Sony HCD-CBX3 - SECTION 6 DIAGRAMS; BLOCK DIAGRAM - CD SERVO Section -

HCD-BX5BT/CBX1/CBX3
2121
HCD-BX5BT/CBX1/CBX3
SECTION 6
DIAGRAMS
6-1. BLOCK DIAGRAM – CD SERVO Section –
SYSTEM CONTROLLER
IC301 (1/4)
CD-MP3 PROCESSOR
IC101
MUTE
2-AXIS
DEVICE
(TRACKING)(FOCUS)
95
89
A
AVDD
+3.3V
DETECTOR
FNi1 (A)
RFo
97 FPi1 (B)
88
2
AGCi
3RFRP RFZI
76TEi TEZi
83RFEQo 81 RFi
82 RFRPi
30LO
27RO
65AIN (PI4)
66BCKi (PI5)
BCK
A-IN
BUS1
BUS0
BUS2
BUS3
BUCK
67LRCKi (PI6)
LRCK
51PIO3
GATE
46AoUT3 (PO4)
ST-REQ
38BUS0
R-CH
94 FNi2 (C)
96 FPi2 (D)
100 T N i (E)
98 TPi (F)
91 LDo 92MDi
2 VO1+
1 VO1–
13 DMo
AUTOMATIC
POWER CONTROL
Q301
LD
PD
LASER DIODE
OPTICAL PICK-UP
BLOCK
(KSM-213DCP)
B
C
D
E
F
12 FMo
10 TRo
9 FOo
20 IO0 (/HSO)
I-V AMP
M401
(SPINDLE)
M402
(SLED)
12 VO2–
11 VO2+
18 VO3+
17 VO3–
26 VO4+
27
7
IN4’
24
IN3’
20
IN2’
9
IN1
3
BIAS
23
84 VRo
VO4–
M
M
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
IC401
S201
(LIMIT)
DVDD
+3.3V
24
XO
23
XI
X102
16.9344MHz
72 CD DRIVE MUTE
LOADING
MOTOR DRIVE
IC311
CDM LOAD IN
89
CDM LOAD OUT
CDM SW (OPEN)
CDM SW (CLOSE)
88
90
91
M
A
CD-L
B
A-IN, BCK, LRCK,
GATE, ST-REQ
C
BUS0 – BUS3,
BUCK, CCE, REQ
: CD PLAY
SIGNAL PATH
R-ch is omitted due to same as L-ch.
: USB
VCC
A
B
C
D
E
F
LD
PD
SP+
VC
SP–
SL+
SL–
T+
T–
F+
F–
1 2 68 CD BUS0
13
39BUS1 4 3 67 CD BUS1
5
40BUS2 (SO) 8 9 66 CD BUS2
75 CD CLK
6
41BUS3 (SI) 11 10 65 CD BUS3
12
BUS SWITCH
IC321
1 2
13
4 3
5
8 9
6
11 10
12
BUS SWITCH
IC322
DATA SELECTOR
IC323
A/B
Q321
42BUCK (CLK) 4
2
3
CCE
63 CD CCE
43XCCE
54SBSY
48PIO0
7
69 MP3 IREQ
44 DEC BUS SEL1
19 SBSY
37XRST
71 CD XRST
5
REQ
6
12
14
13
9
10
11
1
S001
DISC TRAY
OPEN/CLOSE DETECT
OPEN
CLOSE
M001
(LOADING)
(BX5BT/CBX1)
(BX5BT/CBX1)
(CBX3)
(CBX3)
(CBX3)
(Page 23)
(Page 22)
(Page 22)