Sony MDS-JB940 Service Manual ▷ View online
49
IC151
CXD2662R
IC141
BH6511FS-E2
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
GND
VG
IN4R
IN4F
VM4
OUT4F
PGND4
OUT4R
VM34
OUT3R
PGND3
OUT3F
VM3
IN3F
IN3R
PSB
CAPA
–
CAPA+
IN2R
IN2F
VM2
OUT2F
PGND2
OUT2R
VM12
OUT1R
PGND1
OUT1F
VM1
IN1F
IN1R
V
DD
CHARGE
PUMP.
OSC
INTERFACE
AMP
INTERFACE
AMP
AMP
INTERFACE
PREDRIVE
PREDRIVE
PREDRIVE
PREDRIVE
AMP
INTERFACE
AMP
AMP
AMP
V
DD
PSB
AMP
100 99 98 97 96 95
94 93
EFMO
DVSS
TEST3
TEST2
TEST1
FGIN
SPFD
SPRD
92
SFDR
91
SRDR
90
FS4
89
FRDR
88
FFDR
87
DVDD
86
TFDR
85
TRDR
84
LDDR
83
APCREF
82
DTRF
81
CKRF
80
XLRF
79
F0CNT
78
ADFG
77
APC
76
DCHG
75 TE
74 SE
73 AVSS
72 ADRB
71 ADRT
70 AVDD
69 ADIO
62 CLTV
61 FILO
60 FILI
59 PCO
57 RFI
58 AVSS
56 BIAS
55 AVDD
54 ASYI
53 ASYO
52 MVCI
51 D3
68 VC
67 AUX1
66 FE
65 ABCD
64 BOTM
63 PEAK
50
D2
49
D0
48
D1
47
XWE
46
XRAS
45
A09
44
XCAS
43
XOE
42
DVSS
41
A11
40
A08
39
A07
38
A06
37
A05
36
A04
35
A10
34
A00
33
A01
32
A02
31
A03
30
DVDD
28
XBCK
29
FS256
26
DADT
27
LRCK
24
XBCKI
25
ADDT
23
LRCKI
22
DATAI
21
DOUT
20
DIN1
19
DIN0
18
XTSL
17
OSCO
16
OSCI
15
TX
14
XINT
13
RECP
12
DQSY
11
SQSY
10
XRST
9
SENS
8
SRDT
7
XLAT
6
SCLK
5
SWDT
4
MNT3
3
MNT2
2
MNT1
1
MNT0
PWM
GENERATOR
AUTO
SEQUENCER
SERVO
DSP
CPU I/F
MONITOR
CONTROL
CONTROL
SPINDLE
SERVO
EACH
BLOCK
BLOCK
EACH
BLOCK
BLOCK
DIGITAL
AUDIO
I/F
SAMPLING
RATE
CONVERTER
CLOCK
GENERATOR
SUBCODE
PROCESSOR
EACH
BLOCK
BLOCK
A/D
CONVERTER
ANALOG
MUX
EFM/ACIRC
ENCODER/
DECODER
PLL
SHOCK RESISTANT
MEMORY CONTROLLER
ATRAC
ENCODER/DECODER
ADIP
DECODER
COMP
ADDRESS/DATA BUS A00 - A11, D0 - D3
50
– AU Board –
IC603
AK4524-TP
IC300
SN74HC153ANSR
IC301
SN74HCU04ANSR
IC451
LB1641
VCOM
AINR
AINL
2
1
3
VREF
4
TEST
7
XTAI
9
XTALE 10
XTAO
8
SDTI 14
LRCK 11
BICK 12
SDTO 13
AGND
5
VA
6
A/D
CONVERTER
BLOCK
D/A
CONVERTER
BLOCK
CLOCK
GENERATOR
& DIVIDER
AUDIO
INTERFACE
CONTROLLER
CDTI
15
CIF
18
CLKO
21
AOUTL+
26
AOUTL–
25
DGND
24
VD
23
VT
22
AOUTR+
28
AOUTR–
27
PD
19
M/S
20
CS
17
CCLK
16
CONTROL
REGISTER
INTERFACE
H.P.F.
D-ATT
D-ATT,
S-MUTE
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
2G
2C3
2C2 2C1 2C0
2Y
VCC
2C3
2C2 2C1 2C0
STROBE
2G
OUTPUT
2Y
A
SELECT
DATA INPUTS
B
B
A
A
B
B
A
A
1G
1C3 1C2
1C1 1C0
1Y
STROBE
1G
B
SELECT
1C3 1C2
1C1 1C0
OUTPUT
1Y
GND
DATA INPUTS
1
2
3
4
5
6
7
8
9
10
GND
MOTOR
DRIVE
NOISE
FILTER
CLAMP
FWD.IN
REV.IN
VCC 1
VCC 2
NOISE
FILTER
MOTOR
DRIVE
MOTOR
DRIVE
MOTOR
DRIVE
T.S.D
O.C.P
FWD/REV/STOP
CONTROL LOGIC
IC305
TC7WU04F-TE12L
VCC
GND
3
4
5
6
12
11
10
9
8
13
14
1
2
7
1
2
3
4
8
7
6
5
VCC
1Y
3A
2Y
GND
2A
3Y
1A
51
IC201
CXD9556AQ
DINIT
INAF
OVFLAG
CKVDD
CTLVDD
SYNC
MODE
SCDATA
SHIFT
LATCH
INIT
SYSM
NREGCLR
VDD
VSS
AVSSR2
CKTL2
CKTL1
CKTL0
TEST2
TEST1
DFIOSEL
DFLRCK
DFDTL
DFDTR
DFBCK
DFDTEN
PLMGAIN2
PLMGAIN1
VDD
VSS
AVSSL1
PWM
GEN.
64FS
or
128FS
LINEAR
INTERPOLATOR
&
NOISE SHAPER
P S
DIGITAL
FILTER
4BIT DATA
DSD
S P
CLOCK
GEN.
MUTE
/ INIT
SERIAL
CONTROL
1FS or
2FS
2FS
24
24
8FS
4
2
3
4
4
4
4
4
4
4
4
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
1
2
3
4
5
6
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
7
64
L1(
–
) / NSDOL4
VsubL1
L1(
–
) / NSDOL3
A
VDDL1
A
VDDL2
L2(+) / NSDOL2
VsubL2
L2(
–
) / NSDOL1
A
VSSL2
64FSI
XVDD
XOUT
XIN
XVSS
VsubX
A
VSSR1
R2(
–
) / NSDOR1
VsubR2
R2(+) / NSDOR2
A
VDDR2
A
VSSR1
R1(+) / NSDOR3
VsubR1
R1(
–
) / NSDOR4
CKTL3
DFCKSEL
NSCKSEL
VSS
MUTEL
MUTER
PWMSEL
MTPOL
DRPOL
VDD
DA
TA
VDD
SDA
TAL
SDA
TAR
SBCKI
LRCKI
BCKI
D
ATA
I
VSS
VSS
LVCKO1
LVCKO2
INVO
INVI
128FSO
52
IC400
LA5643
– HP Board –
IC802
M5218AL
1
–
+
12
DELAY
CIRCUIT
VREF
DELAY
CIRCUIT
3.3V
PH5
STBY
V
CC
ANA5
SYS3.3
B.BAK
AC
CD1
P. DOWN
GND
CD2
S. RESET
–
+
–
+
–
+
–
+
–
+
2
3
4
5
6
7
8
9
10
11
–
+
2
3
6
7
4
5
8
1
V+
–
+
V–
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