Sony DHC-EX880MD / DHC-MD717 / MDS-EX880 / MDS-MS717 Service Manual ▷ View online
– 51 –
IC121
CXD2652AR
100 99 98 97 96 95
94 93
EFMO
DVSS
TEST3
TEST2
TEST1
TEST0
SPFD
SPRD
92
SFDR
91
SRDR
90
FS4
89
KRDR
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 AUX2
74 TE
73 SE
72 AVSS
71 ADRB
70 ADRT
69 AVDD
68 ADIO
61 CLTV
60 FILO
59 FILI
58 PCO
57 PDO
55 RFI
56 AVSS
54 BIAS
53 AVDD
52 ASYI
51 ASYO
67 VC
66 AUX1
65 FE
64 ABCD
63 BOTM
62 PEAK
50
MVCI
49
D3
48
D2
47
D0
46
D1
45
XWE
44
XRAS
43
A09
42
XCAS
41
XOE
40
DVSS
39
A11
38
A08
37
A07
36
A06
35
A05
34
A04
33
A10
32
A00
31
A01
30
A02
29
A03
28
DVDD
26
XBCK
27
FS256
25
LRCK
24
DADT
23
ADDT
22
DOUT
21
DIN
20
RVSS
19
RVDD
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
APC
PLL
SHOCK RESISTANT
MEMORY CONTROLLER
ATRAC
ENCODER/DECODER
DRAM
ADIP
DEMODULATOR/
DECODER
COMP
ADDRESS/DATA BUS A00 - A11, D0 - D3
– 52 –
IC152
BH6511FS-E2
IC172
BA6287F
IC201
AK4520A-VF-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
1
2
3
4
OUT1
VM
VCC
FIN
8
7
6
5
GND
OUT2
VREF
RIN
CONTROL LOGIC
TSD
POWER
SAVE
DRIVER
DRIVER
∆Σ
MODULATOR
8
×
INTERPOLATOR
COMMON
VOLTAGE
CLOCK
DIVIDER
SERIAL I/O
INTERFACE
LPF
∆Σ
MODULATOR
∆Σ
MODULATOR
∆Σ
MODULATOR
8
×
INTERPOLATOR
DECIMATION
FILTER
DECIMATION
FILTER
LPF
16
15
17
18
19
20
21
22
23
24
25
26
27
28
1 2
3
4
5 6
7
8
9 10
14
13
12
11
VCOM
AOUTR
AOUTL
CMODE
PWAD
PWDA
DGND
VD
TST1
TST2
TST3
DEM1
DEM0
MCLK
SDTO
SDTI
SCLK
LRCK
DIF1
DIF0
AGND
VA
AINL–
AINL+
AINR–
VREFH
AINR+
VREFL
– 53 –
– MAIN Board –
IC306
SN74HC153AN
IC308, 309
BA6208
IC317
M62016L
16
1
2
3
4
5
6
7
8
15
14
13
12
2C3
2C2
B
A
B
A
2C1
2C0
2Y
1C3
1C2
1C1
1C0
1Y
V
CC
2C3
2C2
2C1
2C0
DATA INPUTS
DATA INPUTS
STROBE
2G
STROBE
1G
B
SELECT
1C3
1C2
1C1
1C0 OUTPUT
1Y
GND
A
SELECT
OUTPUT
2Y
2G
11
10
9
1G
B
A
B
A
1
2
3
4
5
6
7
8
9
NC
OUTPUT 2
Vcc
GND
NC
INPUT 2
INPUT 1
NC
MOTOR
DRIVE
MOTOR
DRIVE
REG
SWITCH
SWITCH
OUTPUT1
1
2
3
4
5
+
–
INTERRUPT SIGNAL
GENERATING BLOCK
RESET SIGNAL
GENERATING BLOCK
+
–
GND
INT
RESET
CD
VCC
COM
COM
– 54 –
– PANEL (FL) Board –
IC701
M66004M8FP
– PANEL (R) Board –
IC702
M66310FP
SEGMENT
OUTPUT
CIRCUIT
CIRCUIT
(35BIT x 16)
DECODER
INDICATION
CODE
RESISTOR
(8BIT x 16)
DECODER
(35BIT x 16)
CODE/COMMAND
CONTROL
CIRCUIT
INDICATION
CONTROL
RESISTOR
INDICATION
CONTROLLER
DIGIT OUTPUT
CIRCUIT
CODE
WRITE
CODE SELECT
SERIAL
RECEIVE
CIRCUIT
OUTPUT
PORT
(2BIT)
CLOCK
GENERATOR
CIRCUIT
RAM
WRITE
21
20
19
22
13
32
60
64 - 61
59 - 33
23 - 31
1 - 12
17 • 18
14 • 15 • 16
DIG12
|
DIG15
VCC2
SEG0
|
SEG26
VSS
XIN
XOUT
VCC1
RES
DIG11
|
DIG0
VP
CS
CLK
DATA
SEG35
|
SEG27
P1
P0
24
0
D
R
CK
23
0
D
R
CK
22
0
D
R
CK
21
0
D
R
CK
20
0
D
R
CK
19
0
D
R
CK
18
0
D
R
CK
17
0
D
R
CK
16
0
D
R
CK
15
0
D
R
CK
14
0
D
R
CK
13
4
5
6
7
8
9
10
11
12
0
D
R
CK
1
D
R
CK
1
D
R
CK
1
D
R
CK
1
D
R
CK
1
D
R
CK
1
D
R
CK
1
D
R
CK
1
D
R
CK
1
D
R
CK
1
D
R
CK
1
D
R
CK
1
D
R
CK
D
1
R
CK
D
1
0
0
R
CK
D
R
CK
D
R
CK
1
2
3
D
1
R
CK
D
1
0
0
R
CK
D
R
CK
D
R
CK
QC
QD
QE
QF
QG
QH
QI
QJ
QK
QL
QM
QN
QA
QB
VCC
D
ATA
OE
LT
RST
CLK
GND
SQP
QO
QP
Click on the first or last page to see other DHC-EX880MD / DHC-MD717 / MDS-EX880 / MDS-MS717 service manuals if exist.