Block Diagram - Changer Unit (Main Section (1/2)) - Sony XES-Z50 Service Manual

XES-Z50
7-8. BLOCK DIAGRAM – CHANGER UNIT (MAIN Section (1/2)) –
CN12 (1/2)
MASTER BUS
CONTROLLER
13
FROM TUNER L-IN
CONTROL
8
UNIT TUNER R-IN
R-CH
–1
JK2011
LINE AMP
IC1601
L
ANALOG IN
JK2012
AUX AUDIO
R-CH
R
–2
TUNER GND
AUX GND
RY1601
R-CH
RY1602
OPTICAL
RXP
DIGITAL IN
RECEIVER 9
AUX AUDIO
CN14
CONFIDENCE
FLAG
PARITY
CHECK
X1401
11.2896MHz
SYNC (44.1kHz)
BUFFER
10
(Page 86)
IC701 (2/2)
05
(Page 86)
(Page 84)
AIN
L+
3
BUFFER
BUFFER
INVERT AMP
IC1604
4
IC1602
IC1603 AIN
L–
A/D CONVERTER
A/D CONVERTER
CIRCUIT GND
RY1603
ISOLATION
RELAY DRIVE
Q1602
AUX-SEL
RELAY DRIVE
Q1601
DIGITAL AUDIO
INTERFACE RECEIVER
IC502
TIMING
SDATA
CLOCK & DATA
RECOVERY
AUDIO
SCK
SERIAL
BI-PHASE OUTPUT
DE-
FSYNC
DECODER &
MULTIPLEXER
FRAME SYNC
REGISTER
CHANNEL
ERROR CRC
STATUS
ENCODER CHECK
LATCH
ERF
EMP
MULTIPLEXER
19
CLOCK (256FS)
SELECT
IC1401
LEVEL SHIFT
5 6
IC1010 (1/2)
4
13 12
OSC
2
3
IC1403 (1/4)
8
IC1403
1
(2/4)
11
IC1403
IC1403
(4/4)
(3/4)
10
ISOLATION COUNTER
IC703 (2/2) IC1402
– 87 –
DATA
DATA
BCK, LRCK
DATA
9
ISOLATION
BUFFER
IC702,
BCK BCK
IC701 (1/2)
IC703 (1/2)
LRCK
LRCK
DE-EMPHASIS
4
SDATA
SERIAL 15
+
LOOP DECIMATION
+
OUTPUT
– FILTER FILTER SCLK
INTERFACE 14
DAC
S-RAM CONTROLLER
IC1607
CLK
19 2 10 16 13
CLOCK SHIFT
IC1606
26
IC503 (1/2)
12
3 5
11
IC503 (2/2)
1 7
25
3
EEPROM
IC302
9
6 5
79 7
18 19 20
(Page 91) (Page 94) (Page 94)
IC417
BCK LRCK, BCK
11
12
13
9 8
10
5 6
4
2 3
1
IC416, 417
BCK, LRCK,
IC416
EMPHASIS
SELECT
12 11
13
9 8
10
5 6
4
2
3
1
DITHER
15 1 2 3 4 5 6 7
INPUT
13 G SELECTOR
IC415
DATA CLK CE
14 11 12
DATA, CLK
DATA, CLK
BUFFER
IC413 (1/3)
6 3
4
1
5 2
3 4 8
80
MASTER CONTROLLER
IC301 (1/4)
– 88 –
DATA
13
(Page 89)
14 (Page 89)
15
(Page 91)
16
(Page 89)
17
(Page 92)
• Signal path.
: CD PLAY
: FM/AM
: AUX DIGITAL AUDIO