Sony HCD-GPX6 / HCD-GPX7 Service Manual ▷ View online
HCD-GPX6/GPX7
41
41
6-20. SCHEMATIC DIAGRAM – POWER Board –
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
IC903
C903
IC902
C905
C904
R909
C915
C902
C901
D911
D912
R902
R901
C913
C914
R904
R903
F901
F902
C907
D903
D905
D904
D902
D906
D907
D909
D908
R905
JW901
JW906
R906
JW939
D913
JW940
JW904
JW908
JW907
CN904
CN903
IC901
JW
902
CN902
CN901
C912
T901
C909
D910
D901
JW
903
JW
905
S901
RY901
F903
470
10V
10V
TA7807S
3300
25V
470
10V
10V
2.2k
10
50V
3300
25V
470
10V
10V
1SS133T-72
1SS133T-72
1k
1k
0.1
0.1
0.22
0.22
0.1
1N4002
1N4002
1N4002
1N4002
1N4002
1N4002
1N4002
1N4002
3.3
3.3M
1SS133T-72
2P
2P
TA7810S
7P
12P
220
50V
50V
0.1
10EDB40
UNREG HIGH
UNREG GND
TC MGND
CD M7V
CD MGND
D 4V
D GND
RELAY ON
FL AC
FL AC
FL -30V
UNREG HI
+POWER
-POWER
POWER GND
AC DETECT
TC M10V
240V
120V
220V(230V)
GND HIGH
GND LOW
O
G
I
+10V REGULATOR
O
G
I
G
I
O
+4V REGULATOR
+7V REGULATOR
MAIN POWER
TRANSFORMER
BUILT IN TRANSFORMER
NOT REPLACEABLE:
∗
(AC IN)
BLOCK
SUB POWER
(2/2)
∗ F901,902
3.15A 125V
T3.15A 250V
T4A 250V
(US)
(HK,SP,KR,AUS)
(AEP,AR)
D3SBA20 (GPX6)
(GPX7)
D5SBA20
(US)
(US,HK,SP)
(AEP,AR,KR)
(AUS)
T1.6A 250V
(EXCEPT HK,SP)
(EXCEPT HK,SP)
VOLTAGE SELECTOR
120V
220V
240V
(EXCEPT HK,SP)
(HK,SP)
(HK,SP)
(HK,SP)
(HK,SP)
(EXCEPT HK,SP)
µPC3504AHF
(Page 33)
(Page 35)
HCD-GPX6/GPX7
42
42
•
IC Block Diagrams
– BD Board –
IC101
CXD3059AR
SERVO
INTERFACE
32
RFDCO
34
AC_SUM
35
EQ_IN
33
PDSENS
31
AVDD4
91
LMUT
92
NC
93
XTSL
94
IOVSS0
95
XTACN
96
SQSO
97
SQCK
98
SBSO
99
EXCK
1
MIRR
2
DFCT
3
FOK
9
SFDR
10
SRDR
11
TFDR
12
TRDR
13
FFDR
14
FRDR
19
E
20
F
26
A
27
B
28
C
29
D
30
NC
21
TEI
23
FEI
22
TEO
24
FEO
25
VC
5
LOCK
6
MDP
7
SSTP
4
VSS
8
IOVSS1
18
NC
15
IOVDD1
16
AVDD0
17
AVSS0
68 EMPH
66 BCK
67 VDD
71 DOUT
69 EMPHI
70 IOVDD2
64 VSS
63 LRCK
65 PCMD
75 NC
73 TES1
74 IOVSS2
78 XTAI
76 XVSS
79 XVDD
80 AVDD1
77 XTAO
72 TEST
MIRR
DFCT
FOK
TE
FE
SUM
PWM
GENERATOR
SERVO
DSP
A/D
CONVERTER
DC/DC
CONVERTER
ASYNMMETRY
CORRECTOR
SUB CODE
PROCESSOR
ERROR
CORRECTOR
32k
RAM
D/A
INTERFACE
D/A
COVERTER
SELECTOR
DIGITAL OUT
CPU INTERFACE
CLOCK
GENERATOR
SERVO
AUTO
SEQUENCER
LPF
LPF
DIGITAL
CLV
VC
ATT
39
RFC
EQ
41
RFACO
AMP
36
LD
37
PD
42
RFACI
43
AVDD3
44
BIAS
56
DDVRSEN
57
AVSS5
59
NC
54
AVDD5
58
DDCR
60
BCKI
55
DDVROUT
45
ASYI
47
VPCO
48
VCTL
49
AVSS3
46
ASYO
DIGITAL
PLL
EFM
DEMODULATOR
