SAME AS IC1101.) DOR 23
BCKO 26
LRCI
28 WCKO 25
6 14 21 15 16
1 DI DOL
24
DIGITAL FILTER
IC1301
2 BCKI
(SAME AS IC1101.) DOR
23
BCKO
26
28 LRCI WCKO
25
6 14 15 16
21
60
x a o
y
i
– 91 –
http://www.xiaoyu163.com
8
D/A CONVERTER
IC1102
ELECTRICAL VOLUME
1
I-V AMP LOW-PASS
AINL
IC1104
14 FILTER 16 MUX
(1/2) IC1104 (2/2)
2
7
R-CH
(IC1103)
SERIAL/PARALLEL
REGISTER
3
D/A CONVERTER
IC1202
CE0
(SAME AS IC1102.)
ELECTRICAL VOLUME
1 DATA
I-V AMP LOW-PASS
I OUT 14 IC1204 FILTER
16 AINL
(1/2) IC1204 (2/2)
2 CLOCK
7 L. E.
3
R-CH
(IC1203)
CE1
Q Q
D/A CONVERTER 3 7 6 3
IC1302
(SAME AS IC1102.)
ELECTRICAL VOLUME
1 DATA
I-V AMP LOW-PASS
I OUT 14 IC1304 FILTER 16 AINL
(1/2) IC1304 (2/2)
2
CLOCK
7
L. E.
3
R-CH
DATA, CLK
(IC1303)
(Page 88) 17
CE2
97 98 99
SMUTE 59
MASTER CONTROLLER
IC301 (3/4)
58
MUTE
u 1 6 3
.
http://www.xiaoyu163.com
9 2 4 9 8
LINE OUT
HIGH (3WAY)
FRONT (4CH)
IC1106
JK3011
AOUTL
LINE AMP
14 L
IC1107
JK3012
R-CH R
R-CH
R-CH
RY1101
CONTROL REGISTER
R-CH
6 2 8
LINE OUT
MID (3WAY)
REAR (4CH)
IC1206
(SAME AS IC1106.)
JK3021
LINE AMP
AOUTL 14 L
IC1207
JK3022
R
R-CH
6 2 8
RY1201
R-CH
1 5 1 5 0 8 9 2 4
LINE OUT
SUB WOOFER
IC1306
(SAME AS IC1106.)
JK3031
LINE AMP
AOUTL 14
L
IC1307
JK3032
R-CH R
6 2 8
RY1301
R-CH
11
MUTE SWITCH
IC413 (2/3)
13
IC411 (3/3)
12
9
5 6
10
8
IC414 (2/5)
RELAY DRIVE
Q1001
23
(Page 94)
m
c o
– 92 –
2 9 9
9 8 2 9 9
• Signal path.
: CD PLAY