DOWNLOAD Sony DAV-HDZ273 / HCD-HDZ273 Service Manual ↓ Size: 4.65 MB | Pages: 80 in PDF or view online for FREE

Model
DAV-HDZ273 HCD-HDZ273
Pages
80
Size
4.65 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
dav-hdz273-hcd-hdz273.pdf
Date
PREV: Sony STR-DG820 (serv.man2) Service Manual

Sony DAV-HDZ273 / HCD-HDZ273 Service Manual ▷ View online

HCD-HDZ273
HCD-HDZ273
33
33
1.8
3.3
4.9
3.3
3.3
1.3
0
3.3
0.2
0
0
0
0
3.3
3.5
3.3
0
0<2.4>
<2.6>
3.3
3.5<3.3>
3.3
1.3
4.9
3.3
47k
R1124
0.1
C1192
5
4
3
2
1
TK11133CSCL-G
IC1105
CONT
GND
NOISE
VOUT
VIN
0.5%
22
R
111
2
100k
R1114
0
R1109
0.01
C1113
0.5%
22
R
111
5
100
R1101
10k
R1107
10V
47
C1105
0.22
C1195
47k
R1117
0.22
C1182
1k
R1116
0.01
C1101
22
R1
121
0.1
C1184
10V
47
C
111
2
1M
R1108
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
CN1101
24P
GND (LD)
LD (650)
NC
NC
PD
LD (780)
VR (650)
VR (780)
NC
VOE/E+G
VCC
VC
GND (PDIC)
VOF/F+H
VOB/B
VOA/A
RF
(LO:DVD.HI:CD)MSW
VOD/D
VOC/C
TRK-
TRK+
FCS+
FCS-
0.01
C1106
0.5%
22
R
111
3
5
4
3
2
1
TK11133CSCL-G
IC1107
CONT
GND
NOISE
VOUT
VIN
0
R1123
47k
R1110
0.22
C1193
22
R
111
8
RT1N241C-TP-1
Q1103
INVERTER
22
R1
120
100k
R2129
100
R1111
D1
G2
S2
D2
G1
S1
UM6K1N-TN
Q1101
PD VOLUME CONTROL
Q1102
QST8TR
LD DRIVE CONTROL
JL2101
JL2102
JL2105
JL2106
JL2107
JL2108
JL2110
JL2111
JL2112
JL2113
JL2114
JL2115
JL2116
JL2117
JL2118
JL2119
JL2120
JL2121
JL2122
JL2123
JL2124
CL1106
CL1107
0
R2133
REG01
TRK-
TRK+
FCS+
FCS-
REG02
IOP
VREFO
RF+3.3V
5V
D3.3V
I
O
G
MM1661JTRE
IC1110
1
C1198
0.33
C1183
1k
R2178
0.22
C1186
10k
R1151
FB1112
0
R2134
CL1112
CL1113
CL1114
CL1115
CL1116
CL1117
CL1118
CL2103
CL2104
JL2103
JL2104
JL2109
6.3V
100
C1111
10
C1129
0.1
C1159
CL1301
RF
CL1302
D-GND
CL1303
FE
CL1304
TE
CL1305
PI
10V
47
C1187
R1102
0
FE,PI,TE
1.8V
VREFO
VDD3.3V
PD
VC
RF
MSW
LDO1
LDO2
RFMON
3.3V3
D-GND
TRK+
FCS+
FCS-
FCS+
TRK-
FCS-
TRK+
TRK-
DVD_LD
CD_LD
FE
TE
PI
VOE
VOF
VOB
VOA
VOD
VOC
CD_LD
DVD_LD
(1/9)
MAIN  BOARD
+1.8V REG
IC1110
+3.3V REG
IC1107
+3.3V REG
IC1105
E2
E1
B2
B1
C2
C1
VOA,VOB,VOC,
VOD,VOE,VOF
OPTICAL
PICK-UP
(KHM-313CAA)
8
2
E
A
6
F
7
B
C
D
H
1
5
4
G
3
(2/9)
MAIN
BOARD
4
(2/9)
MAIN
BOARD
1
MAIN
(3/9)
BOARD
MAIN
2
(4/9)
BOARD
40
MAIN
3
(4/9)
BOARD
IC B/D
IC B/D
6-8.  SCHEMATIC  DIAGRAM  – MAIN Board (1/9) –
• See page 51 for IC Block Diagrams.
