Sony DAV-DZ20 (serv.man2) Service Manual ▷ View online
25
25
HCD-DZ20
HCD-DZ20
• Localização dos Circuitos • Formas de Onda
– Placa MAIN – – Placa IO –
200 ns
2.7 Vp-p
4.8 Vp-p
20.3 ns
5
IC3010
rk
(XFSOIN)
1 V/DIV, 10 ns/DIV
4
IC501
qg
(XIN)
1 V/DIV, 100 ns/DIV
2
IC1101
<xx.
(XTALI)
500 mV/DIV, 10 ns/DIV
37 ns
1.1 Vp-p
1
IC1101
6
(DVDRFIP)
200 mV/DIV, 100 ns/DIV
900 mVp-p
3
IC1101
<z.,
(YUV3)
500 mV/DIV, 20
µ
s/DIV
H
1.0 Vp-p
6
IC201
wd
(CVBS)
7
IC201
w;
(CYOUT)
8
IC201
qk
(CbOUT)
9
IC201
qh
(CrOUT)
500 mV/DIV, 20
µ
s/DIV
H
1.0 Vp-p
500 mV/DIV, 20
µ
s/DIV
1.0 Vp-p
H
500 mV/DIV, 20
µ
s/DIV
1.0 Vp-p
H
500 mV/DIV, 20
µ
s/DIV
H
1.0 Vp-p
Placa
FL
Placa
KEY
Placa
P-SW
Placa
IO
Placa Main
Sintonizador
(FM/AM)
Placa
MS-203
26
26
HCD-DZ20
HCD-DZ20
6-1. DIAGRAMA EM BLOCOS – SEÇÃO RF –
: CD PLAY
: DVD PLAY
• Fluxo do Sinal
DETECTOR
6
2
3
4
5
11
10
19
18
252
253
DVDRFIP
DVDA
DVDB
DVDC
DVDD
TPI
TNI
MC
MD
VOC
VOD
LD01
MDI1
LD02
MSW
MDI2
OSP
OSN
IC1101 (1/3)
CD/DVD RF AMP,
FOCUS/TRACKING ERROR AMP
DVD SYSTEM PROCESSOR
DIGITAL SERVO PROCESSOR
OPTICAL PICK-UP
BLOCK
(KHM-313CAA)
2AXIS
DEVICE
FOCUS/
TRACKING
COIL
23
20
LIM SW
176
22
21
36
48
43
15
37
1
Q1102 (2/2)
AUTOMATIC POWER
CONTROL (FOR DVD)
Q1101, Q1103
VR CONTROL
Q1102 (1/2)
AUTOMATIC POWER
CONTROL (FOR CD)
LASER
DIODE
(FOR CD)
LASER
DIODE
(FOR DVD)
FOCUS COIL
DRIVE
42
AMP
35
3
34
4
TRACKING COIL
DRIVE
32
31
38
42
39
37
41
30
47
SLED MOTOR
DRIVE
IC1201
FOCUS/TRACKING COIL DRIVER,
SPINDLE, SLED MOTOR DRIVER
27
28
SPINDLE MOTOR
DRIVE
M
M
(SPINDLE MOTOR)
46
47
FMO
TROPENPWN
FOO
DMO
TRO
VREFO
SPFG
40
IOPMON
RF
VOA
VOB
VOC
VOD
VOF
VOE
CD LD
PD
MS
VR(780)
VR(650)
DVD LD
FCS+
FCS C
TRK+
TRK C
SP+
SP Z
SL+
SL L
VOD
VOC
VOB
VOA
9
NB
VOB
8
NA
VOA
REG
30
29
LOADING
MOTOR DRIVE
M
M
(SLED MOTOR)
50
BUFFER
19
20
22
21
40
45
IC501 (1/4)
SYSTEM
CONTROLLER
99
IFCK
DVD_SCO
33
100
XIFCS
DVD_XIFCS
37
110
PRST
MTK_RST
38
98
IFSDO
DVD_SOD
32
101
IFSDI
177
OCSW
CDM_OPEN_SW
27
105
IFBSY
CKSW
DVD_XIFBUSY
34
DVD_SID
31
REG01
REG02
IOP
10
13
16
17
17 8 REV
17 4 FWD
21 1 MUTE123
21 0 MUTE
6
7
17 0 TSDM
22
24
25
179
CKSW1
OCSW1
S001
(CHUCK/TRAY DETECT)
M
M
(LOADING MOTOR)
LDM+
LDM-
(LIMIT)
MUTE12
MUTE34
MUTE5
TSDM
27
27
HCD-DZ20
HCD-DZ20
