Sony DAV-DZ230 / DAV-DZ231 / DAV-HDZ235 / HCD-DZ230 / HCD-DZ231 / HCD-HDZ235 Service Manual ▷ View online
29
29
HCD-DZ230/DZ231/HDZ235
HCD-DZ230/DZ231/HDZ235
• Circuit Boards Location
• Waveforms
– MAIN Board –
– MAIN Board –
– IO-S-OUT Board (HDZ235) –
– IO-SCART Board (DZ230/DZ231) –
FL board
JACK board
P-SW board
IO-SCART board (DZ230/DZ231)
IO-S-OUT board (HDZ235)
IO-S-OUT board (HDZ235)
DMPORT board
(DZ230/DZ231)
(DZ230/DZ231)
SPEAKER board
MAIN board
HEATSINK B board
INSURATOR board
HEATSINK A board
TUNER (FM/AM)
POWER board
MS-203 board
2
IC1101
<xcv
(XTALI)
1 V/DIV, 10 ns/DIV
37 ns
3.3 Vp-p
1
IC1101
6
(DVDRFIP)
200 mV/DIV, 100 ns/DIV
900 mVp-p
3
IC1101
<z,m
(CVBS)
500 mV/DIV, 20
µ
s/DIV
H
1.5 Vp-p
5.0 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
200 ns
3.0 Vp-p
6
IC230
wf
(CYOUTa)
7
IC230
wa
(CbOUTa)
8
IC230
qk
(CrOUTa)
500 mV/DIV, 20
µ
s/DIV
H
1.7 Vp-p
500 mV/DIV, 20
µ
s/DIV
1.7 Vp-p
H
500 mV/DIV, 20
µ
s/DIV
1.7 Vp-p
H
9
IC308
wh
(C OUT)
q;
IC308
wa
(Y OUT)
qa
IC308
w;
(CY OUT)
qs
IC308
qk
(Cb OUT)
qd
IC308
qh
(Cr OUT)
1 V/DIV, 20
µ
s/DIV
H
1.3 Vp-p
1 V/DIV, 20
µ
s/DIV
2 Vp-p
H
1 V/DIV, 20
µ
s/DIV
2 Vp-p
H
1.8 Vp-p
H
500 mV/DIV, 20
µ
s/DIV
500 mV/DIV, 20
µ
s/DIV
H
1.5 Vp-p
30
30
HCD-DZ230/DZ231/HDZ235
HCD-DZ230/DZ231/HDZ235
6-1. BLOCK DIAGRAM – RF SECTION –
: CD PLAY
: DVD PLAY
: AUDIO
• Signal Path
DETECTOR
6
2
3
4
5
11
10
19
18
252
253
DVDRFIP
DVDA
DVDB
DVDC
DVDD
TPI
TNI
MD
MC
MC
29 V2O
D
C
LD01
MDI1
LD02
MSW
IOP
MDI2
OSP
OSN
IC1101 (1/2)
CD/DVD RF AMP,
FOCUS/TRACKING ERROR AMP
DVD SYSTEM PROCESSOR
DIGITAL SERVO PROCESSOR
OPTICAL PICK-UP
BLOCK
(KHM-313CAA)
2AXIS
DEVICE
FOCUS/
FOCUS/
TRACKING
COIL
23
20
LIM SW
(LIMIT SW)
130
22
21
36
48
43
15
37
1
Q1102 (2/2)
AUTOMATIC POWER
CONTROL (FOR DVD)
Q1101, Q1103
VOLUME CONTROL
Q1102 (1/2)
AUTOMATIC POWER
CONTROL (FOR CD)
LASER
DIODE
(FOR CD)
LASER
DIODE
(FOR DVD)
FOCUS COIL
DRIVE
42
41
BUFFER
35
3
34
4
TRACKING COIL
DRIVE
32
31
38
42
39
37
41
30
50
BUFFER
IC1201
FOCUS/TRACKING COIL DRIVER,
LOADING/SPINDLE/SLED MOTOR DRIVER
27
28
M
M
(SPINDLE MOTOR)
46
47
FMO
TROPENPWM
FOO
DND
TRO
V REFO
SPFG
40 IOPMON
FOO
RF
A
B
C
D
F
E
VC
CD LD
PD
VR650
VR780
MSW
DVD LD
FCS+
FCS–
TRK+
+3.6V
+2.5V
TRK–
SP+
SP–
SL+
SL–
D
C
B
A
VREFO
9 NB
B
8 NA
A
30
29
SLED MOTOR
DRIVE
SPINDLE MOTOR
DRIVE
M
M
(SLED MOTOR)
51
BUFFER
MCS
19
20
22
21
40