(Page 36)
(Page 35)
(Page 36)
(Page 34)
(Page 34)
HCD-HDZ273
HCD-HDZ273
34
34
1.9<0.9>
1.5
1.2
0.9
3.3
1.6
1.6
1.6
1.6
2
2
2
2
2
2
2
0
0
3.3<2.6>
3.3
3.3
0.5<2.2>
2.7
2
1.4
1.2<1.4>
1.4<1.2>
1.2
1.7
1.7
1.4<0.2>
1.4<2.1>
1.4
0
1.6<1.4>
1.3
1.4
1.8
3.3
0.8
1.8
3.3
0
0<3.3>
0<3.3>
1.8
0<2.1>
0<2>
1.9
1.6
1.8<2.4>
2<0>
2
0.5<3>
0
3.3
3.3
1.2<0>
2.1<0.6>
1.4<0.5>
1.4<0.5>
1.2<2>
1.4
1.8
0
0
2
0
1.6<1.4>
1.4<0.6>
1.5
1.5
1.9<1.5>
1.9
1.9
0
1.1
2<1.5>
0.1<2.3>
0<2>
1.8
3.3
3.3
3.3
0
3.3
3.3
3.3
0<3.3>
3.3
0.3
0.3
3.3
3.3
3.3
2.5
2.4
3.3
0.8
0.8
0.9
0.9
1
3.3
1
1
1.1
0.9
1.1<1.6>
1.2
1
1.1
0.8
0.8
1.1
3.3
3.3
2.4
3.3
3.1
3.2
3
1.9<1.5>
2
0
0.4
2.1<1.7>
1.8
2.1
1.3
3.3
1.5
3.3
0
0
0
2.2<1.7>
1.5
1.5
1.8
3.3
3.3
3.3
3.2
1.8
3.2
0
1.3
3.3
3.3
0
0.3<0>
0.3<0>
1.8
1.3<0>
1.3<0>
1.3<0>
1.3<0>
1.3<0>
1.3<0>
0.6
0.7
0.4
0.3
0.6
3.3
0.4
1.4
1.3<1.8>
3.3
1.3
0.1<1.4>
3.3
3.3
0<1.5>
2<1.6>
0<1.6>
1.7
3.3
0.9
1<0.6>
0.7
1.8
1.8
3.3
0.1
0
3.3
3.3
0
1.2
0<1.2>
1.6
0.6<1.2>
1.2
0
1.7
3.3
3.3
0
1.8
0
3.3
0
3.3
1.2
1.6
1.6
1.2
0
1.6
1.6
1.6
3.3
3.1
3.3
3.3
1.2
1.2
0.1
C1
149
0.1
C1133
47
R1
185
0.01
C1162
R1
161
22
3.3k
R2151
100
R1156
0.01
C1
156
4700p
C1199
2.7k
R2110
0
RB1
113
0.1
C1116
0.1
C1
137
0.01
C1164
1
C1120
0.01
C1175
0.033
C1
135
0
R1
152
1
C1122
0.01
C1136
0.1
C1126
47
R1
184
0.01
C1
161
1
C1124
3.3k
R2150
0.047
C1148
0.1
C1115
0.1
C1130
0.01
C1
155
47
R1
159
0.1
C1
140
27MHz
X1101
47
R1
160
0.1
C1125
3.3k
R2152
0.01
C1
163
47
R1
183
0.1
C1132
0
R1
155
22p
C1
139
0.01
C1
158
0
RB1
112
0.01
C1174
100k
R1132
0.01
C1127
0.1
C1
146
0.01
C1
160
0.01
C1176
1
C1123
0.047
C1147
15k
R1136
R21
15
0
C1
169
0.1
1
C1121
JL1
160
JL1107
JL1108
JL1109
JL1110
JL1111
JL1112
CL1108
CL1105
CL1101
REV
TRO
FWD
FOO
IOPMON
