Sony CDP-XB920 - Block Diagram

CDP-XB920/XB920E
— 15 — — 16 —
6-2. BLOCK DIAGRAM
OPTICAL PICK-UP
BLOCK
(KSS-213B)
LD
DRIVER
Q101
+5V
LD
GND
FOCUS
COIL
F+
F
T+
T
TRACKING
COIL
IC102
FCS/TRK COIL
SL/SP MOTOR
DRIVER
RF AMP
IC103
1
2
13
12
VR
PD
16
17
26
27
M
M
MOTOR
M102
SLED
MOTOR
M101
SPINDOL
S151
LIMIT
OPTICAL
DIGITAL
OUT
16
:CD
:DIGITAL OUT
• SIGNAL PATH
VC
12
7VCC
8VC
4
A
2
B
1
C
5
D
6
E
10
F
PHOTO DETECTOR
A
5
B
6
E
11
F
10
LD
3
PD
4
IC104
3
7
L+
L
M
MOTOR
LOADING
4
6
L+
L
C
7
D
8
FOCUS
COIL
DRIVE
TRACKING
COIL
DRIVE
SLED
MOTOR
DRIVE
SPINDLE
MOTOR
DRIVE
5
4
10
9
20
19
23
FFDR
FRDR
TFDR
TRDR
SFDR
SRDR
MDP
15
MUTE
16RFO
17
RFI
14
FE
13
TE
22LD ON
21
AGC ON
RF AC
50
DIGITAL SERVO/
DSP
IC101
RF DC
43
FE
39
CE
42
TE
41
SE
40
VC
DSP/
D/A CONV.
IC301
64
D OUT
66PCMD
67
BCLK
65
LRCK
71
XTAI
4
DATA
5
CLK
6
XLT
2XRST
3MUTE
7
SENS
77
SQCK
8
SCLK
76SQSO
15SCOR
21
L1(+)
DATA
3
BCK
2
LRCK
4
128FS
54
ATT
6
SHIFT
7
INIT
5
SYSM
9
28 29
D310
X301
45MHz
33
34
31
32
29
30
25
26
FFDR
FRDR
TFDR
TRDR
SFDR
SRDR
MDP
S STOP
XO XI
20
L1(-)
24
L2(+)
25
L2(-)
37
R1(+)
36
R1(-)
33
R2(+)
32
R2(-)
51
MUTE L
I/V
CONV.
IC502
Q303
50
MUTE R
CURRENT PULSE
D/A CONV.
IC302
IN1(+)
25
IN1(-)
26
IN2(+)
23
IN2(-)
22
IN1(+)
18
IN1(-)
17
IN2(+)
20
IN2(-)
21
35
IOL+
36
IOL-
L.P.F
IC501
MUTE
Q502
I/V
CONV.
IC402
6
IOR+
5
IOR-
IC401
MUTE
Q402
L.P.F
HP AMP
IC304
RV350
J350
PHONES
LINE
OUT
L
J301
R
J352
Q621
RESET
IC920
15
D901-904
AC
IN
S991
POWER
TRANSFORMER
T901
FLURESCENT
DISPLAY TUBE
FL501
S1-21
G1-14
FL1
FL2
L901
LOD IN
13
LOD OUT
12
23
LD ON
48
RF GH
5
SCOR
26
SUBQ
25
SQCK
14
SENSE
15
XLT
22
CLK
24
DATA
16
D MUTE
SYSTEM CONTROL
IC801
20
BUS IN
19
BUS OUT
FUNCTION
KEY
S601-608
XTAL
40
EXTAL
30
X501
4MHz
ROTARY
ENCODER
SENSOR
IC361,D361
SENSOR
18
SENSOR
SWITCH
Q301,302
SENSOR SW
21
KEY0
29
FUNCTION
KEY
S511-515
KEY1
30
ENTER
(AMS)
S531
FUNCTION
KEY
S521-524
KEY2
31
REMOTE
SENSOR
IC802
+5V
49
A MUTE
LD SW
Q102
+5V
D101
S152
LOAD IN
S153
LOAD OUT
MOTOR DRIVE
LOADING
34
LOAD SW
24
IC203
16.9M
LATCH
8
17
PGML
Q302
MUTE
Q503
MUTE
Q403
D353
D354
D352 D351
OUT
IC208
J351
COXIAL
IC251
IC251
S LINK
CONTROL A1
D621
38
RESET
S550
FILTER SW
32
RECT
D911-914
RECT
D951-954
RECT
D923
D921
D924
D925
IC903
REG
31
IC904
REG
32
+7V
-7V
IC905
REG
13
IC605
REG
32
DAC +B
DAC -B
A UNREG +10V
A UNREG -10V
IC902
REG
13
D +5V
M UNREG +10V
D UNREG +10V
IC901
REG
13
M +7V
Q951
L.P.F
LPF904
45
VFDP(-30V)
L.P.F
LPF901,902
8RM IN
L.P.F
LPF905
L.P.F
LPF903