Sony DAV-LF1H / HCD-LF1H Service Manual ▷ View online
29
29
HCD-LF1H
HCD-LF1H
6-2. BLOCK DIAGRAM
— MAIN SECTION —
: VIDEO
: COMPONENT VIDEO
• SIGNAL PATH
: Y
: R.G.B
: CHROMA
4 CVBS in
CR/B
2
4
2
C in
Y in
10 CY in
12 Cb in
14 Cr in
9 I/P
AEP,UK, RU
EXCEPT AEP,UK, RU
AEP,UK, RU
V
C
Y/G
CB/B
CR/R
I/P SW
WIDE
16
Cr out
18
Cb out
20
CY out
23
CVBS out
26
C out
13
MUTE 2
Q601
3
MUTE 1
IC601
VIDEO AMP
4
1
VREF
IN
3
IC104
+5V REG
IC301 (2/2)
SYSTEM CONTROLLER
S700
IC731
REMOTE CONTROL
RECEIVER
IC106
+5V REG
IC105
+6V REG
IC311
BUFFER
49 VOL_UP_KEY
VOL_DOWN_KEY
40 VIDEO_MUTE
18 RGB_SEL
19 I/P SW
24 VH (35V)
19 SDI
20 CLK
21 LAT
22 BK
20 WIDE
50
51 FUNCTION-KEY
STOP-KEY
KEY_4
KEY_3
KEY_2
KEY_2
KEY_0
PLAY-KEY
POWER-KEY
EJECT-KEY
52
53
11 CLP
RGB_SEL
15 XIN
13 XOUT
74
X301
6MHz
?/1
S701
48
A
34 SYS_BUSY
SYS_TXD
SYS_RXD
SYS-BUSY
RESET
12 RESET
SYS_WAKEUP
SYS_TXD
SYS_CLK
SYS_WAKEUP
37
SYS_CLK
35
SYS_RXD
EVER+4V
E+3.3V
DMB+3.3V
SIRCS_IN
STB
2
6
7
1
5
3
CABLE DETECT
HDMI
SECTION
(Page 30)
C
6
Y
CB/R
CY/G
21
Y out
Y/G
C/CUBS
27
S-DCOUT
FLG901
(FLUORESCENT INDICATOR TUBE)
VF1
28, 29
VF2
32, 33
1
FL-DOUT
2
FL-CLK
7
FL-LAT
22
FL-BK
26
LED_DIM
+6V
Q303,304
LED DRIVER
IC101
+5V REG
D721
DIGITAL
80
DOLBY_LED
DST_LED
PL_LED
DCS_LED
Q721
LED DRIVER
D722
79
Q722
LED DRIVER
DTS
D723
78
Q723
LED DRIVER
D724
77
Q724
LED DRIVER
D.C.S
D725
76
STBY_LED
RECT
D951 - D954
Q951
OSC
6V
6
5
7
RF
SECTION
(Page 28)
A
TOUCH
SECTION
(Page 31)
D
RF
SECTION
(Page 28)
E
DISC_LED
BACKLIGHT_LED
(DISC EJECT LED)
(BACK LIGHT LED)
D701
24
Q301
LED DRIVER
D785,D786
28
Q302
LED DRIVER
T951
DC/DC CONVERTER
IC511
AMP
ROUT1-
ROUT1+
LOUT1+
LOUT1-
LOUT1-
ROUT2-
LOUT2-
ROUT3-
ROUT2+
LOUT2+
LOUT3-
FR
FL
3
2
VCC
1
8
ROUT3+
LOUT3+
6
5
7
IC531
AMP
SR
SL
3
2
VCC
1
8
6
5
7
IC551
AMP
A+9V
SW
C
3
2
VCC
1
8
IC571
+4.5V REG
4.5V
IC110
+1.8V REG
IC603
+1.8V REG
IC502
+5V REG
+1.8V
V+5V
DMB+6V
A+5V
+5V
DMB+3.3V
+3.3V
+1.8V
IC105
+3.3V REG
IC707
+5V REG
+3.3V
IC901
+3.3V REG
+3.3V
IC107
+3.3V REG
+3.3V
IC703
+3.3V REG
IC702
+1.8V REG
+1.8V
IC202
+3.3V REG
RF+3.3V
IC109
+5V REG
D+5V
D+12V
A+12V
+5V
+6V
+3.3V
M+15V
M+5V
GND
4
1
VREF
IN
2
IC102
+6V REG
4
1
VREF
IN
2
IC103
+3.3V REG
Q305
SWITCH
DAC+5V
4
36
38
PL
SYSTEM CONTROL
COARD
TO
SA-WSLF1H
(
(
SYSTEM CONTROL
COARD
TO
SA-WSLF1H
(
(
SYSTEM CONTROL
COARD
TO
SA-WSLF1H
(
(
SYSTEM CONTROL
COARD
TO
SA-WSLF1H
(
(
Ver. 1.1
30
30
HCD-LF1H
HCD-LF1H
6-3. BLOCK DIAGRAM
— HDMI SECTION —
•
Signal Path
: VIDEO
: Y
: CHROMA
: COMPONENT VIDEO
: AUDIO
: RGB
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
DG0-DG15
A0 – A11
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
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
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
1
2
4
1
3
6
4
62
2Y 1A
2A
1Y
YUV0
MTK-RST
XRST
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
RST
INT
TRAP2
TX2P
TX2N
TX1P
TX1N
TX1N
TX0P
TX0N
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
X1
IC708
HDMI PROCESSOR
FOR 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
194
YUV1
203
YUV6
196
198
YUV2
YUV3
200
YUV4
202
YUV5
Y
CR/R
C
V
RGB-SEL
WIDE
I/P SW
CY/G
CB//B
224
GPIO
187
ADSDO
179
WODE
KRMOD
C
MAIN
SECTION
(Page 29)
IC706
EEPROM
SCL
SDA
SDA
WP
TMDS DATA2 +