51
FILO
50
CLTV
52
FILI
53
PCO
38
NC
40
AVSS4
APC
112
XPCK
111
XUGF
110
WFCK
109
ATCK
101
SYSM
100
XRST
103
VSS
102
DATA
104
XLAT
106
VDD
107
SENS
105
CLOK
108
SCLK
113
GFS
116
VDD
115
SCOR
114
C2PO
117
C4M
119
COUT
118
WDCK
120
NC
82 VREFL
83 AVSS1
84 AVSS2
81 AOUT1
86 AOUT2
87 AVDD2
88 NC
89 IOVDD0
90 RMUT
85 VREFR
61 PCMDI
62 LRCKI
IC251
BA5947FM
1
LEVEL SHIFT
MUTING
D
15
16
+
–
+
–
D
D
17
18
D
19
20
VREF
21
22
23
24
25
26
27
28
PREVCC
OPOUT
OUTVREF
CH4CAPA
CH4IN
CH3FIN
CH3RIN
GND
MUTE
POWVCC
CH3OUTF
CH3OUTR
CH4OUTF
CH4OUTR
OPIN
–
2
OPIN+
INTERFACE
14
13
D
12
11
D
10
9
8
7
6
CH2FIN
CH2RIN
GND
5
4
CH1FIN
CH1RIN
VREFIN
POWVCC
CH2OUTR
CH2OUTF
CH1OUTR
CH1OUTF
INTERFACE
D
D
3
SW
INTERFACE
43
HCD-GPX6/GPX7
IC301
TC94A34FG-002
33
34
35
36
37
38
39
40
41
42
1
8
43
57
62
58
61
56
63
52
50
47
46
45
44
48
49
25
26
27
28
29
30
31
32
17
18
19
20
21
22
23
24
9
10
11
2
3
4
5
6
7
64
55
53
51
12
13
14
15
16
54
SDO2/
/CS/
/RAS
/CS/
/RAS
PO12/
AD15/
/CAS
AD15/
/CAS
SDO3/
/OE
/OE
TXO
DIT
Bus
Switch
BUCK/
PO11/
AD14
PO11/
AD14
/CCE/
PO10/
AD13
PO10/
AD13
PO9/AD12
PO8/AD11
VDDM
General
Input/
Output
Port
Address Calc.
2sets
Y-
P
ointer
register
C-P
ointer
register
CDP
Control
I/F
Sub Code I/F
X-P
ointer
register
SRMSTB
VDDT
AD10
AD9
AD8
PO7AD7
PO6/AD6
PO5/AD5
YRAM
4k w
ord
CRAM
4k w
ord
ERAM
4k w
ord
x1
2k w
ord
x1
CR
OM
4k w
ord
x9
XRAM
4k w
ord
Timer
Flag
Interrupt
Control
SRAM/DRAM
I/F
SRAM I/F
1k bit
SRAM
X-Bus
Y
-Bus
VCO
Timing
Generator
PRAM
4k w
ord
PR
OM
4k w
ord
x5
40 bit
Instr
uction
Decoder
Prog
ra
m
Control
MCU I/F
register
XO/X1/X2
Y0/Y1/Y2
MX
MY
MZ
MA
C
A0
A1
AX
AY
ALU
A2
A3
round & limit
round & limit
A
udio I/F
SBSY/
BCKIB
D
ATA
/
SDI1
LRCKIA
BCKIA
SDI0
LRCKO
BCKO
SDO0
VDDT
VSS
/MIACK/
AD16
/MICK
MIDIO
/MILP
/MICS
STANDBY
/RESET
VDDP
PO4/
AD4
PO3/
AD3
PO2/
AD2
PO0/
AD0
VSS
PO1/
AD1
VDD
VSSP
VCOI
VDDX
TEST
60
VSSX
CK
O/
PO13/
AD16
MIMD
59
XI
XO
CKI/CLCK/
IRQ/FI0
VDD
VSS
PIO0/
SDI2/IO0
PIO1/
SDI3/IO1
PIO2/
IO2
PIO3/
IO3
B
US3/FI1/
PIO4/IO4
B
US2/FI2/
PIO5/IO5
B
US1/FI3/
PIO6/IO6
B
US0/
PIO7/IO7
SDO1//WE
SFSY/
LRCKIB
JT
A
G
I/F
44
HCD-GPX6/GPX7
IC303
BH15FB1WG
THERMAL
PROTECTION
VOLTAGE
REFERENCE
CONTROL
BLOCK
OVER CURRENT
PROTECTION
VIN
+
−
1
GND
2
STBY
3
NC
4
V
OUT
5
– DRIVER Board –
IC701
BA6956AN
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
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