Sony HCD-XGV6 Service Manual page 24

HCD-XGV6/XGV8/XGV10AV
7-2. BLOCK DIAGRAMS
– CD SERVO SECTION –
RF AMP,
FOCUS/TRACKING ERROR AMP
IC103
CD D+5V
A
A
PD1
6
RF
AC_SUM
B SUMMING
PD2 B
AMP
7
C
C
8
D
∑ A-D
D
9
FOCUS
ERROR AMP
F
I1-6 F
11 F I-V AMP
E
TRACKING
I5-10 E
10 E I-V AMP ERROR AMP
OPTICAL PICK-UP BLOCK
(A-MAX.3)
LASER DIODE
LD
LD
LD APC LD APC PD
DRIVE
1
AMP AMP
Q101
PD LD
PD
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC102
VO4+
5
IN4
M101 MOTOR
M
VO4-
SPINDLE DRIVE
10
MOTOR
VREF
IN3+
VO3+
1
M102 MOTOR
M
VO3- IN3-
SLED
DRIVE
2
MOTOR
T+ VO2- IN2+
56
COIL
TRACKING
VO2+ IN2-
DRIVE
COIL
55
T-
F+ VO1- IN1+
52
COIL
FOCUS
VO1+ IN1-
DRIVE
COIL
47
F-
STBY
S101
(LIMIT)
ON: when the optical pick-up
( (
is inner position.
All manuals and user guides at all-guides.com
Q102
26
EQ_IN
RFAC
RF EQ
4 3 15 173
AMP
RFDCO
28 160
DC
RFDCI
AMP 29
FE
16 164
FEI
17
TE
18 162
163
VDC VDC
14
BUFFER
SW 206
12
X502
27MHz
207
PD
2
149
X501
33.8688MHz
150
24
189
23
133
161
22 165
137
27
26 138
32 140
141
31
35 142
34 143
8
135
5 9 3 6
DATA DECODERR,
DI 12 30
D/A CONVERTOR
IC506 CLK 11 29
10 28
LD
4 13 2
HUE
SHARPNESS
RV501
VIDEO LEVEL
+2.5V
RFAC
VRF 3
+3.3V
A+5V
REG
(5W)
Q581
RFDC
6 5
VCC VDD
DATA
2
AUDDTO0 201 LOUT
DAC
FE
LRCK I/F
204 3
AUDLRCK ROUT
DAC
BLK
AUDBCK 203 1
TE
DATA
13
CLK
SE
14
LAT
GPIO11 26 15
MCLK
205
AUDLRCK 16
CLKA
CLKB
Y
BAFFER V_IN
CPSIG 6 10
Q301
XTAI
XTAO
GPIO9
CD-DSP,
DIGITAL SERVO, VIDEO
SYNC
XTSL
MPEG DECODER, DAC
IN
DETECT
6
IC505
IC301
MDP
CE BURST
C VIN
VC
CSIA 7 1
SFDR
COLOR
SRDR
HUE CONTROL
IC303
TFDR
74 24
NVOEL
TRDR
DRDQM1 78
DRDQM0 77
FFDR
70
DRCK
FRDR DRBS 76
DRRAS 72
DRCAS 68
DRWEL 73
DRDAT0 49-56,
I
SSTP 59-66
DRDAT15
DRADR0
34-37,
I
GPIO14 39-45
DRADR10
GPIO13
34-37,
SYS RST
16 17 18 20 38 15 39
GPIO12 29-34
13 14 15 16 18 19 81
A0-A9
24 24
• R-ch is omitted due to same as L-ch.
• Signal Path
: CD PLAY (ANALOG)
: VIDEO
D/A
CONVERTOR
IC504
LPF
IC102
CD-L
7 5 7 A
(Page 26)
8 3 1 R-CM
SHARPNESS
VIDEO AMP
CONTROL
IC307
IC304
1 3
Y/C MIX BUF
THRU
V_OUT IN
BUFFER +
1 8
Q302
DIFF
CONTROL
PC
2 STB
AMP
CONT
5
+4.5V
RIPPLE FILTER
SYNC
(IC103)
OUT
DELAY
SYNC
3 1 10 Q370
IC302
SEPA
+2.5V REG
+2.5V 3
IC201
+3.3V REG
+3.3V
BGP IC202
5
VOUT
6
33
TINT
8
TBL-SENS 49
ROM
DE BU UP/DW SW 48
IC508
A0-A16 DQ0-DQ7
2-12,23, 13-15,
25-31 7-21
LED-DISK 47
SYSTEM CONTROLLER
(CD MECHANISM CONTROL)
IC501 (1/4)
MTR-CTRL1 44
2,4,5,7,8,10,11,13,
MTR-CTR2 45
42,44,45,47,48,50,51,53
DQ0-DQ15
SDRAM
IC507
35 36 37 32 19 40 43
OUT
6 G (Page 26)
5 VCD-VIDEO
Q201
D+5V
1
(SW)
DISC TABLE
SENSOR
IC202
S201
(UP SWITCH)
LED DRIVE D201
Q201 (DISC No.)
TABLE MOTOR DRIVER
IC201
Q412
IN2 OUT2
1 3
MOTOR M201
M
DRIVE (TABLE)
IN1 OUT1
9 7
Q411