Sony DAV-HDZ273 / HCD-HDZ273 Service Manual ▷ View online
HCD-HDZ273
HCD-HDZ273
25
25
• Waveforms
– MAIN Board –
– MAIN Board –
• Circuit Boards Location
– I/O Board –
SECTION 6
DIAGRAMS
For Schematic Diagrams.
Note:
• All capacitors are in
• All capacitors are in
μF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in
Ω and
1
/
4
W or less unless otherwise
specifi ed.
•
f :
internal
component.
•
C : panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
•
A : B+ Line.
•
B : B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
• Voltages and waveforms are dc with respect to ground in
service mode.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
no mark : TUNER (FM)
<
<
> : DVD PLAY
*
: Impossible to measure
• Voltages are taken with VOM (Input impedance 10 M
Ω).
• Circled numbers refer to waveforms.
• Signal path.
F :
TUNER
J
: DVD PLAY
L :
VIDEO
E :
Y
a :
CHROMA
r : COMPONENT VIDEO
For Printed Wiring Boards.
Note:
•
•
X : Parts extracted from the component side.
•
a
:
Through
hole.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor.
C E
B
These are omitted.
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Parts on the pattern face side seen from
the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
Note: The components identifi ed by mark
0 or dotted
line with mark
0 are critical for safety.
Replace only with part number specifi ed.
SPEAKER board
I/O board
MAIN board
POWER board
MS-203 board
P-SW board
FL board
JACK board
C
B
This is omitted.
E
Q
IC1101
(DVDRFIP)
200 mV/DIV, 100 ns/DIV
IC1101
[
Y (R/Cr/Pr)
500 mV/DIV, 20
μs/DIV
IC1101
[
D (B/Cb/Pb)
500 mV/DIV, 20
μs/DIV
IC1101
[
C (Y/G)
1 V/DIV, 20
μs/DIV
IC1101
[
(C)
1 V/DIV, 20
μs/DIV
IC1101
[[ (Y)
1 V/DIV, 20
μs/DIV
IC1101
YD
(XTALO)
500 mV/DIV, 20 ns/DIV
IC501
RE (Xout)
1 V/DIV, 100 ns/DIV
IC702
XB (XOUT (O))
1 V/DIV, 20 ns/DIV
IC3010
RG (XFSOOUT)
1 V/DIV, 10 ns/DIV
RB
IC3010
SL (XFSOIN)
1 V/DIV, 10 ns/DIV
RT
IC3051
(3Y)
1 V/DIV, 10 ns/DIV
0.72Vp-p
0.72Vp-p
H
1Vp-p
H
1Vp-p
H
H
1Vp-p
4.3Vp-p
49.1MHz
1.6Vp-p
27MHz
4.3Vp-p
49.1MHz
4.3Vp-p
49.1MHz
3.4Vp-p
4Vp-p
5MHz
12.288MHz
650mVp-p
H
IC404
RI (Cr OUT)
500 mV/DIV, 20
μs/DIV
IC404
RL (Cb OUT)
500 mV/DIV, 20
μs/DIV
IC404
X (CY OUT)
500 mV/DIV, 20
μs/DIV
H
1Vp-p
1Vp-p
H
1Vp-p
H
HCD-HDZ273
HCD-HDZ273
26
26
RF
DETECTOR
LASER
DIODE
(FOR CD)
OPTICAL PICK-UP
BLOCK
(KHM-313CAA)
Q1102 (1/2)
LD DRIVE
CONTROL (FOR CD)
DVDRFIP
10
OSN
1
OSP
V2REFO 27
RXD
TXD
DVDA
VOA/A
VOB/B
VOC/C
VOD/D
VOD/D
VOF/F+H
VOE/E+G
VC
PD
CD LD
(780)
6
DVDB
7
DVDC
8
DVDD
9
TNI
17
TPI
A
A
B
C
D
B
C
D
C
D
18
NA
11
NB
12
MC
13
MD
14
V20 (2.0V)
28
LD01
22
