Sony DAV-IS50 / HCD-IS50 Service Manual ▷ View online
29
29
HCD-IS50
HCD-IS50
(Page 30)
(Page 30)
DQ0 DQ7
HD0 HD7
A-1, A0 A20
HA0 HA21
OPTICAL PICK-UP
BLOCK
RF AMP, SERVO DSP,
MPEG DECODER
IC101
(1/2)
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED/LOADING MOTOR DRIVE
IC201
AUTOMATIC POWER
CONTROL (FOR CD)
Q102-1
DVDRFIP
MA
MB
MC
MD
14
RF
DVDA
6
DVDB
7
DVDC
8
DVDD
9
VOA/A
VOB/B
VOC/C
VOD/D
TNI
17
VOE/E+G
TPI
18
VOF/F+H
V2O
28
VC
LDO1
22
LD (780)
AUTOMATIC POWER
CONTROL (FOR DVD)
Q102-2
LDO2
21
LD (650)
FOO
41
CD ON
SWITCH
Q101-1
DVD ON
SWITCH
SWITCH
Q101-2
VR (780)
MSW
LIMITSW
54
VR (650)
FCS+
MSW
MDI1
19
MDI2
20
PD
LIMIT
Q103
XROMCS
CE
SD-RAM
IC104
X101
27MHz
36
FCS
37
1
TRO
40
TRK+
35
TRK
34
4
FMO
37
SL+
29
SL
30
10
DMO
36
TROPENPWM
38
SP+
27
SP
28
31
32
41
46
47
13
OP_INP
35
45
SPDIF 215
79, 80,
82 86, 89
29, 31, 33, 35,
38, 40, 42, 44
92, 77, 56 62, 74 67,
91, 63, 64, 75, 87
45, 25 18, 8 1,
48, 17, 16, 9, 10
DQ0 DQ15
RD0 RD15
A0 A11
RA0 RA11
2, 4, 5, 7, 8, 10, 11, 13, 42,
44, 45, 47, 48, 50, 51, 53
121 119, 117 113,
129 122
140, 141, 143, 144,
155 150, 139, 149
23 26,
29 34, 22, 35
76
XT
ALI
239
26
XRD
OE
78
28
XWR
WE
66
11
RESET
12
BA0
BA0
137
20
BA1
BA1
138
21
DRCLK
CLK
146
38
CKE
CLKE
147
37
DQM0
LDQM
111
15
DQM1
UDQM
132
39
_RAS
RAS
135
18
_CAS
CAS
134
17
_RCS
CS
136
19
_RWE
WE
133
16
FOCUS
COIL DRIVE
TRACKING
COIL DRIVE
SLED
MOTOR DRIVE
SPINDLE
MOTOR DRIVE
FWD
24
25
16
REV
17
94
95
15
LOADING
MOTOR DRIVE
REGULATOR
MUTE123
MUTE123
157
19
MUTE
MUTE4
158
20
TSD_M
TSD-M
130
22
IOPMON
39
40
8
BUFFER
BUFFER
RF+3.3V
SDA
SDA
102
5
SCL
SCL
101
6
EEWP
WE
7
REGO2
REGO1
DVD_SOD
IFSDO
36
97
DVD XIFCS
xIFCS
72
99
DVD_SID
IFSDI
35
100
DVD_SCO
IFCK
37
98
DVD_XIFBUSY
IFBSY
73
110
MTK RST
xSYSRST
71
VIDEO_MUTE 1
28
108
SYSTEM CONTROLLER
IC101 (1/3)
189
C
191
Y
183
B/Cb/Pb
185
Y/G
182
R/Cr/Pr
VIDEO_MUTE 0
23
(KHM-313CAB)
FLASH ROM
IC102
EEPROM
IC103
XT
ALO
238
A
SPDIF
XRST
VIDEO AMP,
75
DRIVER
IC251
6 CVBSIN
4 CIN
8 YIN
11 CYIN
13 CbIN
15 CrIN
5
MUTE1
14
MUTE2
7
YC MIX
VIDEO OUT
VIDEO
J901
J902
VIDEO OUT
COMPONENT
Y
P
B
/C
B
P
R
/C
R
30
VOUTa
29
VOUTb
24
CYOUTa
21
CbOUTa
18
CrOUTa
17
CrOUTb
20
CbOUTb
23
CYOUTb
V_SEL
25
TRG-SW
211
CDM_OPEN
70
S003
(TRIGGER)
CKSW
S002
(CHUCKING)
OCSW
S001
(DISC IN/OUT)
C
B
DMPORT_VIDEO
• SIGNAL PATH
: CD PLAY
: DVD PLAY
: AUDIO
: VIDEO
M
M001
(LOADING)
(Page 30)
53
112
103
104
13
10
11
12
6-1. BLOCK DIAGRAM — DVD SERVO, VIDEO Section —
SECTION 6
DIAGRAMS
30
30
HCD-IS50
HCD-IS50
6-2. BLOCK DIAGRAM — MAIN, HDMI Section —
(Page 29)
A/D CONVERTER,
D/A CONVERTER
IC201
SYSTEM CONTROLLER
IC101 (2/3)
X201
12.288MHz
CN107
(TO SA-WSIS50)
57
XTO
XTI
22
21
LISEL
LOPIN
45
46
LIN4
55 LIN3
A +9V
B
DMPORT_VIDEO
5
A
SPDIF
RX2
4 RX1
53 LIN2
51 LIN1
MIC AMP
IC902
MIC CONTROL
Q901
J904
