Sony BDV-Z7 / HCD-Z7 Service Manual ▷ View online
HCD-Z7
53
• IC Block Diagrams
– MB-124 Board –
IC303 MM3141JNRE
5
4
1
REGULATOR
CURRENT
LIMIT
VDD
3
BIAS
CE
2
GND
VOUT
NC
1
VOUT
2
NC
3
GND
4
CN
5 CONT
7 NC
6 NC
6 NC
8 VIN
CURRENT
LIMITTER
DRIVER
BIAS
REFERENCE
THERMAL
SHUTDOWN
–
+
+
THERMAL &
OVER CURRENT
PROTECTION
ON/OFF
CONTROL
REFERENCE
VOLTAGE
1
VCONT
2
VIN
4
VOUT
3
GND
5
PCL
DISCONNECT
CIRCUIT
SSON#
8
SSCLK
7
REFCLK
6
VSS
5
VDD 1
XOUT 2
PD#/OE 4
XIN 3
PLL WITH
MODULATION
CONTROL
OUTPUT
DIVIDERS
& MUX
PROGRAMMABLE
CONFIGURATION
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
2Y0
1Y2
VCC
1Y1
1-COM
1Y0
1Y3
A
B
GND
GND
INH
2Y1
2Y3
2-COM
2Y2
IC307, 308 MM1701WHBE
IC701 MM1701AHBE
IC701 MM1701AHBE
IC601 TK73651AU3G0L-C
IC700 CY25100ZXC-39T
IC703, 803 TK11133CSCL-G
IC704 TK11150CSCL-G
IC704 TK11150CSCL-G
– IO Board –
IC602 SN74LV4052APWR
HCD-Z7
54
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
1
3
4
5
6
7
8
10
11
23
20
22
21
19
18
17
16
9
25
26
27
28
OUTPUT CLOCK
GENERATOR
CONTROL PORT &
REGISTERS
C OR U
DATA
BUFFER
MISC.
CONTROL
AES3
S/PDIF
ENCODER
DRIVER
SCL/CCLK
AD1/CDIN
TXP
TXN
VL
U
GND
OMCK
INT
24 H/S
TEST
TEST
TEST
15 TCBL
RST
TEST
TEST
TEST
TEST
VD
TSTN
RXP
AD2
2
AD0/CS
SDA/CDOUT
12
13
14
SERIAL
AUDIO
INPUT
SDIN
ISCLK
ILRCK
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
VDD 2
OUT 1
VSS 3
+
–
VREF
CD
5
NC
4
DELAY
CIRCUIT
– MAIN Board –
IC201, 205 SI-3010KM-TLS
IC202, 203 CS8406-CZZR
IC209 TK11133CSCL-G
IC301 TK11190CSCL-G
IC306 TK11150CSCL-G
IC301 TK11190CSCL-G
IC306 TK11150CSCL-G
IC211 S-80935CNMC-G85T2G
HCD-Z7
55
SW
10
BST
9
PGOOD
8
ISP
7
ISN
100mV
0.72V
SS
20pF
1pF
R1
300k
:
6
CURRENT SENSE
AMPLIFIER
VIN 1
EN
RSEN
63m
:
M1
D
3
SS 5
GND 2
FB 4
Q
S
R
R
R
DRIVER
OSCILLATOR
700kHz
ERROR
AMPLIFIER
PWM
COMPARATOR
CURRENT
LIMIT
COMPARATOR
REFERENCE
REGULATOR
REGULATOR
+
–
+
–
–
+
–
+
–
–
+
–
–
+
–
–
6
BST
8
VIN
7
RSET
6
GND
5
SW 1
EN 2
COMP 3
FB 4
BOOTSTRAP
REGULATOR
REGULATOR
1.5ms SS
500kHz
OSCILLATOR
REFERENCE UVLO/
THERML
SHUTDDOWN
INTERNAL
REGULATORS
–
+
+
0V8
COMP
2.6V
–
+
+
ERROR
AMP
150m
:
IC212 MP2490DQ-LF-Z
IC213 MP2467DN-LF-Z
HCD-Z7
56
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
AGND
VCC
2
3
3
VDD
DGND
4
5
5
LRCK 7
REFERENCE
u1/64
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
FMT
12
VINR
14
VINL
13
MD1
11
MD0
10
DOUT
9
BCK
8
CLOCK & TIMING CONTROL
POWER
SUPPLY
SUPPLY
SCKI 6
VREF 1
38 37
36
23
24
1
2
3
4
5
5
44
8
9
9
10
46
17
22
21
20
30
35
25
26
27
28
29
32
33
34
16
45
13
14 15
47
40
41
48
DI
39
CE
DO
RERR
SLRCK
SDIN
RXOUT1
RX0
RX1
RX2
RX3
RX3
6
DGND
7
DVDD
11
DVDD
12
DGND
GPIO0
RX4
RX5
RX6
RX5
RX6
GPIO2
RBCK
18
DGND
19
DVDD
SBCK
RDA
TA
RLRCK
DVDD
31 DGND
INT
DGND
DVDD
XMCK
XOUT
XIN
MOUT
AUDIO
CKST
RMCK
GPIO1
LPF
AV
D
D
AGND
GPIO3
CL
XMODE
42
DGND
43
DVDD
RXOUT2
DATA
SELECTOR
CLOCK
DIVIDER
INPUT
SELECTOR
DEMODULATION
&
LOCK DETECT
PLL
CLOCK
SELECTOR
OSCILLATION
AMPLIFIER
MICROCONTROLLER
INTERFACE
C bit, Pc
FS CALCULATOR
IC302 PCM1808PWR
IC303 LC89058W-E
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