SPFG
TSD_M
DMO
FMO
TROPENPWM
0
R2176
CL1
121
CL2101
CL2102
0
R1
145
0
R1
147
0
R1
148
0
R21
19
0
R1
153
0
R1
154
CL1
123
LIMITSW
0
R1139
22
R2114
0
RB1
110
0
RB1104
0
RB1111
0
RB1
109
0
RB1103
0
RB1115
0
RB1114
R1
176
10k
0
R1133
0
R1175
FB2121
FB2120
FB2124
FB2122
MUTE
MUTE123
ADIN
0.1
C1
171
100k
R1142
0
R2167
12p
C1152
12p
C1153
1000p
C1151
680k
R1
141
FB1107
16V
10
C1
145
FB2101
4.7
C2108
6.3V
100
C2109
FB2103
FB1106
1000p
C1
138
330
R2168
6.3V
100
C21
10
R1
125
47
0.1
C1114
CL2120
0.1
C1
154
CL2139
CL2140
CL2141
0.1
C1
165
FB1
109
3.3k
R1782
CL1109
100
R1
171
100
R2179
R2177
0
0.5%
5.1k
R1103
CL2138
CL2137
CL2135
R1
165
47
SPMCK
R1
164
47
SPDATA
R1
163
47
SPLRCK
R1
162
47
SPBCK
100
R2184
100
R2185
10k
R2180
OCSW
CKSW
4.7k
R2104
CL1110
CL2107
CL2108
CL2109
10V
47
C1117
10V
47
C1118
10V
47
C1119
5600p
C2502
0.1
C1108
0.1
C1109
FB1115
FB1
116
10
C2115
0.1
C2114
0.1
C2116
10
C2117
FB1117
0.1
C2118
4.7
C2503
FB1118
0.1
C1172
1000p
C2119
CL2121
CL2122
CL2123
CL2124
CL2125
CL2126
1500p
C1
170
10k
R2155
10k
R2156
10k
R2157
10k
R2158
10k
R2159
2.7k
R1730
0.5%
560
R2101
R2131
100
1k
R1140
XSYSRST
XIFCS
XIFBSY
IFSDI
0.01
C1
144
MDIR_ERROR
MDIR_AUDIO
MDIR_XSTATE
R2130
100
MDIR_CSFLAG
R2136
47
R2120
100
R2161
0
R2162
0
MDIR_DO
1
2
3
4
5
6
6P
CN1105
TXD
RXD
GND
+3.3V
V2REFO
RFMON
47
R1
146
3.3k
R1781
R2188
0
R2182
0
12345678
9
101
1
121
31
41
5
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
11
0
111
11
2
11
3
11
4
11
5
11
6
11
7
11
8
11
9
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
21
1
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
240
231
232
233
234
235
236
237
238
239
241
242
243
244
255
256
245
246
247
248
249
250
251
252
253
254
IC1101
OSN
RFGC
IREF
AVDD3
AGND
DVDA
DVDB
