Sony HCD-RV22 / HCD-RV55 / MHC-RV22 / MHC-RV55 Service Manual ▷ View online
49
49
HCD-RV22/RV55
HCD-RV22/RV55
6-24. PRINTED WIRING BOARDS — POWER SECTION (2/2) (HCD-RV55) — • Refer to page 25 for Circuit Boards Location.
: Uses unleaded solder.
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
JW
920
JW
921
JW
922
JW
923
JW911
JW924
JW901
AC902
JW
925
CN902
CN901
AC901
RY901
JW
902
D901
S901
PT902
LP901
CN903
JW905
D904
D902
D905
D903
PT901
JW928
JW
929
JW
930
JW
931
JW
932
JW
933
JW
934
F909
JW917
FH916
FH909
F908
CN907
FH912
FH911
F905
F906
F907
FH913
FH914
C906
R908
R904
C910
D906
R903
C908
Q902
JW909
W901
JW912
CN906
FH910
FH915
D908
FH908
CN905
FH907
FH917
FH918
LP902
LP903
CN904
F904
C911
C909
(Page 48)
(Page 38)
Ref. No.
Location
D901
B-3
D902
B-2
D903
B-2
D904
B-2
D905
B-2
D906
C-13
D908
C-10
Q902
C-12
• Semiconductor
Location
50
50
HCD-RV22/RV55
HCD-RV22/RV55
IC103 CXA2581N-T4 (BD49 BOARD)
6-25. IC BLOCK DIAGRAMS
IC701 BA6956AN (DRIVER BOARD)
IC712 BA6956AN (DRIVER BOARD)
IC712 BA6956AN (DRIVER BOARD)
IC504 PCM1748E/2K (VMP43GY BOARD)
IC307 BD7600FV-E2 (VMP43GY BOARD)
IC506 BU2507FV-E2 (VMP43GY BOARD)
RW/ROM
RW/ROM
EQ ON/OFF
VOFST
VOFST
DVC
VC
VC
VC
RW/ROM
VC
DVC
30
29
28
+
–
+
–
DVC
VCC
DVC
27
26
25
24
RW/ROM
EQ
23
22
21
20
19
RFAC
VCA
VCC
+
–
DVC
+
–
+
–
RW/ROM
VC
RW/ROM
DVC
+
–
3
A
B
C
D
B
C
C
A
A
A
B
C
C
D
B
C D
D
+
–
1
2
APC AMP
5
6
7
8
9
4
RFAC
SUMMING
AMP
RW/ROM
APC-OFF
(Hi-Z)
RW/ROM
(H/L)
VOFST
VC
RW/ROM
+
–
10
11
GM
GM
18
17
16
B
D
A
C
13
14
15
12
EQ IN
LD
PD
GND
A
B
C
D
AC SUM
E
F
DVCC
DVC
RFAC
SW
DC OFST
RFDCI
RFDCO
VC
RFC
VFC
BST
RFG
VCC
CEI
CE
TE BAL
TE
FEI
FE
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
14
GND
13
AO1
12
DI
11
CLK
10
LD
9
AO6
8
VCC
1
VSS
(VREFL)
2
AO2
3
AO3
4
RESET
5
AO4
6
AO5
7
VDD
(VREFH)
14BIT
SHIFT REGISTER
ADDRESS
DECODER
DECODER
D0 – D9
D10 – D13
10BIT R-2R
D/A CONVERTER
10BIT R-2R
D/A CONVERTER
10BIT LATCH
10BIT LATCH
10BIT R-2R
D/A CONVERTER
10BIT LATCH
10BIT LATCH
10BIT R-2R
D/A CONVERTER
10BIT R-2R
D/A CONVERTER
10BIT LATCH
10BIT R-2R
D/A CONVERTER
10BIT LATCH
CH2
CH3
CH4
CH5
CH1
CH6
1
BUFOUT
2
STBY
3
IN
4
GND
8 BUFIN
7 VCC
6 OUT
5 OUTSAG
8dB
9dB
LPF
CLAMP
GND
VCC
SCK
1 2 3
7 8
4
5
6
SERIAL
INPUT
INTERFACE
10
9
BCK
DATA
LRCK
VOUTL
VOUTR
DGND
VDD
VCC
VCOM
AGND
FUNCTION
CONTROL
INTERFACE
SYSTEM
CLOCK
MANAGER
8 TIME OVER
SAMPLING
DIGITAL FILTER
WITH
FUNCTION
CONTROLLER
ENHANCED
MULTI-LEVEL
DELTA-SIGMA
MODULATOR
D/A
CONVERTER
D/A
CONVERTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
ZERO DETECT
POWER SUPPLY
12
11
ZEROL
ZEROR
15
14
ML
MC
16
13
MD
SYSTEM
CLOCK
51
HCD-RV22/RV55
IC101 BD3401KS2 (MAIN BOARD)
IC201 BA3126N (MAIN BOARD)
IC371 BU2099FV (MAIN BOARD)
0
+
TNF2
TNF1
SUR1
SUR2
LINEOUT2
LINEOUT1
SAOUT2
SAOUT1
CAP
MIC
GAME L
GAME R
TUNER L
TUNER R
MD L
MD R
VOLOUT1
TONE OUT1
TONE OUT2
AMS OUT
BNF2
BNF1
MNF1
MNF2
MOUT1
MOUT2
BOUT2
BOUT1
BBNF1
BBIN1
VIN1
VIN2
VOLOUT2
BBNF2
BBIN2
LF1
LF2
LF3
LF4
SWOUT
FILTER
1/2 Vcc
Vcc
GND
VDD
SI
SC
ALC
CD L
CD R
TAPE L
TAPE R
PBNF2
PBNF1
PBOUT2
PBOUT1
TAPE A1
TAPE A2
TAPE B1
TAPE B2
RECNF2
RECNF1
DIGITAL
CONTROL
Di-LIMITER
RECOUT2
RECOUT1
46
45
44
43
42
41
40
39
38
37
36
35
34
33
48
47
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
SURROUND
ATT
ATT
BUFFER
MIX
MIC MIX
VOCAL FADER
+
-
+
-
BASS MIDDLE TREBLE
BASS MIDDLE TREBLE
G
fc=100HZ
f
ALC
ALC
INPUT
SELECTOR
+
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
49
SOFT
SWITCH
+
+
-
+
-
+
1
REC SW1
2
3
PB SW1
GND
4
CONT
5
GND
6
V
CC
7
PB SW2
8
GND
9
REC SW2
V
SS
N.C.