TMDS DATA2 -
TMDS DATA1 +
TMDS DATA1 -
TMDS DATA0 +
TMDS DATA0 -
TMDS CLOCK +
TMDS CLOCK - (HDMI JACK)
HPD
SCL
SDA
CN701
XEXRST
DLON
RXD
TXD
TXD
C N 7 0 1
A
B
Y
I C 1 5 0
R E S E T
XSMCS
XRST
XSYSRST
SMSCK
SMSDI
SMSDO
31
31
HCD-LF1H
HCD-LF1H
6-4. BLOCK DIAGRAM
— TOUCH SECTION —
IC755(1/2)
TP755
+ (VOLUME)
TP751 - TP755
SOFT-TOUCH BUTTONS
TP754
TP753
TP752
TP751
IC755(2/2)
KEY-5
KEY-4
10
11
8
9
4
3
6
5
IC756(1/2)
D FLIP FLOP
INVERTER
INVERTER
INVERTER
INVERTER
INVERTER
INVERTER
OSC
IC756(2/2)
D FLIP FLOP
CLKB
DATAB
QB
8
11
12
6
3
2
12
13
2
1
CLKA
DATAA
QA
IC753(1/2)
IC753(2/2)
KEY-3
KEY-1
10
11
8
9
4
3
6
5
IC754(1/2)
D FLIP FLOP
IC754(2/2)
D FLIP FLOP
CLKB
DATAB
QB
8
11
12
6
3
2
12
13
2
1
CLKA
DATAA
QA
IC751(2/3)
IC751(3/3)
IC751(1/3)
KEY0
10
11
8
9
IC752
D FLIP FLOP
CLKB
DATAB
QB
8
11
12
2
1
4
3
12
13
- (VOLUME)
FUNCTION
MAIN
SECTION
(Page 29)
D
32
32
HCD-LF1H
HCD-LF1H
6-5. PRINTED WIRING BOARD — DMB14 BOARD (SIDE A) —
• See page 27 for Circuit Boards Location.
IC102
IC202
IC203
IC502
IC109
IC701
IC201
IC110
IC501
IC104
IC103
IC101
IC107
IC708
D
F
MAIN BOARD
CN601
(Page 41)
MAIN BOARD
CN302
(Page 41)
G
MAIN BOARD
CN601
(Page 41)
E
MAIN BOARD
CN501
(Page 41)
(HDMI JACK)
(FOR CHECK)
(FOR CHECK)
(FOR CHECK)
DVD MECHANISM
DECK
(AUR-M1)
1
6
1
5
3
4
1
3
1
5
3
4
1
5
3
4
E
5
1
3
4
1
50
DMB14 BOARD (SIDE A)
CN103
CN1701
S1701
CN105
R134
C199
C111
C201
R206
R207
R136
C231
C129
C218
R234
C203
R219
R253
R254
R221
C529
R223
C606
R239
R235
R236
R237
C114
C165
C166
C206
R215
R243
C238
R244
R245
R246
R208
R211
R205
R214
R216
R217
CN109
R233
R238
R240
R241
R116
R242
R259
R249
R252
C205
C101
C219
R209
R1145
CN4301
CN601
C502
C506
R4706
C142
C143
R4802
C605
R793
C147
C141
C159
C133
R1146
C138
C151
C192
C170
R751
R4705
C124
C123
C122
R4704
C193
C195
R4703
R1168
R4702
C121
C217
R4701
R142
R763
C1109
R4308
C507
C505
R261
R232
C602
C603
FB202
FB102
C207
C232
R167
R1101
R4322
R191
R1114
R159
R184
R183
R162
R163
R171
R1188
R1161
R166
R164
R1160
R790
R161
R185
R160
R193
R1176
R1179
R1750
R1167
R111
R117
R789
R108
R250
R251
R767
C102
C115
R141
Q103
Q101
R1183
LF704
LF703
LF702
LF701
C190
C187
C148
R152
C197
C180
C177
R230
R247
R260
R231
R153
R137
RB113
R762
RB111
RB103
RB116
RB107
RB110
RB108
RB109
RB112
RB115
RB104
RB117
X101
R520
C1108
C145
C135
C118
R4804
CN4502
R165
R771
C230
C733
C139
C120
FL705
FL704
FL703
FL601
FL701
RB114
C1111
C528
FB111
FB108
FB106
FL603
C527
FB606
C204
Q2001
E
FB604
FB603
FB602
R210
FB123
C153
R107
R728
R4803
C179
C1104
C1103
R4801
C736
C702
R534
R222
C731
FB112
R169
C715
C704
C710
C713
C152
C132
FB608
C150
C707
C709
C701
C105
C160
C112
C119
C117
FB203
FB609
CN101
CN701
R201
R202
R102
C1171
R1192
C1173
FB101
C604
R1715
X701
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
:Uses unleaded solder.
• Semiconductor
Location
Ref. No.
Location
IC101
D-7
IC102
E-9
IC103
C-9
IC104
B-8
IC107
F-5
IC109
H-6
IC110
G-5
IC201
G-8
IC202
G-4
IC203
G-8
IC501
F-3
IC502
E-2
IC701
C-3
IC708
C-4
Q101
H-6
Q103
G-6
Q2001
G-10
✩
EEPROM (IC103) cannot exchange with single. When EEPROM
(IC103) is damaged, exchange the entire mounted board.
(IC103) is damaged, exchange the entire mounted board.
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