Block Diagram - Dvd Servo Section - Sony TAV-L1 Service Manual

TAV-L1
7-4. BLOCK DIAGRAM – DVD SERVO Section –
LIMIT
RF
VOA/A
VOB/B
VOC/C
VOD/D
OPTICAL PICK-UP
BLOCK
KHM-310CAB
OR
KHM-313CAB
VOE/E+G
VOF/F+H
VC
PD
AUTOMATIC POWER
LD (780) CONTROL (FOR CD)
Q102-1
AUTOMATIC POWER
LD (650) CONTROL (FOR DVD)
Q102-2
MSW
Q103
CD ON
VR (780) SWITCH
Q101-1
DVD ON
VR (650) SWITCH
Q101-2
FOCUS/TRACKING COIL DRIVER,
SPINDLE/SLED/LOADING MOTOR DRIVER
IC201
FCS+ 36
FOCUS
FCS– 37 COIL DRIVE
TRK+ 35 TRACKING
COIL DRIVE
TRK– 34
SL+ 29
SLED
MOTOR DRIVE
SL– 30
SP+ 27
SPINDLE
SP– 28 MOTOR DRIVE
46
BUFFER
47
25
M001 LOADING
M
(LOADING) 24 MOTOR DRIVE
MUTE12
MUTE5 21
MUTE34
TSD-M
42 BUFFER
REGO2 31
REGULATOR
REGO1 32
TAV-L1
176 LIMSW
DVDRF
ASDATA0 217
6
IP
ASDATA1 218
8 NA
9 NB
ASDATA2 219
10 MC
MD
11
SPDIF 225
2 DVDA
ACLK 215
3 DVDB
ABCK 214
DVDC
4
ALRCK 213
5 DVDD
18 TNI
TPI
19
29 V2O
SDA 103
SCL 102
20 MDI1
21 MDI2
23 LDO1
RF AMP, SERVO DSP,
MPEG DECODER
IC102
22 LDO2
187 MSW
1 42 FOO
YUV4 200
4 41 TRO
YUV5 202
10 38 FMO YUV6 203
13 37 DMO
45 47 SPFG
16 186 FWD
17 185 REV
15 39 TROPENPWM
19 184 MUTE123
20 183 MUTE
22 181 TSDM
IOA0 – IOA21
40 40 IOPMON
93, 78, 53 – 59, 75, 74,
66 79 77
72 – 67, 92, 60, 61, 76, 89
RF+3.3V
45, 25 – 18, 8 – 1,
8
11 28 26
48, 17, 16, 9, 10
DQ15/A-1,
A0 – A19, N.C.
FLASH ROM
IC101
ASDATA0
ASDATA1
ASDATA2
SPDIF
ACLK
ABCK
ALRCK DVD AUDIO BUS
1
5 SDA
6 SCL
EEPROM
IC103
DQ0 – DQ15 A0 – A11
2, 4, 5, 7, 8, 10, 11, 13, 42, 23 – 26,
20 21 38 37
44, 45, 47, 48, 50, 51, 53 29 – 34, 22, 35
125 – 123, 121, 120, 118, 117, 147, 149 – 151, 166 – 164,
143 145 156 157
115, 135, 133 – 128, 126 162, 160, 159, 146, 158
RD0 – RD15 RA0 – RA11
AD0 – AD7
81 – 84,
104 179
86 – 88, 91
29, 31, 33, 35,
38, 40, 42, 44
DQ0 – DQ7
S003 S002 S001
(TRIGGER) (CHUCKING) (DISC IN/OUT)
50 50
(Page 53)
Ω DRIVER
VIDEO AMP, 75
IC202
10 CYIN CYOUT 20
12 CBIN CBOUT 18
14 CRIN CROUT 16
SD-RAM
I/P MUTE2
IC104
9 13
15 39 18 17 19 16
X101
27MHz
113 137 140 139 142 138 228 229 188
177 101 98 99 100 105 110
SWITCH
31 32 33 39 34 43
Q2001
81 HAND_PUSH
MAIN SYSTEM
CONTROLLER
IC602 (1/5)
• SIGNAL PATH
: AUDIO (DIGITAL)
: VIDEO
CYOUT
CbOUT
DVD VIDEO BUS
CrOUT
2
(Page 51)
AV_SEL_1
3
(Page 55)