DATA
CLOCK
LCK
OUTPUT BUFFER (Open Drain)
12BIT SHIFT REGESTER
Q0
Q1
Q2
Q3
Q4
12BIT STORAGE
RAGESTER
RAGESTER
CONTOROL
CIRCUIT
L. P. F
V
DD
OE
SO
Q11
Q10
Q9
Q8
Q7
Q6
Q5
1
2
3
5
6
7
8
4
10
16
15
14
13
12
11
9
17
18
19
20
52
HCD-RV22/RV55
• IC Pin Function Description
• IC505 CXD1887R (DIGITAL SIGNAL PROCESSOR, DIGITAL SERVO PROCESSOR,
• IC505 CXD1887R (DIGITAL SIGNAL PROCESSOR, DIGITAL SERVO PROCESSOR,
MPEG VIDEO/AUDIO DECODER, VIDEO SIGNAL ENCODER) (VMP43GY BOARD (2/2))
Pin No.
Pin Name
I/O
Pin Description
1
VB
O
Connected to ground via a capacitor.
2
IREF
O
D/A converter reference current output
3
VRF
I
D/A converter reference voltage input
4
VG
O
Connected to the analog power supply (+2.5 V) via a capacitor.
5
XCPSIG
O
Luminance video composite/component signal invert output Not used. (Fixed at “L”.)
6
CPSIG
O
Luminance video composite/component signal output
7, 8
NC
—
Not used. (Pin 7: Open, Pin 8: Fixed at “H”.)
9
V AVS2
—
Analog ground pin (for D/A converter)
10
IVD1
—
Power supply pin (+3.3 V) (for I/O)
11
I2C CLK
I/O
Communication data reading clock signal input or transfer clock signal output
Not used. (Open)
12
I2C DATA
I/O
Communication data bus pin Not used. (Open)
13
GPIO0
I
Serial data input from the system controller
14
GPIO1
O
Serial data output to the system controller
15
GPIO2
O
Serial data transfer clock signal output to the system controller
16
GIPO3
I
Request signal input from the system controller
17
LVD1
—
Digital power supply pin (+2.5 V) (for AV decoder block)
18
GPIO4
I
Acknowledge signal input from the system controller
19
GPIO5
O
Chip select signal output to the system controller
20, 21
GPIO6, GPIO7
I/O
Not used. (Open)
22
LVS1
—
Digital ground pin (for AV decoder block)
23
GPIO8
I/O
Not used. (Open)
24
GPIO9
O
Frequency selection signal output
25
GPIO10
I/O
Not used. (Open)
26
GPIO11
O
Serial data latch pulse signal output to the digital filter
27
LVD2
—
Digital power supply pin (+2.5 V) (for AV decoder block)
28
GPIO12
O
Control signal output to the D/A converter
29
GPIO13
O
Serial data transfer clock signal output to the digital filter and D/A conveter
30
GPIO14
O
Serial data output to the digital filter and D/A converter
31
IVS1
—
Ground pin (for I/O)
32
LVS2
—
Digital ground pin (for AV decoder block)
33
IVD2
—
Power supply pin (+3.3 V) (for I/O)
34 to 37
DRADR0 to DRADR3
O
Address signal output to the D-RAM and program ROM
38
LVD3
—
Digital power supply pin (+2.5 V) (for AV decoder block)
39 to 45
DRADR4 to DRADR10
O
Address signal output to the D-RAM and program ROM
46
LVS3
—
Digital ground pin (for AV decoder block)
47
IVS2
—
Ground pin (for I/O)
48
IVD3
—
Power supply pin (+3.3 V) (for I/O)
49 to 56
DRDAT0 to DRDAT7
I/O
Two-way data bus with the D-RAM Data input from the program ROM
57
IVS3
—
Ground pin (for I/O)
58
IVD4
—
Power supply pin (+3.3 V) (for I/O)
59 to 66
DRDAT8 to DRDAT15
I/O
Two-way data bus with the D-RAM Data output to the program ROM
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