45
IC501 (1/5)
SYSTEM
CONTROLLER
IC4501 BUFFER
98
IFCK
DVD_SCO
33
99
XIFCS
DVDXIFCS
37
108
XSYSRST
MTKRST
SYSRST
SCO
SCD
SID
38
97
IFSDO
DVD_SOD
32
100
IFSDI
53
OCSW
CDM_OPEN_SW
27
112
IFBSY
CKSW
DVD_XIFBUSY
34
DVD_SID
31
TRO
FMO
FOO
DMO
TRO
10
13
16
17
7
6
FMO
DMO
172 REV
173 FWD
171 MUTE123
169 MUTE
168 TSD_M
169 MUTE
168 TSD_M
22
24
24
25
52
CKSW
OCSW1
S001
M203
(CHUCK/TRAY DETECT)
M
M
(LOADING MOTOR)
LDM+
LDM-
28
V2REFO
105
RXD
106
TXD
5
6
2
1
210
ASDATA4
211
ASDATA2
209
ASDATA1
212
ADIN
214
ACLK
203
ALRCK
202
ABCK
RFMON
CN1105
TO DIAG JIG
V2REFO
RXD
TXD
B
AUDIO
SECTION
(Page 32)
AMP
SECTION
(Page 33)
AMP_D1
AMP_D2
AMP_D3
AMP_MCKO
ABCK
ALRCK
ACLK
AD-IN
AMP_BCKO
AMP_LRCKO
A
2
18
4
5
8
7
16
15
12
13
14
6
31
31
HCD-DZ230/DZ231/HDZ235
HCD-DZ230/DZ231/HDZ235
6-2. BLOCK DIAGRAM – VIDEO SECTION –
• Signal Path
: VIDEO
: Y
: CHROMA
: COMPONENT VIDEO
: AUDIO
: RGB
IC1101(2/2)
DVD SYSTEM PROCESSOR
XROMCS
XRD
IC1102
32M FLASH ROM
117-113, 119-129
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
56-64, 57-75, 77
87, 91, 92
HD0 – HD7
A0 – A21
HD0 – HD7
A0
CE
WE
OE
A0,A2 – A21
DQ15/A-1
DQ0 – DQ7
DRCLK
IC1104
64M SDRAM
CLK
RD0 – RD15
RA0 – RA11
RA0 – RA11
RD0 – RD15
RCS
CS
RWE
WE
RAS
RAS
CAS
CAS
DQM0
LDQM
DQM1
UDQM
CKE
CLKE
BA0
BA0
BA1
BA1
HDMI_SCL
HDMI_SDA
XROMCS
XWR
XRD
IC1103
EEPROM
SCL
SDA
SCL
SDA
EEWP
WF
2Y
2A
1Y
SPDIF
ALRCK
ABCK
ACLK
XSYSRST
XTXINT
PWON
ASDATA0
SMPTE_Y(5)
SMPTE_Y(7)
SMPTE_Y(0)
SMPTE_Y(4)
VCLK
XTALI
Q1701
BUFFER
Q9724,9726
Q9728,9729
CEC SWITCH
Q274- 276
Q271- 273
BLANKOUTCONTROL
SWITCH
Q279
MUTE
IC1701
HDMI DRIVER
SPDIF
ALRCK
ALRCK
ABCK
ACK
INT
XRST
PWON
AD3
Y0
|
Y7
VCK
SCK
SSO
CLK
TX2P
TX2N
TX1P
TX1N
TX1N
TX0P
TX0N
TCKP
TCKN
HTPLG
1
2
4
IC1705
AND GATE
I C 1 1 1 1
O S C
X 1 1 0 1
2 7 M H z
T X 2 7 M
+3.3V
191
Y
175
RGB_SEL
182
R/Cr/Pr
189
187
C
CVBS
185
Y/G
183
B/Cb/Pb
177
WIDE
VIDEO AMP, 75
Ω DRIVER
J301
J230(1/2)
J303(1/2)
12 CBIN
10 CYIN
4 CVBSIN
18
CBOUT
MUTE2
MUTE1
14
25
CRIN
SI
20
CYOUT
23
CVBSOUT
2 CIN
6
YIN
26
COUT
21
YOUT
16
CROUT
CBOUT
CYOUT
VOUT
CROUT
G
R
B
BLANKING OUT
FUNCTION SW
CVBSOUT
1
2
3
4
COMPONENT
VIDEO OUT
S VIDEO(DVD ONLY)
MONITOR OUT
VIDEO
Y
PB/CB
PR/CR
D
AUDIO
SECTION
(Page 32)
C
AUDIO
SECTION
(Page 32)
IC308
SYSTEM CONTROLLER
IC501(2/5)
VIDEO AMP, 75
Ω DRIVER
SELECTOR
13 CBIN
11 CYIN
6 CVBSIN
23
CYOUT
15
2
CRIN
SI
18
CrOUT
2
OUT
6 IN1
4
