Sony DAV-DZ820KW / HCD-DZ820KW Service Manual ▷ View online
29
29
HCD-DZ820KW
HCD-DZ820KW
6-2. BLOCK DIAGRAM – AMP SECTION –
: AUDIO
• Signal Path
IC3250
S-MASTER DIGITAL AMP
TB301
(+)
(–)
IC3030
S-MASTER PROCESSOR
31 DATA
36 XFSIIN
30 BCK
30 BCK
23 SCLATCH
27 INIT
18 NSPMUTE
27 INIT
18 NSPMUTE
SOFTMUTE
21 SCDT
29 LRCK
22 SCSHIFT
25 FLAGL OVF
24 OVF FLAGR
24 OVF FLAGR
LAT3
INIT
NSPMUTE
NSPMUTE
+3.3v
SCDT
OVF2
SHIFT
9
OUTL2
6
OUTR1
11
OUTL1
4
OUTR2
38
FS0I
Q3401,3402
DC
DETECT
WOOFER
24 FD_OUT/LED_ DATA
21 FL_CLK/LED_ CLK
25 FL_CS/STB
21 FL_CLK/LED_ CLK
25 FL_CS/STB
(+)
(–)
Q3301,3302
DC
DETECT
CENTER
(+)
(–)
IC3010
S-MASTER PROCESSOR
IC501 (2/4)
SYSTEM CONTROLLER
31 DATA
36 XFSIIN
30 BCK
30 BCK
23 SCLATCH
27 INIT
18 NSPMUTE
27 INIT
18 NSPMUTE
21 SCDT
29 LRCK
22 SCSHIFT
9
OUTL2
6
OUTR1
11
OUTL1
4
OUTR2
38
FS0I
Q3101,3102
DC
DETECT
(+)
(–)
Q3151,3152
DC
DETECT
(+)
(–)
IC3020
S-MASTER PROCESSOR
31 DATA
20 PGMUTE
36 XFSIIN
30 BCK
30 BCK
23 SCLATCH
27 INIT
18
27 INIT
18
19
NSPMUTE
SOFTMUTE
SOFTMUTE
SCDT
29 LRCK
22
21
SCSHIFT
4
OUTR2
11
OUTL1
6
OUTR1
9
OUTL2
38
FS0I
48
XFS0IN
48
XFS0IN
48
XFS0IN
Q3201,3202
DC
DETECT
FRONT
R
SD
4
6 PWMB
14
5
PWMA
RESET
(+)
(–)
OUTA
OUTB
IC3200
S-MASTER DIGITAL AMP
SD
4
4
14 PWMB
6
5
PWMA
RESET
OUTB
OUTA
IC3150
S-MASTER DIGITAL AMP
SD
6 PWMA
14
5
PWMB
RESET
OUTA
OUTB
4
IC3100
S-MASTER DIGITAL AMP
SD
14 PWMB
6
5
PWMA
RESET
OUTB
OUTA
4
IC3300
S-MASTER DIGITAL AMP
SD
6 PWMA
14
5
PWMB
RESET
OUTA
OUTB
4
IC3400
S-MASTER DIGITAL AMP
D3551
IC3500
S-MASTER DIGITAL AMP
SD
14
PWMA
6
5
PWMB
RESET
OUTA
25
28
OUTB
Q3251,3252
DC
DETECT
43
DRIVE OCP
FRONT
L
SUR R
SPEAKER
SPEAKER
SUR L
AMP_D3
WF
WF
C
C
MCK0
BCK0
LRCK
LRCK
LAT1
INIT
NSPMUTE
SOFTMUTE
INIT
SOFTMUTE
SCDT
SHIFT
LAT1
LAT2
LAT3
SCDT
SHIFT
AMP_D1
MCK0
BCK0
LRCK
LRCK
LAT2
INIT
NSPMUTE
SCDT
SHIFT
MCK0
BCK0
LRCK
LRCK
24 OVF FLAGR
FLAGL OVF
25
19 SOFTMUTE
19
20
Q3551
PROTECT DETECT
AMP_D1
AMP_D1
AMP_
AMP_D2
AMP_D2
AMP_D3
AMP_D3
AUDIO
SECTION
(Page 30)
DIAT
SECTION
(Page 32)
1
DIAT_SDATA
2
DIAT_SCLK
66
23
4
2
47
DAMP LAT1
48
DAMP LAT2
49
DAMP LAT3
50
DAMP INIT
51
DAMP SOFT MUTE
42
DRIVE RST
RESET
DIAG
OVF
44
OVERFLOW1
OVF2
45
OVERFLOW2
74 KEY INT
4 SIRCS_IN
IC801
REMOTE CONTROL
RECEIVER
VOLUME
S800
VOLUME
ENCODER
97,95,94
