Block Diagram - Sony CDP-XB920 Service Manual

CDP-XB920/XB920E

6-2. BLOCK DIAGRAM

OPTICAL PICK-UP
BLOCK
(KSS-213B)
PHOTO DETECTOR
RF AMP
IC103
VCC 7
+5V
VC 8 12 VC RFO 16
RFI
17
A 4 5 A
B 2 6 B VC
C 1 7 C FE 14
D 5 8 D TE 13
11
E 6 E
F 10 10 F
Q101
LD
LD
3 LD
DRIVER
GND
LD SW
Q102
AGC ON 21
LD ON 22
PD
4 PD
VR
FCS/TRK COIL
SL/SP MOTOR
DRIVER
IC102
F+
FFDR
1 5
FOCUS
FOCUS
COIL
COIL
F DRIVE FRDR
2 4
T+ TFDR
13 10
TRACKING
TRACKING
COIL
COIL
T DRIVE TRDR
12 9
SFDR
16 20
M102 SLED
SLED M MOTOR
DRIVE SRDR
MOTOR
17 19
MDP
26 23
M101
SPINDLE
SPINDOL M MOTOR
MOTOR DRIVE
27 24
MUTE 15
S151
LIMIT
+5V +5V
D101
S152
LOAD IN
S153
LOAD OUT
34 23 48
LOADING
MOTOR DRIVE
IC104
3 L+ L+ 4 13 LOD IN
LOADING
M
MOTOR
7 L L 6 12 LOD OUT
16
40
X501
4MHz
DIGITAL SERVO/
DSP
IC101
50 RF AC D OUT 64
DSP/
D/A CONV.
IC301
43 RF DC PCMD 66 3 DATA
BCLK 2
67 BCK
LRCK 65 4 LRCK
IC203
42 CE
16.9M
XTAI 71 54 128FS
39 FE
41 TE DATA 4 6 ATT
40 7
SE CLK 5 SHIFT
XLT 6
D310
XRST 2 5 INIT
MUTE 3 9 SYSM
SENS 7
SQCK 77
SCLK 8
SQSO 76
SCOR 15 8 LATCH
MUTE R
33 FFDR XO
28
34 FRDR
X301
31
TFDR 45MHz
32 TRDR
29 SFDR
30 SRDR
25 MDP
26 S STOP
5 26 25 14 15 22 24 16 17
30 18 21 32 29 30
SENSOR ROTARY FUNCTION FUNCTION
SENSOR
SWITCH ENCODER KEY KEY
IC361,D361 Q301,302 S550 S601-608 S511-515
— 15 —
CURRENT PULSE
D/A CONV.
IC302
L.P.F
L1(+) 21 25 IN1(+) IC502
IC501
L1(-) 20 26 IN1(-) IOL+ 35
I/V
CONV.
L2(+) 24 23 IN2(+) IOL- 36
22
L2(-) 25 IN2(-)
MUTE
Q502
R1(+) 37 18 IN1(+) IC402 L.P.F
IC401
R1(-) 36 17 IN1(-) IOR+ 6
I/V
CONV.
R2(+) 33 20 IN2(+) IOR- 5
R2(-) 32 21 IN2(-)
MUTE
Q402
Q303
D353
MUTE L 51
Q302
D354
50
D352 D351
XI
29
IC920
5 1
RESET
49 19 20 38
IC802
REMOTE
RM IN 8
SENSOR
SYSTEM CONTROL
IC801
VFDP(-30V) 45
31
FL2
FL1
ENTER FUNCTION FLURESCENT
DISPLAY TUBE
(AMS) KEY
FL501
S531 S521-524
IC208
IC251
OPTICAL
DIGITAL
OUT OUT
IC251
J351
COXIAL
J301
L
LINE
OUT
R
HP AMP
IC304
RV350
J350
PHONES
MUTE
Q503
MUTE
Q403
J352
S LINK
Q621
CONTROL A1
D621
IC903
+7V 1 REG 3
IC904
-7V 2 REG 3
IC905
DAC +B 3 REG 1
IC605 D923
2 3
DAC -B REG D921
D901-904
A UNREG +10V
RECT
A UNREG -10V
D911-914
D UNREG +10V
M UNREG +10V RECT
IC901
M +7V 3 REG 1 D951-954
IC902 RECT
D +5V 3 REG 1
LPF901,902
L.P.F
LPF903
L.P.F
Q951
LPF905
L.P.F
L.P.F
LPF904
— 16 —
• SIGNAL PATH
:CD
:DIGITAL OUT
D924
POWER
D925
TRANSFORMER
T901
L901
AC
IN
S991