DVDC
DVDD
DVDRFIP
MA
MB
MC
MD
SA
SB
TNI
TPI
MDI1
MDI2
LDO2
LDO1
SVDD3
CSO
RFLVL
SGND
V2REFO
V2O
VREFO
FEO
TEO
TEZISLV
OP_OUT
OP_INN
OP_INP
DMO
FMO
TROPENPWM
IOPMON
TRO
FOO
AGND18
AVDD18
USB_DP
USB_DM
USB_VDD3
USB_VSS
PAD_VRT
USB_VDD18
USB_VSS
DIR_ERROR/NC
DIR_AUDIO/NC
LIMITSW
MSW
DVDD18
HA2
HA3
HA4
HA5
HA6
HA7
HA8
HA18
HA19
DVDD3
XWR
HA16
HA15
HA14
HA13
HA12
HA1
1
HA10
HA9
HA20
XROMCS
HA1
XRD
HD0
HD1
DVSS
HD2
HD3
HD4
HD5
HD6
HA21
RESER
VED
HD7
DVSS
HA17
HA0
DVDD18
FWD
REV
DVDD3
IFSDO
IFCK
xIFCS
IFSDI
SCL
SDA
CKSW
OCSW
RXD
TXD
ICE
xSYSRST
RESER
VED
xIFBSY
DQM0
EEWP
RD7
RD6
RD5
RD4
RD3
DVDD3
RD2
RD1
RD0
RD15
RD14
RD13
RD12
RD1
1
RD10
RD9
RD8
TSD_M
DVDD3
DQM1
_RWE
_CAS
_RAS
_RCS
BA0
BA1
RA10
RA0
RA1
DVDD18
RA2
RA3
DVDD3
DRCLK
CKE
DVSS
RA11
RA9
RA8
RA7
RA6
RA5
RA4
DVDD3
MUTE123
MUTE
DDC_DA
DVDD18
DDC_CLK
HTPLG
AGND3
EXT_RES
AVDD3
AVDD3
EXT_CAP
AGND3
AGND18
TXCN
TXCP
AVDD18
TX0N
TX0P
AGND18
TX1N
TX1P
AVDD18
TX2N
TX2P
AGND18
R/Cr/Pr
B/Cb/Pb
DACVSSA
Y/G
DACVDDA
CVBS
DACVSSB
C
DACVDDB
Y
DACVSSC
FS
VREF
DACVDDC
VBUS_OE
VBUS_OC
SCORE/DIR_XST
ATE
SPMCK
SPBCK
SPLRCK
ADIN(SPDA
TA)
ACLK
ABCK
ALRCK
MC_DA
TA(ADIN)
DVDD3
MIC
WIDE
RGB_SEL/DSEL
TRG_SW
DVDD18
KMOD
XVOICE/DIR_CSFLAG
SPDIF
APLL
VDD3
APLLCAP
APLL
VSS
ADACVSS2
ADACVSS1
DIR_CE
ASDA
TA3
ASDA
TA2
AVCM
ASDA
TA1
ASDA
TA0
DIR_CL
ADACVDD1
ADACVDD2
Rt/DIR_DI
Lt/DIR_DO
ADACVSS3
ADACVDD3
SADCVDD18
SADCVSS18
RFGND18
RFVDD18
XT
ALO
XT
ALI
JITFO
JITFN
PLL
VSS
PLL
VDD3
LPFON
LPFIP
LPFIN
LPFOP
ADCVDD3
ADCVSS
RFVDD3
RFRPDC
RFRP
AC
HRFZC
CR
TPLP
RFGND18
OSP
ALRCK
ACLK
ABCK
ASDATA0
ASDATA1
ASDATA2
MDIR_CL
ASDATA3
MDIR_CE
MDIR_DI
C
CB/B
CR/R
Y/G
IFSCK
IFSDO
FB2125
Y
10V
47
C1177
FB1113
R2160
10k
FE,PI,TE
D-GND
3.3V3
RFMON
LDO2
LDO1
MSW
RF
VC
PD
VDD3.3V
VREFO
1.8V