MDI1
19
MDI2
20
LASER
DIODE
(FOR DVD)
Q1102 (2/2)
LD DRIVE
CONTROL (FOR DVD)
Q1101
PD VOLUME
CONTROL
IC1201
FOCUS/TRACKING COIL DRIVER,
LOADING/SPINDLE/SLED MOTOR DRIVER
IC1101 (1/3)
CD/DVD RF AMP,
FOCUS/TRACKING ERROR AMP,
DVD SYSTEM CONTROL
DIGITAL SERVO PROCESSOR
IC501 (1/5)
SYSTEM CONTROLLER
XSYSRST
IFSCK
IFSDO
IFSDI
XIFCS
IC510
EEPROM
IC4502
BUFFER
IC707
A/D CONVERTER
(SERVICE JIG)
BUFFER
DVD LD
VR (650)
VR (780)
VR (780)
MSW
Q1103
10P
VCC
(650)
LD02
MSW
FOO
VREFO
TRO
FMO
DMO
DMO
21
TROPENPWM
38
MTK RST
NC
MCKO
LRCKO
BCKO
AMP_D2
AMP_D1
AMP_D0
38
BCK
8
DOUT
TXD
RXD
V2REFO
RFMON
CN1105
1
2
5
6
L-IN
R-IN
9
LRCK
7
SCKI
6
9
11
SDA
5
SCL
6
DVD_SCO
33
DVD_SOD
32
DVD_SID
31
DVD XIFCS
37
CDM_OPEN_SW/XM_SEL
27
DVD_XIFBUSY
XSYSRST
S001
(CHUCK/TRAY DETECT)
M203
(LOADING MOTOR)
XSYSRST
OCSW1
CKSW
LDM+
LDM-
34
98
FMO
37
FOO
41
DMO
36
TRO
FMO
FOO
FOO
DMO
TRO
TRO
40
V REFO
29
FWD
94
REV
95
IOPMON
39
SPFG OP_INP
35
MUTE123
MUTE
TSD_M
MUTE
TSD_M
LIMITSW
(LIMITSW)
53
42
25
21
22
20
19
45
7
6
40
17
16
13
10
4
3
1
48
43
15
24
41
54
2AXIS
DEVICE
FOCUS/
FOCUS/
TRACKING
COIL
(SLED MOTOR)
REG01
REG02
(SPINDLE MOTOR)
FCS+
FCS-
TRK+
TRK-
SP-
SP+
SL-
SL+
SL+
BUFFER
46
47
47
MCS
BUFFER
32
31
30
29
31
30
29
SPINDLE MOTOR
DRIVE
27
28
28
SLED MOTOR
DRIVE
FOCUS COIL
DRIVE
36
37
37
TRACKING COIL
DRIVE
35
34
34
M
M
M
M
130
158
157
105
106
106
MC_DATA (ADIN) 206
ASDATA3 222
XSYSRST
IFCK
47
I2C_DATA
48
I2C_CLK
99
XIFCS
14
VINR
13
VINL
97
IFSDO
108
OCSW 104
IFBSY 110
CKSW 103
IFSDI 100
256
8
12
ASDATA0 226
7
13
ASDATA1 225
6
14
ASDATA2 223
5
15
ABCK 204
4
16
ALRCK 205
2
18
ACLK 203
AUDIO
SECTION
B
AMP
SECTION
A
VIDEO
SECTION
C
AUDIO
SECTION
D
M
• SIGNAL PATH
: TUNER
: DVD PLAY
: DVD PLAY
6-1. BLOCK DIAGRAM – RF Section –
(Page 28)
(Page 29)
(Page 28)
(Page 27)
HCD-HDZ273
HCD-HDZ273
27
27
VIDEO
83
V_SEL1
82
V_SEL0
87
IO_DO/VSEL2
191
Y
189
C
185
Y/G
183
B/Cb/Pb
182
R/Cr/Pr
180
TX2P
179
TX2N
177
TX1P
176
TX1N
174
TX0P
173
TX0N
171
TCKP
170
TCKN
162
HTPLG
16
CrOUT
20
CYOUT
18
CbOUT
23
CVBSOUT
CROUT
CYOUT
CBOUT
VOUT
IC404
VIDEO DRIVER
J404 (1/2)
VIDEO OUT
J401
CN1701
6 YIN
2 CIN
2 CIN
10 CVIN
12 CBIN
14 CRIN
12 CBIN
14 CRIN
4 CVBSIN
CEC_RX_IN
CEC_TX_OUT
CEC_TX_OUT
3 MUTE1
13 MUTE2
5 YC MIX
1 TMDS DATA2 +
3 TMDS DATA2 –
4 TMDS DATA1 +
6 TMDS DATA1 –
7 TMDS DATA0 +
9 TMDS DATA0 –
3 TMDS DATA2 –
4 TMDS DATA1 +
6 TMDS DATA1 –
7 TMDS DATA0 +
9 TMDS DATA0 –
10 TMDS CLOCK +
12 TMDS CLOCK –
12 TMDS CLOCK –
19 HPD
Y
PB/CB
COMPONENT
VIDEO OUT
PR/CR
HDMI OUT
+6V
IC1103
EEPROM
IC1102
FLASH ROM
IC1101 (2/3)
DVD SYSTEM CONTROL, DSP
IC501 (2/5)
SYSTEM CONTROLLER
IC1104
SDRAM
IC1707
+5V REG.