ECM-AC2
MIC_SW
92
CODEC_DO
5
CODEC_DI
6
CODEC_CLK
7
CODEC_CS
11
CODEC_INT
18
CDTI
26
CDTO
9
CCLK
27
CSN
28
INT
7
CODEC_PDN
10
PDN
25
FM 75
Ω
COAXIAL
AM
ANTENNA
TUNER (FM/AM)
L OUT
DI
CLK
CE
TUNED
77 ST_DI
78 ST_CLK
80 ST_CE
76 TUNED
DO
79 ST_DO
R OUT
R-CH
R-CH
RDS DATA
RDS CLK
81 RDS_DATA
75 RDS_CLK
(AEP, Russian, UK)
J905
R
2 RX0
J903
L
TV
AUDIO IN
OPTICAL
RECEIVER
IC901
TV
DIGITAL IN
OPTICAL
SAT/CABLE
DIGITAL IN
COAXIAL
TX0P
HDMI TRANSMITTER
IC101 (2/2)
TX0N
TX1P
TX1N
TX2P
TX2N
TXCP
TXCN
7
TMDS DATA0 +
HDMI OUT
9
TMDS DATA0
4
TMDS DATA1 +
6
HTPLG
TMDS DATA1
1
TMDS DATA2 +
3
TMDS DATA2
10
TMDS CLOCK +
12
TMDS CLOCK
16
SDA
15
SCL
18
+5V POWER
19
HPD
CN701
5
RXD
6
TXD
7
DET
13
L+ (Lch)
14
R+ (Rch)
R-CH
17
VIDEO
8
10
4
6
5
7
CN3802
DMPORT
LEVEL SHIFT
IC705
LINE AMP
IC3801
LEVEL SHIFT
Q701
13
CEC
+5V
REGULATOR
IC707
SW+9V
XRST
DMPORT_TX_OUT
31
DMPORT_RX_IN
32
DMPORT_DET
27
CEC_TX_OUT 22
P_CONT_HDMI 43
CEC_RX_IN 3
• SIGNAL PATH
: AUDIO
: VIDEO
• R-CH is omitted due to same as L-CH.
CEC DATA
SWITCH
Q9724, Q9726,
Q9728, Q9729
Q9728, Q9729
C
SYS_RXD 1
SYS_CLK 2
SYS_WAKEUP 38
SYS_TXD 100
SYS_RXD
SYS_CLK
SYS_WAKEUP
SYS_TXD
SYS_BUSY 97
RESET 12
SYS_BUSY
RESET
9
CABLE_DETECT
3
D301
EVER +4V
EVER +3.3V
LEVEL
SHIFT
IC273
IC273
1
TX 23
SPDIF (DVD)
LEVEL
SHIFT
IC3001
: MIC INPUT
: TUNER (FM/AM)
(Page 29)
(Page 29)
174
173
177
176
180
179
171
170
162
DDC_DA 159
DDC_CLK 161
31
31
HCD-IS50
HCD-IS50
6-3. BLOCK DIAGRAM — PANEL, POWER SUPPLY Section —
SYSTEM CONTROLLER
IC101 (3/3)
SIRCS_IN
REMOTE CONTROL
RECEIVER
IC801
4
POWER_KEY
S801
POWER
74
VFL
FOR FLUORESCENT
INDICATOR TUBE
RECT
D801-D804
OSC
Q801
FL
FL
T801
DC-DC CONVERTER
SERVO DSP +3.3V
+3.3V
REGULATOR
IC107
RF +3.3V
+3.3V
REGULATOR
IC708
HDMI +3.3V
+6V
REGULATOR
IC402
TOUCH
SENSOR
+6V
D +7V
P_CONT1 44
P_CONT_FL 47
62
CLK
61
XCS
63
40
DAT
59
OSC1
58
OSC0
60
XRST
ND801
FLUORESCENT
INDICATOR
TUBE
G2 G11
AD2, AD1,
S1 S35
41 50
3 39
G1
68 FL_D_OUT
67 FL_CLK
69 FL_CS
66 FL_RESET
TOUCH
SENSOR
PAD
FUNCTION
LED
D401 - 407
GRID DRIVE
Q802
LED SWITCH
Q401 - 404
FLUORESCENT INDICATOR
TUBE DRIVER
IC802
TOUCH SENSOR
TOUCH SENSOR CIRCUIT (Not Supplied)
CONTROL
IC401
OSC
C825, R813
S801
EJECT
EJECT_KEY
48
KEY IN 0
49
KEY_CLOCK
50
KEY_CS
51
KEY_MODE
52
BACKLIGHT_LED1
24
BACKLIGHT_LED2
26
P_CONT_TS
45
9
18
19
16
X101
10MHz
Xout
Xin
13
15
CN702
(TO SA-WSIS50)
4
A12V
A +9V
+9V
REGULATOR
IC281
D +5V
7
D7V
D +7V
+5V
REGULATOR
IC703
+1.8V
REGULATOR
IC110
SERVO DSP +1.8V
8
UNREG-D
D +3.3V
SW +3.3V
+3.3V
REGULATOR
IC702
2
DM7V
DM +5V
+5V
REGULATOR
IC701
PANEL +3.3V
+5V
REGULATOR
IC704
5
UNREG-M
M +9V
+3.3V
REGULATOR
IC803
+3.3V
REGULATOR
IC105
KEYOUT0
CLK
CS
MODE
KEY1 - 5
30, 27, 1, 26, 2
32
32
HCD-IS50
HCD-IS50
Note on Printed Wiring Board:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