XRD,XROMCS,XWR
SCL,SDA,WE
CAS,DQM1,DQMO,RAS,RWE
XSYSRST
D3.3V
D-GND
DRCLK
DDC-DA
DDC-CLK
3.3V4
3.3V5
HTPLG
XSYSRST
ABCK
ALRCK
ACLK
A0
A20
A13
A14
A15
A16
XWR
HD2
HD3
HD4
HD6
RD6
RD5
RD4
RD3
RD2
RD1
RD0
A19
A18
A2
A3
A4
A5
A6
A7
XROMCS
A1
XRD
HD0
HD1
HD5
HD7
A17
DQMO
RD7
RA4
RA5
RA6
RA7
RA8
RA9
RA11
CLKE
DRCLK
RA3
RA2
RA1
RA0
RA10
BA1
BA0
RCS
RAS
CAS
RWE
DQM1
RD8
RD9
RD10
RD1
1
RD12
RD13
RD14
RD15
VOD
VOC
VOB
VOA
VOE
VOF
PI
FE
TE
DMO
FMO
TROPENPWM
TRO
FOO
DMO
FMO
TROPENPWM
TRO
FOO
A12
A1
1
A10
A9
A21
SDA
WE
SCL
DATA2+
DATA2-
DATA1-
CLK+
DATA1+
DATA0+
DATA0-
CLK-
1.8V
1.8V
3.3V
A8
ASDA
TA3
ASDATA2
ASDATA1
ASDATA0
ASDA
TA0
ASDA
TA1
ASDA
TA2
ASDATA3
ADIN
ALRCK
ABCK
ACLK
ADIN
ALRCK
ABCK
ACLK
MDIR_XST
ATE
SPMCK
SPBCK
SPLRCK
SPDA
TA
MDIR_DO
MDIR_DI
MDIR_CL
MDIR_CE
MDIR_CSFLAG
MDIR_CSFLAG
MDIR_CE
MDIR_CL
MDIR_DI
MDIR_DO
SPDATA
SPLRCK
SPBCK
SPMCK
MDIR_XSTATE
[DRIVE]
[2.0V]
[2.8V]
Laser Driver Output
[1.4V]
Laser Driver Output
Laser Power Monitor Input
(2/9)
MAIN  BOARD
CD/DVD RF AMP, FOCUS/TRACKING ERROR AMP,
IC1101
1.4
DVD SYSTEM CONTROL, DSP,
CLK+,CLK-,DATA0+,DATA0-,
DATA1+,DATA1-,DATA2+,DATA2-
VOA,VOB,VOC,
VOD,VOE,VOF
BA0,BA1,RA0,RA1,
RA2,RA3,RA10,RCS
CLKE,RA4,RA5,RA6,
RA7,RA8,RA9,RA11
SERVICE
JIG
(
)
H
5
13
G
6
M
C
16
4
1
D
7
L
A
2
15
9
F
11
K
I
10
14
3
B
12
E
J
8
DIR/USB CONTROL
CXD9927R
RD8-RD15
A0-A21
HD0-HD7
RD0-RD7
2
3
4
5
6
7
1
BOARD
MAIN
(6/9)
20
BOARD
15
(7/9)
MAIN
BOARD
17
(7/9)
MAIN
BOARD
14
(6/9)
MAIN
BOARD
13
(4/9)
MAIN
BOARD
(3/9)
MAIN
12
MAIN
BOARD
(5/9)
10
9
MAIN
BOARD
(4/9)
BOARD
4
(1/9)
MAIN
BOARD
MAIN
(4/9)
7
BOARD
6
(7/9)
MAIN
MAIN
(1/9)
BOARD
1
6-9.  SCHEMATIC  DIAGRAM  – MAIN Board (2/9) –
• See page 25 for waveforms.   • See page 55 for IC Pin Function Description of IC1101.