IC1705
BUFFER
WF
EEWP
SCL
SDA
18 +5V POWER
13 CEC
15 SCL
16 SDA
16 SDA
Q9724,9726,
Q9728,9729
Q9728,9729
CEC RX/TX I/F
7
112 101 102
DDC_CLK
161
DDC_DA
159
CLKE
37
UDQM
39
LDQM
15
WE
11
OE
28
CE
26
45
12
/CAS
17
/RAS
18
/WE
16
/CS
19
CLK
38
BA1
21
BA0
20
CKE
147
DQM1
132
DQM0
111
_CAS
134
_RAS
135
_R
WE
133
_RCS
136
DRCLK
146
BA1
138
BA0
137
XWR
66
XRD
78
XROMCS
XWR
XRD
XROMCS
A1–A21
A0
76
SCL
6
SDA
5
Q1701
LEVEL SHIFT
139–141,143,144
149–155
2,4,5,7,8,10,11,13,42,
44,45,47,48,50,51,53
117–113,119–129
22–26,29–35
RD0–RD15
RA0–RA11
RD0–RD15
RA0–RA11
56–64,67–75,77,
87,91,92
29,31,33,35,
38,40,42,44
79,80,82–86,89
25–16,10–1,48
HD0–HD7
HA0–HA21
A0–A21
HD0–HD7
HD0–HD7
DQ0–DQ7
RA0–RA21
DQ15/A-1
RESET
XSYSRST
C
RF
SECTION
G
AUDIO
SECTION
E
AUDIO
SECTION
• SIGNAL PATH
: VIDEO
: Y
: CHROMA
: COMPONENT VIDEO
: Y
: CHROMA
: COMPONENT VIDEO
6-2. BLOCK DIAGRAM – VIDEO Section –
(Page 26)
(Page 28)
(Page 28)
HCD-HDZ273
HCD-HDZ273
28
28
Q101,104,105
MIC DC SWITCH
J100
SW3.3V
DC-CONT
R-CH
R-CH
R-CH
D107
Q102
Q103
Q413
Q412
D104
Y1
Y
GAIN_CONT
PLUG_DET1
MONO_ST_DET
A.CAL
DC_CONT
IC103
MIC AMP
IC104
MIC LEVEL DETECT
IC411
INPUT SELECT
IC202
DMPORT
AUDIO AMP
IC1101 (3/3)
DIR/USB CONTROL
IC501 (3/5)
SYSTEM CONTROL
IC301
OPTICAL
RECEIVER
IC702
DIR
IC302
WAVE
SHAPER
AUDIO IN/
A.CAL MIC
J404(2/2)
CN204
TU401
FM/AM
TUNER
RACK
TV/VIDEO
DMPORT
DC 5V
0.7V MAX
AM
COAXIAL
OPTICAL
TV DIGITAL
IN
AUDIO
IN
3
5
7
2
3
48
25
1
VIDEO
VIDEO
LCH
RCH
RCH
VBUS (5V)
DET
RXD
TXD
DET
RXD
TXD
VIDEO 5V
L-CH
R-CH
TUNED
DI
DO
CL
CE
R-CH
TUNED
DI
DO
CL
CE
VIDEO 5V
(DMPORT)
13
14
14
5
6
7
6
7
2
4
4
17
1
5
3
A 10
B 9
Y2
2
Y3
4
Y0
1
L
R
VIDEO
SECTION
E
AMP
SECTION
F
R-CH
XMODE (I)
XVOICE/DIR_CSFLAG
MDIR_CSFLAG
MDIR_CL
MDIR_CE
MDIR_DI
MDIR_DO
SPMCK
SPLRCK
SPBCK
SPDATA
CSFLAG (O)
38
CL (I)
37
CE (I)
36
DI (I)
35
DO (O)
13
CKOUT (O)
15
LRCK (O)
14
BCK (O)
16
52
51
51
DATA (O)
24
AUDIO- (O)
34
ERROR (O)
4
2
DIN1 (I)
(OPT)
(OPT)
5 DIN2 (I)
(COAX)
4 XOUT (O)
22 XIN (I)
XSYSRST
RF
SECTION
D
X701
12.288MHz
214
DIR_CL
227
DIR_CE
221
RT/DIR_DI
230
LT/DIR_DO
231
SPMCK
199
SPLRCK
201
SPBCK
200
ADIN (SPDATA)
DIR_AUDIO/NC
DIR_ERROR/NC
DIR_ERROR/NC
202
MDIR_ERROR
MDIR_AUDIO
CEC_RX_IN
CEC_RX_IN
3
CEC_TX_OUT
CEC_TX_OUT
22
75
Ω FM
COAXIAL
ANTENNA
ST_CE
71
ST_CLK
69
ST_DO
70
ST_DI
72
TUNED
TUNED
DI
DO
DI
DO
CE
68
DMP_TX_OUT
30
DC_CONT
28
A.CAL MIC LEVEL/DSP_MASTER
91
MIC_GAIN
26
MONO/ST_DET
MONO_ST_DET
GAIN_CONT
A.CAL
DC_CONT
TXD
RXD
DET
GAIN_CONT
A.CAL
DC_CONT
TXD
RXD
DET
PLUG_DET1
PLUG_DET2
ASEL1
ASEL0
ASEL0
L-IN
R-IN
R-CH
ASEL1
90
JACK1/JACK2/S-ART DET
66
IO_RESET/ASEL1
85
IO_CE/ASEL0
84
DMP_RX_IN
29
DMP_DET
89
RF
SECTION
B
VIDEO
SECTION
G
• R-ch is omitted due to same as L-ch.
CL
J302
• SIGNAL PATH
: TUNER
: VIDEO
6-3. BLOCK DIAGRAM – AUDIO Section –
(Page 26)
(Page 26)
(Page 27)
(Page 27)
(Page 29)
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