Diagrams; Block Diagram - Dvd Section - Sony ICF-DVD57TV Service Manual

ICF-DVD57TV
SECTION 6

DIAGRAMS

6-1. BLOCK DIAGRAM – DVD Section –
OPTICAL PICK-UP
ICF-DVD57TV
RF 6 DVDRF IP
C 8 MA
B 9 MB
A 10 MC
D 11 MD
2 DVDA
3 DVDB
BLOCK
4 DVDC
(KHM-310BAA)
5 DVDD
E 18 TNI
F 19 TPI
VC 29 V20
PD 20 MDI1
21 MDI2
DVDLD 22 LDO2
AUTOMATIC
POWER CONTROL
Q701
CDLD 23 LDO1
Q703
DVDVR
DVD/CD
SWITCH
Q702
CDVR 114 DVD/CD
MSW
LIMIT SWITCH 136 LIMIT
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC705
FCS+ 14 VOFS+
FCS– 13 VOFS– VINFC 1 42 FOO
7 VNFFC
TRK+ 16 VOTK–
TRK– 15 VOTK+ VINTK 26 41 TRO
20 VNFTK
SLED MOTOR+ 17 VOLD–
VINLD 23 38 FMO
SLED MOTOR– 18 VOLD+
SPINDLE MOTOR+ 11 VOLD–
VOSL 6 37 DMO
SPINDLE MOTOR– 12 VOLD+
STBY 28 50 STBY
34 OP_OUT
36 OP_INP
35 OP_INN
228 XTALO
X701
27MHz
229 XTALI
Y
YUV4/R 200 L.P.F.
B-Y
YUV5/G 202 L.P.F.
R-Y
YUV6/B 203 L.P.F.
D/A CONVERTER
IC704
ASDATA0 217 3 SDTI AOUTL+ 12
MIX AMP
IC303
ACLK 215 1 MCLK AOUTL– 11
ABCK 214 2 BICK
ALRCK 213 4 LRCK AOUTR+ 10
R-CH
ARST 222 5 PDN AOUTR– 9
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
OPTICAL
OPTICAL
SPDIF 225 TRANSCEIVER
OUTPUT
JK502
MAIN SYSTEM CONTROLLER
IC401 (1/3)
SO 178 54 DVD SO0 DVD OPEN 39
SI 170 53 DVD SI0
SCK 179 55 DVD SCK
DVD CLOSE 42
XIFCS 169 56 DVD XIFCS
XIFBUSY 168 50 DVD XIFBUSY
DISC TRAY OPEN/CLOSE
AMUTE 220 57 DVD AMUT IN MOTOR DRIVE
XPRST 110 58 DVD RST
LOADING A 51 3 A IN
TMS 49 61 TRAY DET
LOADING B 60 2 B IN
FLASH ROM
IC707
D0 – D7 A-1, A0 – A19
29, 31, 33, 35, 45, 25 – 18, 8 – 1,
26 28 11
38, 40, 42, 44 48, 17, 16, 9
81 – 84, 93, 78, 53 – 59, 75, 74,
77 79 66
86 – 88, 91 72 – 67, 92, 60, 61, 76
AD0 – AD7 IOA0 – IOA20
RF AMP, SERVO DSP,
MPEG DECODER
22 22
Y, B-Y, R-Y
A (Page 25)
DVD LCH
B (Page 24)
: DVD/CD PLAY (VIDEO)
: DVD/CD PLAY (ANALOG AUDIO OUT)
: DVD/CD PLAY (DIGITAL AUDIO OUT)
S001-1
DISC TRAY
OPEN DETECT
S001-2
DISC TRAY
CLOSE DETECT
IC351
A OUT 8
M301
M
DISC TRAY
B OUT 7 OPEN/CLOSE
SD-RAM
IC708
DQ0 – DQ15 A0 – A11
2, 4, 5, 7, 8, 10, 11, 13, 42, 23 – 26,
20 21
44, 45, 47, 48, 50, 51, 53 29 – 34, 22, 35
125 – 123, 121, 120, 118, 117, 147, 149 – 151, 166 – 164,
143 145
115, 135, 133 – 128, 126 162, 160, 159, 146, 158
RD0 – RD15 RA0 – RA11
IC706
38 37 15 39 18 17 19 16
156 157 113 137 140 139 142 138
EEPROM
IC709
EEP_DA 103 5 SDA
EEP_CK 102 6 SCL