KEY0 – KEY2
KEY0
S801 – S808
(FUNCTION KEY)
(FUNCTION KEY)
15
13
X501
5MHz
Xin
Xout
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
FAN
FAN
DRIVE
Q3000-3002
+12V
SOFTMUTE
SOFTMUTE
FR
FR
FL
FL
SR
SR
SL
SL
25 FLAGL OVF
24 OVF FLAGR
24 OVF FLAGR
OVF
TB302
E3.3V
61 DIR_XSTATE
20 PGMUTE
PGMUTE
14
XFS0OUT
14
XFS0OUT
37
FSOCKOUT
IC3051
OSC
X3501
49.152MHz
30
25
28
30
30
25
28
30
30
25
28
30
30
25
28
30
30
4
SD
14 PWMB
6
5
PWMA
RESET
OUTB
OUTA
25
28
30
30
25
28
30
30
Q781
SWITCH
27
2
2
1
IC90
AND GATE
4
1
4
IC782
D FF
D
Q
CLK
E
MCKO,BCKO
MCKO, BCKO,LRCK
LRCK
LRCKO
AMP_D2
VFL
VFL
IC802
FL DRIVER
7
DIN
8
CLK
9
42
STB
56
F1
F2
F2
G1
FL801
FLUORESCENT
INDICATOR TUBE
AD2 – AD1,S1–S35
14 – 29
G1 – G10
GR1
31–41
Q802
FL DRIVER
D1-D3,
DIAT_XSCEN
CSOD
SDATA XLAT,SCLK
G
,
CSOD
B
Y
IC651
INVERTER
DIAT_
–
+
10 ENA
11 ENB
27
27
27
27
27
27
IC781
AND GATE
6
4
5
10
9
1
2
13
12
8
3
11
RF SECTION
(Page 28)
H
RF SECTION
(Page 28)
I
30
30
HCD-DZ820KW
HCD-DZ820KW
6-3. BLOCK DIAGRAM – AUDIO SECTION –
: AUDIO
• Signal Path
: AUDIO IN
: DIGITAL IN(OPTICAL IN)
: DIGITAL IN(COAXIAL IN)
: TUNER
: MIC
IC401
AMP
+
–
6
5
7
+
–
3
2
1
Q470-473,476
MO/ST DETECT
GAIN CONT
DC CONT
MO/ST DET
PLUG DET1
Q474,475
GAIN CONT
MUTING
Q300,310,320
IC350
AUDIO INPUT SELECTOR
4 Y3
2 Y2
5 Y1
13
X
3
Y
1 Y0
A
A SEL1
A SEL0
10
B
9
11 X3
15 X2
L-CH
R-CH
14 X1
12 X0
Q395
Q396
IC360
AUDIO AMP
+
–
3
2
1
+
–
5
6
7
LIN
RIN
82 A-SEL0
76 RDS_DATA
75 RDS_CLK
83 A-SEL1
69 TUNED
TUNED
70 ST_CLK
PLL CK
PLL DO
PLL CE
PLL DI
71 ST_DO
72 ST_CE
73 ST_DI
91 A-SEL2/A-CAL
26 MIC GAIN
28 DC CONT
90 MONO/ST DET
100 MIC/A CALSW
GAIN CONT
MO/ST DET
PLUG DET1
79 V_SEL0
80 V_SEL1
84 V_SEL2
V_SEL0
V_SEL1
V_SEL2
J203
DIGITAL IN
TUNER
UNIT
J401
AUDIO IN/
MIC1/
L-CH
R-CH
L
L
R
R
TUNED
PLL CK
PLL DO
PLL CE
PLL DI
D
VIDEO
SECTION
(Page 31)
D433
D470
DC CONT
29
30
I2C CLK
I
2
C CLK
I2C DATA
I
2
C DATA
3
4
CN502
SOFT JIG
L
L
L
R
R
R
(1/3)
A.CAL MIC
AM
FM
75
COAXIAL
Ω
L
R
TV/VCR1
TV/VCR2
TV/VCR1
IC402
AUDIO AMP
IC372
COMPARATOR
IC371
BUFFER
+
–
5
6
7
J402
MIC2
D432
D431
+
–
3
2
1
Q477,478
PLUG DET
+
–
2
1
3
Q393
MIC CLK
MIC DATA
Q391
IC702
DIGITAL AUDIO
INTERFACE
14
BCK
15
LRCK
36
DI
35
DO
38
CL
37
CE
25
CFALAG
48
XSTATE
DIR_HDOUT
DIR_CLK
DIR_HCE
DIR_HCE
CS FLAG
DIR_RST
34