• f
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
• f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layer’s patterns are not indicated.)
• Note For Printed Wiring Boards And Schematic Diagrams
Caution:
Pattern face side: Parts on the pattern face side seen from
(Conductor Side)
Pattern face side: Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side) the parts face are indicated.
• DMB-FIT board is multi-layer printed board.
However, the patterns of intermediate layers have not been
included in diagrams.
However, the patterns of intermediate layers have not been
included in diagrams.
• A : B+ Line.
• B : B– Line.
• Voltage and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
– DMB-FIT Board –
no mark : DVD PLAY
– Other Boards –
no mark : TUNER (FM/AM)
(
• B : B– Line.
• Voltage and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
– DMB-FIT Board –
no mark : DVD PLAY
– Other Boards –
no mark : TUNER (FM/AM)
(
)
:
DVD
PLAY
• Voltages are taken with a VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production
tolerances.
• 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.
• Circled numbers refer to waveforms.
• Signal path.
J :
J :
CD
PLAY
c :
DVD
PLAY
F :
AUDIO
E :
VIDEO
f :
TUNER
(FM/AM)
N :
MIC
INPUT
• Abbreviation
AR : Argentina model
AUS : Australian model
CND : Canadian model
E32
AR : Argentina model
AUS : Australian model
CND : Canadian model
E32
: Latin America models except Argentina
EA
: Saudi Arabia model
RU
: Russian model
SP
: Singapore model
TH
: Thai model
Note:
The components identi-
fi
The components identi-
fi
ed by mark 0 or dotted
line with mark 0 are
critical for safety.
Replace only with part
number specifi ed.
critical for safety.
Replace only with part
number specifi ed.
Note on Schematic Diagram:
• All capacitors are in μF unless otherwise noted. (p: pF)
• All capacitors are in μF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω and
1
/
4
W or less unless otherwise
specifi ed.
• f :
internal
component.
• C : panel designation.
• Circuit Boards Location
MAIN board
TOUCH board
DMB-FIT board
IO board
FL board
REG board
MS-214 board
Caution:
Pattern face side: Parts on the pattern face side seen from
(Side B)
Pattern face side: Parts on the pattern face side seen from
(Side B)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Side A)
the parts face are indicated.
Note:
Les composants identifi és par
une marque 0 sont critiques
pour la sécurité.
Ne les remplacer que par une
p i è c e p o r t a n t l e n u m é r o
spécifi é.
Les composants identifi és par
une marque 0 sont critiques
pour la sécurité.
Ne les remplacer que par une
p i è c e p o r t a n t l e n u m é r o
spécifi é.
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