1
IN2
SW
30
VOUT
21
11
15
7
19
8
16
CbOUT
78
STA_AUDIO_SEL/TVSEL
/C_SWR_SEL
87
IO_DO/VSEL2
83
V_SEL1
82
V_SEL0
IC230
IC202
139-141, 143, 144
149-155
13
3
MUTE2
MUTE1
5
14
216
209
210
211
110
108
223
197
108
223
197
165
161
13
20
159
157
166
234
4
3
6
72
79
79
78
77
27
27
25
24
73
73
11
21
22
26
7 6 5
54 102 103
48
40
49
51
52
54
55
57
58
1
3
4
6
7
9
10
12
19
15
16
103 104
13
136133135134
146
138
137
111132 147
38
21
20
66
78
76
11
28
26
45
19 16 18 17 15 39 37
2,4,5,7,8,10,11,13,42,44,45,47,48,50,51,53
25-16, 10-1, 48
29,31,33,35,38,40,42,44
79,80,82-86,89
TMDS DATA2 +
TMDS DATA2 -
TMDS DATA1 +
TMDS DATA1 -
TMDS DATA0 +
TMDS DATA0 -
TMDS DATA1 -
TMDS DATA0 +
TMDS DATA0 -
TMDS CLOCK +
TMDS CLOCK -
CEC_RX_IN
CEC_TX_OUT
HPD
CEC
SCL
SDA
HDMI OUT
C N 1 7 0 1
DVD ONLY
(
)
DZ230,DZ231
HDZ235
DZ230,DZ231
EURO AV
OUT PUT(TO TV)
32
32
HCD-DZ230/DZ231/HDZ235
HCD-DZ230/DZ231/HDZ235
6-3. BLOCK DIAGRAM – AUDIO SECTION –
: AUDIO
• Signal Path
: AUDIO IN
: TUNER
: DMPORT
: VIDEO
AUDIO IN/A.CAL MIC
DMPORT
IC401
AMP
IC202
BUFFER
+
–
6
5
7
+
–
3
2
1
Q470,471,473
MO/ST DETECT
IC402
AMP
+
–
5
6
7
CN204
+
–
3
2
1
7
6
5
17
4
2
13
14
+
–
5
6
7
GAIN CONT
ACAL
DC CONT
MO/ST DET
PLUG DET1
Q474,475
GAIN CONT
IC303
AUDIO INPUT SELECTOR
5 Y1
2 Y2
1 Y0
13
X
3
Y
A
A SEL0
A SEL1
10
B
9
14 X1
15 X2
12 X0
4 Y3
11 X3
Q305
Q307
IC306
AMP
+
–
–
3
2
1
+
–
5
6
7
IC772
A/D CONVERTER
13 VINL
LIN
9
DOUT
7
LRCK
14 VINR
RIN
8
BCK
6
SCKI
ACLK
ABCK
ALRCK
AD-IN
IC501 (3/5)
SYSTEM CONTROLLER
85 A-SEL1
84 A-SEL0
76 RDS_DATA
RDS_DATA
75 RDS_CLK
RDS_CLK
68 TUNED
TUNED
69 ST_CLK
PLL CK
PLL DO
PLL CE
PLL DI
70 ST_DO
71 ST_CE
72 ST_DI
91 ACAL MIC LEVEL
26 MIC GAIN
28 DC CONT
90 MONO/ST_DET
63 MIC/A.CAL_SW
ACAL
GAIN CONT
DC CONT
MO/ST DET
PLUG DET1
3
CEC_RX_IN
CEC_TX_OUT 22
29 CLINK_RX_IN
30 CLINK_TX_OUT
CEC_RX_IN
CEC_TX_OUT
TUNER
SECTION
RDS_DATA
L-CH
DZ230,DZ231
HDZ235
DZ230,DZ231
DZ230,DZ231
DZ230,DZ231
(DZ230,DZ231)
(HDZ235)
(DZ230,DZ231)
(HDZ235)
R-CH
L-CH
L-CH
R-CH
R-CH
L-CH
L-CH
L-CH
L-CH
R-CH
R-CH
R-CH
R-CH
RDS_CLK
TUNED
PLL CK
PLL CK
PLL DO
PLL CE
PLL DI
6
2
B
RF
SECTION
(Page 30)
D
VIDEO
SECTION
(Page 31)
C
VIDEO
SECTION
(Page 31)
L-CH
R-CH
L-CH
R-CH
TXD
RXD
DET
VIDEO
VIDEO 5V
VBUS(5V)
VBUS
89 CLINK-DET
J303(2/2)
J401
J230(2/2)
AUDIO IN
TV/VIDEO
R
L
EURO AV
OUT PUT(TO TV)
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