(Page 38)
(Page 39)
(Page 39)
(Page 38)
(Page 36)
(Page 35)
(Page 33)
(Page 39)
(Page 36)
(Page 33)
(Page 36)
(Page 37)
HCD-HDZ273
HCD-HDZ273
35
35
BOARD
MAIN
(5/9)
23
BOARD
MAIN
(2/9)
12
MAIN
24
(5/9)
BOARD
39
(5/9)
MAIN
BOARD
40
(1/9)
MAIN
BOARD
IC B/D
IC B/D
3.3
1.7
2.8
0
3.8
3.3
3.3
3.5
3.5
0
5
3.3
3.2
3.2
3.3
5
0.6
0
3.3
5
6.6
1.3
3.3
1.8
1.5
1.5
2.2<1.7>
0
0
0
3.3
1.5
2.4
1.1
3.3
0.8
0.8
1.1
1
3.3
1.2
1.1
<1.6>
0.9
3.3
1.3
2.1
2.1
<1.7>
0.4
0
2
1.9
<1.5>
3
3.2
3.1
3.3
2.4
3.3
0.8
0.8
0.9
3.3
0.9
1
1
1
3.3
1.1
3.3
3.3
0
<3.3>
3.3
3.3
2
0
0
1.6
<1.4>
1.5
1.5
1.5
3.3
1.9<1.5>
1.9
1.9
2<1.5>
0<2>
0.1<2.3>
0<2.1>
0<2>
1.9
1.6
1.8<2.4>
2<0>
2
0.5<3>
0
3.3
3.3
3.3
3.3
0
0
1.8
1.4
1.2<2>
1.4<0.5>
1.9<0.5>
1.9<0.9>
2.1<0.6>
1.2<0>
3.3
3.3
5
3.3
1.3
47
RB1106
1
C1102
0.1
C1179
10k
R1105
1k
R1193
47
RB1105
10k
R1106
1k
R1191
0.1
C1191
0.1
C1197
0.1
C1180
D-GND
D3.3V
FB1108
0.1
C1181
1k
R1135
0.01
C2130
FB1111
C1110
0.1
47
RB1107
47
RB1108
D1
G2
S2
D2
G1
S1
UM6K1N-TN
Q1701
LEVEL SHIFT
5
4
3
2
1
CONT
GND
NOISE
VOUT
VIN
5
4
3
2
1
TC7SZ08FU(TE85R)
IC1705
A
B
VSS
Y
VDD
0
R1786
0
R1785
0
R1784
0
R1783
0
R1747
0
R1748
0
R1751
1.8k
R1750
0
R1752
CL1701
0.01
C1725
R1744
4.7k
0.1
C1727
0
R1753
0.22
C1730
0.22
C1729
10V
47
C1728
CL1702
0
R2746
220
R9945
0
R9935
RT1N141C-TP-1
Q9729
2SC4154TP-1EF
Q9728
2SC4154TP-1EF
Q9726
27k
R9941
22k
R9928
1k
R9924
10k
R9934
22k
R9929
10k
R9922
R9920
0
1k
R9918
0.1
C9972
48
43
6
5
46
4
3
2
1
47
45
44
42
41
37
38
39
40
12
10
11
9
8
7
36
31
32
33
34
35
18
17
16
15
14
13
30
29
28
27
26
25
24
23
22
21
20
19
IC1102
A15
A14
A13
A12
A11
A10
A9
A8
A19
N.C
WE
RESET
N.C.
N.C.
RY/BY
A18
A17
A7
A6
A5
A4
A3
A2
A1
A0
CE
VSS
OE
DQ0
DQ8
DQ1
DQ9
DQ2
DQ10
DQ3
DQ11
VCC
DQ4
DQ12
DQ5
DQ13
DQ6
DQ14
DQ7
DQ15/A-1
VSS
BYTE
A16
E3.3V
CEC_TX_OUT
1.8k
R1749
100
R1198
+6V
ISA1602AM1TP-1EF
Q9724
R1754
0
0.01
C2100
47k
R1742
CEC_RX_IN
MA2J1110GLS0
D9712
10V
100
C1190
47
48
49
8
50
51
52
53
54
1
2
3
4
5
6
7
41
42
43
44
45
