Diagrams; Block Diagram - Rf Servo/Video Section - Sony HCD-HDX285 Service Manual

HCD-HDX285/HDX287WC/HDX585/HDX587WC/HDX589W/HDX685/HDX686W
SECTION 6

DIAGRAMS

6-1.

BLOCK DIAGRAM - RF SERVO/VIDEO Section -

RF
VOA/A
VOB/B
VOC/C
VOD/D
VOE/E+G
VOF/F+H
VC
PD
AUTOMATIC POWER
LD (780) CD CONTROL (FOR CD)
Q1102-1
AUTOMATIC POWER
LD (650) DVD CONTROL (FOR DVD)
Q1102-2
OPTICAL PICK-UP
BLOCK
KHM-310CAB
OR
KHM-313CAB
MSW
Q1103
CD ON
VR (780) CD SWITCH
Q1101-1
DVD ON
VR (650) DVD SWITCH
Q1101-2
LIMIT
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC1201
FCS+ 36
FOCUS
FCS– 37 COIL DRIVE
TRK+ 35
TRACKING
TRK– 34 COIL DRIVE
SL+ 29
SLED
MOTOR DRIVE
SL– 30
SP+ 27
SPINDLE
MOTOR DRIVE
SP– 28
46
BUFFER
47
MUTE123
PS 21
MUTE4
TSD-M
41 BUFFER
REGO2 31
REGULATOR
REGO1 32
HCD-HDX285/HDX287WC/HDX585/HDX587WC/HDX589W/HDX685/HDX686W
10 DVDRFIP ASDATA1 225
6 DVDA ASDATA2 223
7 DVDB
ASDATA0 226
8 DVDC
9 DVDD ASDATA3 222
ABCK 204
11 MA
12 MB
ALRCK 205
13 MC
ACLK
203
14 MD
17 TNI
18 TPI
TX0P
TX0P 174
TX0N
28 V2O
TX0N 173
TX1P
TX1P 177
19 MDI1
TX1N
20 MDI2
TX1N 176
TX2P
TX2P 180
TX2N
TX2N 179
22 LDO1 TCKP
TXCP 171
TCKN
A/D CONVERTER
TXCN 170
HPD
HTPLG 162
21 LDO2
SDA
DDC_DA 159
SCL
DDC_CLK 161
9 DOUT
MC_DATA(ADIN) 206
RF AMP, SERVO DSP,
MPEG DECODER,
HDMI TRANSMITTER
IC1101
ADIN(SPDATA) 202
54 MSW
DIR_AUDIO
52
53 LIMITSW
C 189
Y 191
Y/G 185
B/Cb/Pb 183
1 41 FOO
R/Cr/Pr 182
4 40 TRO
10 37 FMO
DQ0 – DQ15
2, 4, 5, 7, 8, 10, 11, 13, 42,
13 36 DMO
44, 45, 47, 48, 50, 51, 53
45 35 OP_INP
121 – 119, 117 – 113,
19 157 MUTE123 129 – 122
RD0 – RD15
20 158 MUTE
22 130 TSD_M
40 39 IOPMON
239 238 102 101 112
RF+3.3V
8
X1101 5 6 7
27MHz
EEPROM
IC1103
AUDIO SELECTOR
IC307
1 A
2 B
A/B
BUFFER
IC471
IC303
BCK 8
LRCK 7
SCKI 6
AUDIO1
M (Page 30)
VinL 13
VinR 14 R-CH
SD-RAM
IC1104
A0 – A11
23 – 26,
20 21 38 37 15 39 18 17 19 16
29 – 34, 22, 35
140, 141, 143, 144,
137 138 146 147 111 132 135 134 136 133
155 – 150, 139, 149
RA0 – RA11
HD0 – HD7 HA0 – HA21
79, 80, 92, 77, 56 – 62, 74 – 67,
76 78 66
82 – 86, 89 91, 63, 64, 75, 87
29, 31, 33, 35, 45, 25 – 18, 8 – 1,
26 28 11 12 63
38, 40, 42, 44 48, 17, 16, 9, 10
DQ0 – DQ7 A-1, A0 – A20
FLASH ROM
IC1102
28 28
Y 5
D2
6
D3
D1
BCK
LRCK
MCK
• SIGNAL PATH
X301
24.576MHz
21 22
OPTICAL
DIN1 (I) 4 RECEIVER
DIGITAL AUDIO
16 DATA (O)
INTERFACE RECEIVER
IC304
24 AUDIO- (O)
WAVE
DIN2 (I) 5 SHAPER
IC501
VIDEO AMP, 75
14 15 13 35 36 38 37 25 34 17 48
6 CVBS IN
4 CIN
8 YIN
11 CYIN
13 CbIN
15 CrIN
200 201 199 231 230 227 221 214 51 198
100 97 98 99 110 108
47 48 49 51 50 45
SYSTEM CONTROLLER
IC503 (1/5)
AUDIO_BUS
A (Page 31)
D2
B
(Page 30)
D4
HDMI_BUS
C (Page 29)
: CD/DVD PLAY
: AUDIO
: VIDEO
TV
DIGITAL IN
IC502 OPTICAL
J501
TV
DIGITAL IN
COAXIAL
DMPORT_VIDEO
D
(Page 29)
Ω DRIVER
IC4002
J4001 (1/2)
VOUTa 30
VIDEO OUT
VOUTb 29
CYOUTa 24 Y
J4000
CYOUTb 23
COMPONENT
CbOUTa 21 P /C
B B
VIDEO OUT
CbOUTb 20
CrOUTa 18 P /C
R R
CrOUTb 17
5 14 7
V_SEL2
E
(Page 29)
81 82