6-2. DIAGRAMA EM BLOCOS – SEÇÃO VIDEO –
B
AUDIO
SECTION
(Page 28)
• Fluxo do Sinal
: VIDEO
: Y
: COMPONENT VIDEO
: CHROMA
: R, G, B
: AUDIO IN
IC201
VIDEO AMP, 75
Ω DRIVER
18
CBOUT
20
CYOUT
16
CROUT
IC1101 (3/3)
DVD SYSTEM PROCESSOR
169
RGB
203
YUV6
194
YUV1
200
YUV4
202
YUV5
49
WIDE
IC1103
EEPROM
6 5
SCL
SPA
12 CBIN
10 CYIN
198
YUV3
6 YIN
196
YUV2
2 CIN
4
CVBSIN
3
MUTE1
14
25
CRIN
SI
23
CVBSOUT
VSEL0
13
MUTE2
XROMCS
XWR
XRD
XROMCS
XWR
XRD
IC1102
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-IOA20
A16, A17
IOA0-7, IOA18-IOA20
A16, A17
AD0 – AD7
A[1]-A[20]
DATA & ADDRESS BUS
DATA & ADDRESS BUS
81-84,86-88,91
53-61, 67-72, 74-76,
78, 89, 92, 93
HD[0] – HD[7]
A[0] – A[21]
HD[0] – HD[7]
A[0]
26
45
CE
WE
28
OE
11
A0 – A20
DQ15/A-1
77
IOCS
IOWA
79
IOUE
66
DQ0 – DQ7
RCLK
IC1104
SDRAM
38
DRCLK
RD0 – RD15
RA4 – RA11
RA4– RA11
RD0 – RD15
142
RCS
19
RCS
138
RWE
16
RWE
140
RAS
18
RAS
139
CAS
17
CAS
DQM0
15
DQM0
DQM1
39
DQM1
CLE
37
DRCKE
102
SCL
103
SDA
143
BA0
20
BS0
BA1
21
BS1
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
VSEL0,
TVSEL
TVSEL
RGB SEL
Q203
SWITCH
J202
COMPONENT
VIDEO OUT
Y
P
B
/C
B
P
R
/C
R
3
4
J201
S VIDEO
(DVD ONLY)
VIDEO
21
Y OUT
26
C OUT
28
28
HCD-DZ20
HCD-DZ20
6-3. DIAGRAMA EM BLOCOS – SEÇÃO AUDIO –
B
VIDEO
SECTION
(Page 27)
C
VIDEO
SECTION
(Page 27)
AMP
SECTION
(Page 29)
A
: AUDIO
: AUDIO IN ( TV/VIDEO )
: TUNER
• Fluxo do Sinal
• Canal R-CH foi omitido por ser similar ao L-CH.
IC1101 (2/3)
DVD SYSTEM PROCESSOR
ALRCK
214
ABCK
217
ASDATA0
219
ASDATA2
218
ASDATA1
VSEL0,
TVSEL
TVSEL
209 SPDATA/SMSDI
72 ST_DI
69 ST_CLK
71 ST_CE
68 TUNED
70
76
75
ST_DO
IC501 (3/4)
SYSTEM CONTROLLER
X1102
27MHz
Q603
229
228
XTALI
XTALO
ALRCK
ABCK
DATA1
DATA2
DATA3
ACLK
M_ST
IC603
AMP
FM/AM TUNER UNIT
IC602
AUDIO INPUT
SELECTOR
IC2200
A/D CONVERTER
11 X3
13
10 9
X
A
B
9
DOUT
6
SCKI
12 X0
IC3003
SELECTOR
1 A
B
2
Y
G
6
5
7
A/B
13 LIN
14 RIN
R-CH
DO
CLK
CE
TUNED
FM ANT
GND
AM ANT
GND
L-CH
R-CH
DI
ST_DO
ST_CLK
ST_CE
TUNED
ST_DI
R-CH
R-CH
COAXIAL
FM
75
Ω
AM
7
LRCK
82 VSEL0
85 A SEL1
78 TVSEL
A SEL1
V SEL0
TV SEL
A SEL1
L
R
79
M-ST
215
ACLK
8
BCK
213
DATA1 – DATA3, ACLK,
ABCK, ALRCK
ABCK, ALRCK
J200
R-CH
TV/VCR
L
R
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