46
14
13
12
11
10
9
34
40
35
36
37
38
39
16
15
17
18
19
20
21
28
27
29
30
31
32
33
26
25
24
23
22
V54C365164VEI7
IC1104
VDD
DQ0
VDDQ
DQ1
DQ2
VSSQ
DQ3
DQ4
VDDQ
DQ5
DQ6
VSSQ
DQ7
VDD
LDQM
/WE
/CAS
/RAS
/CS
BA0
BA1
A10
A0
A1
A2
A3
VDD
VSS
A4
A5
A6
A7
A8
A9
A11
NC
CKE
CLK
UDQM
NC
VSS
DQ8
VDDQ
DQ9
DQ10
VSSQ
DQ11
DQ12
VDDQ
DQ13
DQ14
VSSQ
DQ15
VSS
R2203
0
1
2
3
4
L1701
1
2
3
4
L1704
1
2
3
4
L1702
1
2
3
4
L1703
8
7
6
5
4
3
2
1
S-24CS64A01-J8T1G
IC1103
A0
A1
A2
GND
SDA
SCL
WE
VCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
CN1701
19P
TMDS DATA2+
TMDS DATA2 SHIELD
TMDS DATA2-
TMDS DATA1+
TMDS DATA1 SHIELD
TMDS DATA1-
TMDS DATA0+
TMDS DATA0 SHIELD
TMDS DATA0-
TMDS CLOCK+
TMDS CLOCK SHIELD
TMDS CLOCK-
CEC
Reserved
SCL
SDA
DOC/CEC GND
+5 POWER
HPD
5
4
3
2
1
CONT
GND
NOISE
VOUT
VIN
C1732
0.01
C1731
0.22
5V
C1733
0.22
C1734
1
R2201
0
XRD,XROMCS,XWR
HD0-HD7
SCL,SDA,WE
A0-A21
RD0,RD1,RD2,RD3,RD4,RD5,RD6,RD7
RD8-RD15
CLKE,RA4,RA5,RA6,RA7,RA8,RA9,RA11
BA0,BA1,RA0,RA1,RA2,RA3,RA10,RCS
CAS,DQM1,DQMO,RAS,RWE
XSYSRST
D3.3V
D-GND
DRCLK
DDC-DA
DDC-CLK
3.3V4
3.3V5
HTPLG
D3.3V
R1757
0
A17
A0
A1
A16
A15
A14
A13
A12
A11
A10
A9
A20
A19
A18
A8
A7
A6
A5
A4
A3
A2
HD7
HD6
HD5
HD4
HD3
HD2
HD1
HD0
XRD
XROMCS
XWR
RA4
RA5
RA6
RA7
RA8
RA9
RA11
CLKE
RAS
CAS
RWE
DQMO
RD8
RD7
RD6
RD5
RD4
RD3
RD2
RD1
RD0
RA3
RA2
RA1
RA0
RA10
BA1
BA0
RCS
A21
RD12
RD13
RD14
RD15
RD9
RD10
RD11
CLK+
DATA0-
DATA0+
DATA1-
DATA2-
DATA1+
DATA2+
CLK-
WE
SCL
SDA
DQM1
(3/9)
MAIN BOARD
FLASH ROM
IC1102
SDRAM
IC1104
BUFFER
IC1705
+3.3V REG
IC1708
+5V REG
IC1707
EEPROM
IC1103
Q9724,9726,9728,9729
CEC RX/TX I/F
HDMI OUT
CLK+,CLK-,DATA0+,DATA0-,
DATA1+,DATA1-,DATA2+,DATA2-
6
D
9
4
5
H
1
E
10
A
F
C
K
G
J
B
11
3
8
7
2
I
S29AL032D70TF-OHI1-0802UC
TK11150CSCL-G
IC1707
TK11133CSCL-G
IC1708
6-10.  SCHEMATIC  DIAGRAM  – MAIN Board (3/9) –
• See page 51 for IC Block Diagrams.
When IC1103 on the Main board is damaged, exchange the 
new Main board for the Main board which IC damaged.