ERROR
24
AUDIO
79 DAI_P12
DAI_P19
DAI_P18
D2
D3
94 DAI_P20
81
80
DAI-P13
DAI-P14
87
DAI-P17
BCK
MCK
89
88
13 CKOUT
A
B
Y
4 DIN1
5
49
DIN2
XMOD
X701
12.288MHz
22
21
XIN
XOUT
X1
25MHz
CLKIN
143
142
XTAL
15 FLAG1
86
DAI_P16
DAI_P17
DAI_P17
DAI_P20
87
94
64
DSPOA
65
DSPOB
70
DSPOC
SPICLK
RESET
MISO
LRCKO
BCKO
MCKO
D1
D3
D2
IC302
INVERTER
IC771
AND GATE
IC701
A/D CONVERTER
IC2
DIGITAL AUDIO PROCESSOR
2
DOUT
1
MCLK
3
LRCK
19 AINL
IC704
SELECTOR
LRCK0
10
1
3B
A/B
9
3Y
7
2Y
4
1Y
12
4Y
11 3A
BCKO
6 2B
5 2A
D1
MCK0
3 1B
2 1A
14 4A
13 4B
16 AINR
2
4
2
4
6
BCLK
17
XSTATE
126
121
125
16 FLAG1
97 FLAG2
78 DSPIA
127 HDIN
16
DATA
DIR_ZERO
DIR_DATA
DIN
DIN
DIR_HDOUT
DIR_CLK
DIR_CLK
DIR_HCE
XSTATE
DIR_RST
CSFLAG
DIR_RERR
DIR_RERR
DIR_ZERO
1
IC501 (3/4)
SYSTEM CONTROLLER
5
DSP DIN/DIR DIN
3
DSP INTR
122 SPIDS
56
DSP_SPIDS
63
DIR HDOUT
7
DSP DIN/DIR CLK
59
DIR HCE
61
DIR XSTATE
57
SEL_SA_CD
58
DIR RST
6
DSP_MISO
55
DSP_RESET
19
DIR_CSFLAG
60
DIR_RERR
18
DIR_ZORO
58
DIR_RST
LRCKO
BCKO
D1
D2
D2
D3
MCKO
MCK
IC301
OPTICAL
J302
OUT
VIN1
1
1
VOUT1
2
DATA
4
VIN2
8
VOUT2
7
CLK
5
DIGITAL IN
OPTICAL
COAXIAL
IN
RF SECTION
AMP
SECTION
(Page 28)
(Page 29)
A
E
BCK
31
31
HCD-DZ820KW
HCD-DZ820KW
6-4. BLOCK DIAGRAM – VIDEO SECTION –
: VIDEO
: Y
: CHROMA
: COMPONENT VIDEO
: AUDIO
IC101(2/2)
DVD SYSTEM PROCESSOR
IC103
EEPROM
6
5
SCL
SDA
XROMCS
XWR
XRD
IC102
32M FLASH ROM
125-123, 121, 120, 118,
117, 115, 135, 133-128, 126
146, 147, 149-151,
158-160, 162, 164-166
22-26,
29-35
HIGHA0-7
IOA0-7, IOA18-IOA21
A16, A17
IOA0-7, IOA18-IOA21
A16, A17
HD0 – HD7
A1-A21
DATA & ADDRESS BUS
DATA & ADDRESS BUS
81-84,86-88,91
53-61, 67-72, 74-76,
78, 89, 92, 93
HD0 – HD7
A0 – A21
HD0 – HD7
A0
26
45
CE
WE
28
OE
11
A0,A2 – A21
DQ15/A-1
77 79 66
DQ0 – DQ7
DRCLK
IC104
64M SDRAM
38
CLK
RD0 – RD15
RA0 – RA11
RA0 – RA11
RD0 – RD15
142
RCS
19
CS
138
RWE
16
WE
140
RAS
18
RAS
139
CAS
17
CAS
DQM0
15
LDQM
DQM1
39
UDQM
CKE
37
CLKE
102
SCL
103
107
106
SDA
143
BA0
20
BA0
BA1
21
BA1
29,31,33,35,38,40,42,44
25-16, 10-1, 48
145
156
113 137 157
2,4,5,7,8,10,11,13,42,44,45,47,48,50,51,53
XROMCS
XWR
XRD
51
7
EEWP
TXD
RXD
WF
225
213
214
215
217
218
219
222
177
176
174
172
|
168
178
229
207
205
105
110
211
208
209
210
72
79
78
77
76
75
74
73
13
|
20
11
26
39
38
21
