Diagrams; Block Diagram - Cd Servo Section - Sony ZS-S50CP Service Manual

6-1. BLOCK DIAGRAM – CD SERVO Section –
CD
DETECTOR +3.3V
VCC
A
A
B
B
C
C
D
D
E
E
F
F
LASER DIODE
AUTOMATIC
LD
POWER CONTROL
Q301
PD
LD
PD
OPTICAL PICK-UP
VC
BLOCK
(KSM-213CCP)
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
SP+
2 VO1+
M401
M
(SPINDLE)
SP–
1 VO1–
SL+
12 VO2–
M402
M
(SLED)
SL–
11 VO2+
2-AXIS
DEVICE T+
18 VO3+
T–
17 VO3–
F+
26 VO4+
F–
27
R-ch is omitted due to same as L-ch.
SIGNAL PATH
: CD PLAY
ZS-S50CP
SECTION 6

DIAGRAMS

95 FNi1 (A)
97 FPi1 (B)
RFo 89 88 AGCi RFEQo 83 81 RFi
94 FNi2 (C) 82 RFRPi
96 FPi2 (D)
RFRP 3 2 RFZI
100 TNi (E)
TEi 6 7 TEZi
98 TPi (F)
91 LDo MDi 92
84 VRo
IC401
BIAS 23
CD-MP3 PROCESSOR
IC101
IN1 3 13 DMo
IN2' 9 12 FMo
IN3' 20 10 TRo
IN4' 24 9 FOo
VO4–
MUTE
7
S201
(LIMIT)
CD
20 IO0 (/HSO)
+3.3V
XI XO
23 24
X102
16.9344MHz
LO 30
RO 27 R-CH
BUS0 38 58 BUS0
BUS1 39 59 BUS1
BUS2 (SO) 40 60 BUS2
BUS3 (SI) 41 61 BUS3
BUCK (CLK) 42 66 BUCK
XCCE 43 67 CCEN
PIO0 48 68 REQ
SBSY 54 57 SBSY
XRST 37 70 MP3/CD-RST
69 MMUTE
15 15
CD-L
(Page 17)
A
SYSTEM CONTROLLER
IC803 (1/3)
LOADING
O-TRY-CLS 89
M001
M
MOTOR DRIVE
(LOADING)
O-TRY-OPN 90
IC601
S001
I-TRY-OPN 92
DISC TRAY
OPEN/CLOSE DETECT
I-TRY-CLS 91
OPEN
CLOSE
ZS-S50CP