(Page 37)
(Page 34)
(Page 37)
(Page 37)
(Page 33)
HCD-HDZ273
HCD-HDZ273
36
36
(1/9)
3
BOARD
MAIN
(2/9)
9
BOARD
MAIN
(5/9)
BOARD
MAIN
25
MAIN
2
BOARD
(1/9)
7
BOARD
(2/9)
MAIN
BOARD
(2/9)
MAIN
13
IC B/D
1.4
1.4
1.4
1.4
1.4
3.3
3.3
2.2
1.4
1.4
1.4
1.4
1.4
1.4<1.1>
0
3.3
3.3
3.3
0<3.3>
3.3
3.3
9.2
4.4
4.2
4.4
4.4
4.9
3.5
4.6<4.4>
4.6<4.4>
0.9<3.4>
0.9<5.4>
4.4
1.4
1.2<2.1>
1.2<2.2>
1.4<0.3>
4.9
1.4
3.3<3>
3.3<3>
2.6<1.7>
9.2
9.2
4.6
0.01
C1212
0.5%
100k
R1223
33k
R1208
220p
C1205
0.5%
56k
R1221
0.5%
15k
R1231
27k
R1219
16V
10
C1218
1.2k
R1204
0.033
C1211
0.01
C1203
1000p
C1226
12k
R1216
0.01
C1219
15k
R1214
0.5%
56k
R1226
0.01
C1213
0.01
C1210
1k
R1237
4700p
C1233
16V
10
C1220
33k
R1209
10k
R1205
10k
R1206
0
R1228
0.5%
18k
R1232
1000p
C1225
0.5%
82k
R1230
0
R1227
0.5%
100k
R1225
0.033
C1209
0.1
C1223
1k
R1236
10k
R1224
0.01
C1208
1k
R1247
47k
R1210
33k
R1222
10k
R1234
0.01
C1224
10k
R1212
6.8k
R1213
12k
R1215
4.7k
R1246
1k
R1220
220p
C1206
0.01
C1215
1000p
C1214
2.7k
R1207
JL1206
JL1205
JL1203
JL1204
JL1202
JL1201
1
2
3
4
5
6
7
8
9
10
11
12
13 14 15 16 17 18
19 20 21 22 23 24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
FIN
FIN
FIN
FIN
IC1201
FAN8036L
IN1-
OUT1
IN2+
IN2-
OUT2
RES1
RES2
REGCTL
IN3+
IN3-
OUT3
IN4+
IN4-
OUT4
CTL
FWD
REV
SGND
MUTE123
MUTE4
PS
TSD_M
PVCC2
DO5-
DO5+
PGND2
DO4-
DO4+
DO3-
DO3+
REGO2
REGO1
PGND1
DO2-
DO2+
DO1-
DO1+
PVCC1
REGVCC
OPOUT2
OPIN2-
OPIN2+
VREF
SVCC
OPOUT1
OPIN1-
OPIN1+
IN1+
JL1207
JL1208
JL1209
JL1210
JL1211
JL1212
JL1213
CL1213
SPFG
5V
TRO
VREFO
CKSW
FMO
D3.3V
IOP
OCSW
DMO
IOPMON
OCSW1
TROPENPWM
FCS-
D-GND
LIMITSW
FWD
FCS+
REV
TRK+
MUTE123
FOO
TRK-
RF+3.3V
MUTE
REG01
TSD_M
REG02
M+9V
M-GND
0.1
C1222
CL1201
CL1202
CL1203
CL1204
CL1205
CL1206
CL1207
CL1208
CL1209
CL1210
CL1211
CL1212
0.1
C1221
0.5%
33k
R1233
1k
R1239
1k
R1238
47
R1243
1
2
3
4
5
5P
CN1202
LDM+
LDM-
GND
CKSW1/FWD
OCSW1/REV
1
2
3
4
5
6
6P
CN1201
SP-
SP+
LIMIT
(GND)LIMIT
SL-
SL+
16V
47
C1217
1
2
3
4
5
5P
CN001
LDM+
LDM-
GND
CKSW1/FWD
OCSW1/REV
S001
M
M001
(LOADING)
FCS-
FCS-
FCS+
TRK+
TRK-
FCS+
TRK+
TRK-
SL+
SP-
SP+
SL+
SL-
SL-
SP-
SP+
MAIN BOARD (4/9)
FOCUS/TRACKING COIL DRIVER,
IC1201
MS-203 BOARD
CHUCK/TRAY
DETECT
)
(
+
-
LOADING/SPINDLE/SLED MOTOR DRIVER
DVD DRIVE
SPINDLE/SLED
MOTOR
(
)
8
5
13
F
C
6
4
1
B
7
A
2
9
11
10
3
E
12
D
6-11.  SCHEMATIC  DIAGRAM  – MAIN Board (4/9), MS-203 Board –
• See page 50 for IC Block Diagram.
(Page 33)
(Page 34)
(Page 34)
(Page 33)
(Page 34)
(Page 37)
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