22
24
25
27
31
34
35
40
48
49
51
52
54
55
57
58
22
21
23
32
31
30
63
60
59
24
61
49
50
51
40
41
13
15
14
48
1
2
4
1
3
6
4
62
2Y 1A
2A
1Y
YUV0
YUV1
YUV1
YUV2
YUV3-7
SPDIF
ALRCK
ABCK
ACLK
ACLK
ASDATA1
ASDATA0
ASDATA2
ASDATA4
ASDATA4
SMPTE_Y0
SMPTE_Y1
SMPTE_Y2
SMPTE_Y3
SMPTE_Y7
VCLK
XTALI
SMBSY
VSYN
6
5
5
7
1
2
5
6
1
3
4
6
7
9
10
12
19
15
16
Q701,702
BUFFER
IC701
HDMI DRIVER
SPDIF
ALRCK
ALRCK
ABCK
ACK
AD0
AD1
AD2
AD3
AD3
Y0
|
Y7
VCK
CLK
HSYNC
VSYNC
SSCK
SSD
PWDN
CLK
INT
TRAP2
TX2P
TX2N
TX1P
TX1N
TX1N
TX0P
TX0N
TCKP
TCKP
TCKN
HTPLG
MSD
MSCK
VSYNC
XRST
XSMCS
SCK
SDO
SDI
SCK
SDA
XPWDN
XTXRST
XTXINT
TRAP2
SCK
SDT
SDT
SIN
SCLO
SDAO
MOD
X701
10MHz
X0
EC1/P64
180
ADSCK
XI
IC708
HDMI PROCESSOR
TO CHECK
1
2
4
IC705
AND GATE
B
RF SECTION
(Page 28)
I C 1 1 1 O S C
X 1 0 1
2 7 M H z
T X 2 7 M
S1701
NOM-DL
XRST
TXD
RXD
+3.3V
198
YUY3
196
YUY2
194
YUY1
179
WIDE
200
YUY4
VIDEO IN
J203(2/3)
202
YUY5
203
YUY6
4 CVBS IN
2 CIN
6 YIN
23
6
1
2
4
CVBS OUT
26
COUT
21
YOUT
25 S1
3 MUTE1
V SEL0
V SEL1
V SEL2
13 MUTE2
10 CYIN
12 CbIN
14 CrIN
20
CYOUT
18
CbOUT
16
CrOUT
IC202
VIDEO SELECTOR
VIDEO SELECTOR
J203(3/3)
J202
Y
P
B
/C
B
P
R
/C
R
IC201
VIDEO AMP
75
Ω DRIVER
D
AUDIO
SECTION
(Page 30)
IC706
EEP ROM
SCL
SDA
SDA
WP
2
1
4
3
TV/VCR
VIDEO
S VIDEO
(DVD ONLY)
COMPONENT
VIDEO OUT
MONITOR
OUT
1
2
5
6
TO CHECK
J
RF
SECTION
(Page 28)
TMDS DATA2 +
TMDS DATA2 -
TMDS DATA1 +
TMDS DATA1 -
TMDS DATA0 +
TMDS DATA0 -
TMDS CLOCK +
TMDS CLOCK -
HPD
SCL
SCL
SDA
HDMI OUT
CN1701
XEXRST
DLON
RXD
TXD
TXD
KARAOKE MODE
MIC
C N 7 0 1
DVD ONLY
(
)
A
B
Y
I C 1 5 0
R E S E T
XSMCS
XRST
XSYSRST
SMSCK
SMSDI
SMSDO
CN105
RF MON
V2REF0
RXD
TXD
32
32
HCD-DZ820KW
HCD-DZ820KW
6-5. BLOCK DIAGRAM – DIAT SECTION –
Signal Path
: AUDIO
IC802
LEVEL SHIFT
IC803
LEVEL SHIFT
IC804
RF MODULATOR
D/A CONVERTER
D/A CONVERTER
15 SWDT
64 XRST
21
DAAOUT
50 BCK
49 LRCK
DIR-T1
41 APS
48 DTIN
16 CSOD
SCLK
XLAT
SDATA
CSOD
XRST
D2(SL/SR)
BCKO
LRCKO
6
4
5
10
9
13
12
1
2
8
11
3
13 SCLK
14
6
11
XSCEN
54 C SST
57 O SCI
59 OSCO
60 XTCK4
8
5
12
9
4
13
10
Q801
BUFFER
DIAT SIGNAL
RF LEVEL
IC805
RF AMP
J801
RV801
3
4
4
1
X801
24.576MHz
RF
SECTION
F
AMP
SECTION
G
(Page 29)
(Page 28)
Click on the first or last page to see other DAV-DZ820KW / HCD-DZ820KW service manuals if exist.