Read Sony HCD-SR1 / HCD-SR2 / HCD-SR3 (serv.man2) Service Manual online
15
15
HCD-SR1/SR2/SR3
HCD-SR1/SR2/SR3
2-3. BLOCK DIAGRAM — AUDIO (OUT) SECTION —
DIAGA
SD
HP-SW
HP-MUTE
8 13
IC101
POWER DRIVER
IC102
POWER DRIVER
IC103
POWER DRIVER
IC104
POWER DRIVER
IC105
POWER DRIVER
IC106
POWER DRIVER
2 PWMBP
17 PWMAP
4 RESET
J800
(+)
(-)
29
30
25
26
30
25
26
OUTB
OUTA
SD
13
2 PWMBP
17 PWMAP
4 RESET
29
30
25
26
30
25
26
OUTB
OUTA
SD
13
2 PWMBP
17 PWMAP
4 RESET
29
30
25
26
30
25
26
OUTB
OUTA
SD
13
2 PWMBP
17 PWMAP
4 RESET
29
30
25
26
30
25
26
OUTB
OUTA
SD
13
2 PWMBP
17 PWMAP
4 RESET
29
30
25
26
30
25
26
OUTB
OUTA
SD
13
13
2 PWMBP
17 PWMAP
4 RESET
+12V
29
30
25
26
30
25
26
OUTB
OUTA
IC108
STREAM PROCESSOR
IC301
HEADPHONE
AMP
31 DATA
36 XFSIIN
30 BCK
30 BCK
23 SCLATCH
27 INIT
27 INIT
24 OVF FLAGR
21 SCDT
29 LRCK
22
31
36
30
23
27
19
21
29
22
18
21
17
23
27
18
21
16
22
SCSHIFT
LATCH1
INIT
SCDT
SHIFT
9
OUTL2
6
OUTR1
11
OUTL1
4
OUTR2
14
XFS0OUT
9
OUTL2
6
OUTR1
11
OUTL1
4
OUTR2
9
OUTL2
6
OUTR1
11
OUTL1
4
OUTR2
43
HPOUTL2
41
HPOUTR1
45
HPOUTL1
39
HPOUTR2
14
XFSOOUT
38
FSOI
Q101, 102
OVER LOAD
DETECT
Q902
MUTING
CONTROL
FRONT
L
DIAGA
8
60 FL-DATA
2 VOUT
57 FL-CLK
61 FL-CS
56 FL-MUTE
61 FL-CS
56 FL-MUTE
(+)
(-)
FRONT
R
DIAGA
8
(+)
(-)
IC109
STREAM PROCESSOR
IC901 (2/3)
SYSTEM CONTROLLER
IC803
FL DRIVER
DATA
XFSIIN
BCK
SCLATCH
INIT
SOFTMUTE
18 NSPMUTE
SCDT
LRCK
SCSHIFT
64
HPSW
38
FSOI
63
DAT
VFL
D821
D819
62
CLK
61
CS
60
RST
56
VFL
1
P1
DIAGA
8
(+)
(-)
DIAGA
8
(+)
(-)
IC110
STREAM PROCESSOR
DATA
24 OVF FLAGR
XFSIIN
BCK
SCLATCH
INIT
NSPMUTE
SCDT
LRCK
SCSHIFT
38
FSOI
37
FSOCKO
48
XFSOIN
48
XFSOIN
48
XFSOIN
REAR
L
DIAGA
IC107
POWER DRIVER
2 PWMBP
17 PWMAP
4 RESET
SD
29
30
25
26
30
25
26
OUTB
OUTA
8
(+)
(-)
43
DRI-RST
44
DRI-OCP
REAR
R
CENTER
TB301, TB302
SPEAKER
WOOFER
PHONES
19 SOFTMUTE
D1
SCK
DAC-LAT
SBR-OUT
SB-OUT
BCKO
LRCKO
LRCKO
LATCH2
INIT
SCDT
SHIFT
LATCH3
INIT
SOFTMUTE
LATCH1
LATCH2
D2
SCK
BCKO
LRCKO
LRCKO
LAT3
SCDT
SHIFT
D3
SCK
BCKO
LRCKO
LRCKO
INIT
NSPMUTE
SOFTMUTE
NSPMUTE
SOFTMUTE
18 NSPMUTE
19 SOFTMUTE
19 SOFTMUTE
NSPMUTE
SOFTMUTE
SUR BACK
SCK
BCKO
LRCKO
LRCKO
IC608
D/A CONVERTER
12
6
5
AOUTL+
11
AOUTLñ
CSN
PDN
8
7
CDTI
CCLK
CCLK
DIGDI
DIGCLK
3 SDTI
1 MCLK
2 BICK
4 LRCK
2 BICK
4 LRCK
IC605
CONVERTER
FL801
FLUORESCENT
INDICATOR TUBE
Q801-804
MUTING
Q906, 907
SIRCS DETECT
Q301
PROTECT DETECT
IC305
OSC
DIGDI, DIGCLK
RSTAD
J602
D1 - D3, SCK,
BCKO, LRCKO
BCKO, LRCKO
X450
49.152MHz
46
HP-MUTE
32
DAC-LAT
47
SB-MUTE
50
SB-SCK
49
SB-DATA
1
VIN
4
DATA
5
CLK
85
OVERFLOW1
HP-SW
HP-MUTE
DAC-LAT
LAT1
30
29
LAT2
S1 - S35
31
LAT3
26
INIT
28
SOFTMUTE
SCDT
SHIFT
1
SCDT
86
OVERFLOW2
2
SHIFT
5 - 39
G1 - G12
40 - 51
93 WAKE
I2CDATA, I2CCLK
ZIVARESET
92 SIRCS
IC903
KEY INPUT
DETECT
IC801
REMOTE CONTROL
RECEIVER
82 - 84
KEY0 - KEY2
KEY2
S800, 801, 807-809,
S815 - 818
S815 - 818
78 LSEN
81 SEN2
4 CQ-RST
5 I2C-CLK
3 I2C-DATA
I2CCLK
I2CDATA
Q913
DISC INSERT
DETECT
Q900
SWITCH
Q607,608
MUTE DRIVE
Q810
LED DRIVE
SONY
SURROUND
BACK
39
38
X901
20MHz
X2
X1
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
Q103, 104
OVER LOAD
DETECT
Q105, 106
OVER LOAD
DETECT
Q107, 108
OVER LOAD
DETECT
Q109, 110
OVER LOAD
DETECT
Q111, 112
OVER LOAD
DETECT
FAN
DRIVE
Q113, 114
OVER LOAD
DETECT
IC904(3/3)
BUFFER
IC606
(1/2)
6
5
7
3
5
IC904 (1/3)
BUFFER
1
7
IC904(2/3)
BUFFER
66
STBY LED
6
2
IC606
(2/2)
2
3
1
D802
FAN
Q303,304
SIGNAL PATH
: AUDIO
R-ch is omitted due to same as L-ch.
T
AUDIO(DSP)
SECTION
AUDIO(DSP)
SECTION
AUDIO(DSP)
SECTION
VIDEO
SECTION
VIDEO
SECTION
S
Q
W
AUDIO(DSP)
SECTION
R
V
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