Digital Section - Sony MDS-B5 Service Manual

—DIGITAL SECTION—

AES
PF6
G
ABCK
REMOTE ALRCK
SECTION
DODT
(Page 51)
DQ1 - DQ4
2 3 22 23
68 - 71
DO-D3
(Page 46)
BD
DOUT
SECTION
DATA
DATA 93
LRCK
A
LRCK 90 EFM
BCK
ENCODER
BCK 91
C2PO
C2PO 92
DECODER
SPO
CLOCK
87
GENERATOR
ATRAC
ENCODER/DECODER
DATA SHOCK PROOF
MEMORY CONTROLLER
LRCK
IC401
C2PO
(Page 49)
BCK
DUPLICATION
SRDT1
SECTION
SRDT
E XLAT1
SWDT
SCLK
XLAT2 12
XINT2
SCTX
DIGXRES
(Page 52)
REMOTE DIGXRES
SECTION
H
MCK
XAMUTE
IORES
20 21 22
XRST 32 SRDT
SWDT 31 SWDT
SCLK 33 SCLK
(Page 46)
SCTX 10 SCTX
BD
SENS 94 SENS
SECTION
SCL 95 SCL
A
SDA 97 SDA
SYSTEM
SQSY 5 SQSY CONTROL
IC301 (1/2)
WRPWR WRPWR
100
SHCK 1 SHCK
2 FOK
FOK
FG 11 FG
REC 23
REC
D
P.DOWN 7 PDOWN
POWER
SECTION 13
(Page 53)
X301
8.6MHz
09
D-RAM
IC402
A0 - A11
4 5 21 20 6 - 11 14 - 19
67 66 62 61 48 49 52 - 60 65 95 94
A00-A11
AUDIO
INTERFACE
ATRAC
RAM
ENCODER
INTERFACE
ADIN
42
DECODER
CPU
DOUT
41
CONTROLLER
ABCK
43
ALRCK
44
2 3 4 5 6 9 37
17
3 CK Q 5
VCO DIVIDER
3 CK Q 5
IC405 IC404
DIVIDER
IC506
RESET RESET
Q402 Q403
24 26 27 28 2 20 10 14 1 9
3 6 4 5
CE 30
FL DRIVER
RXD 36
IC311
FLCS 29
1
7
TXD 35
2
5
3
CLK 37 6
SIRCS 6
12
XREST
15 89 - 91 92 93
KEY MATRIX
— 47 —
SAMPLING RATE
INTERFACE RECEIVER
CONVERTER
IC410
IC409
DATAO
DATAI 1 23
30 DATAO
11 AVOCK
BCKO
31
3 21 BCK
BCKI
32 LRCKO
LRCK
2 22
LRCKI
13 XI FI128 7 20 FS128
42 SWDT 14 SCLK
SCLK XLAT1
41 SCK 15 XLAT
XLAT1
40 XLAT
16 SWDT
SRDT1
17 SRDT
10 INIT DQSY
18 DIN1
ERROR
24 EROR
10 XMODE
A/D
CONVERTER
FRONT - END
IC501
IC502
16 DOUT INLM 2 10 AOUTL+ INL- 4
INLP 1 9 AOUTL-
15 SCLK
14 LRCK
INRN 27
20 MCLK CH2
INRP 28
10 DIGPD CH2
D/A
CONVERTER
MIX AMP
IC503
LPF
IC504
IC505
5
27
11 DADT L1+ + 7 5
7
6
L2+ 25 -
10 XBCK
12 LRCK
MUTE
Q807
R1+ 16
CH2
22 512FS R2+ 18
MUTE
SWITCH
Q809-811
SWDT
3 ATT
SCLK
4 SHIFT
DALAT
5 LATCH
1 INIT
RESET RESET
Q404 Q401
VARI SPEED PLL
8 11
IC406
14 CS
16 SDATA
D1 - D15
15 SCK
5 3 2 6
61 12 - 1 64 - 62
J703
REMOTE
GRID
DRIVER
1 VCC 3 B+
XRES Q604
S301
RESET
RESET
SW FL601
IC310
SWITCH
IC411
12
8
13
1
2
5
SWITCH
IC872
13
NORMALIZER
12
IC873
2
1 5 1 6 1
9
RV801
RECORD
AMP
CH-1 (L)
IC801
3
3
1 +
2 1
2
-
CH2
S801
MODE
J801
STEREO
ANALOG
IN
MONO
J807
ANALOG
INPEDANCE OUT
CONVERSION
AMP
IC804
IC802
3 1 3 1
3
2 1
RV803
PLAY BACK
CH-1 (L)
6 7
RELAY DRIVER
RY803
Q805, 806
RV805
J805
HP AMP
HP VOLUME PHONES
IC803
CH2
5 7
FL DRIVER
IC601
S611
LED
P1 17 DRIVER
Q602
S612
LED
P0 18 DRIVER
Q601
S1 - S36 RST
59 - 33 31 - 32 13
— 48 —
MDS-B5
(Page 49)
ABCK
F
ALRCK
ADIN
DUPLICATION
DOUT
SECTION
DIG IN/OUT
IC871
15 14 OUT
J873
IEC958
- 1 IN
3
+
2
J871
AES/EBU
3
- 7
5 IN
2 1
+
6
DE
12
• CH2: Same as CH1
• Signal path
:PB
:REC
:PB (DIGITAL IN)
:REC (DIGITAL OUT)