Block Diagrams; Bd Section - Sony CDP-CX400; CDP-CX450 Service Manual

7-2. BLOCK DIAGRAMS

– BD SECTION –
OPTICAL PICK-UP
BLOCK
IC103
(KSM-213BFN)
RF AMP
VC 12 VC
+5V
A
5 A RFO 16
B
6 B RFI
17
C
7 C
D
8 D FE 14
E
11 E TE 13
F
10 F
Q101
LD LD
3 LD LD ON 22
DRIVE
GND
HOLD SW 21
PD
PD
4
VR
IC102
MOTOR/COIL DRIVE
F+
CH1RO CH1RI
17 19
FOCUS
COIL
F-
16 CH1FO CH1FI 20
T+
1 CH2RO CH2RI
4
TRACKING
COIL
T-
2 CH2FO CH2FI 5
16
13 CH3RO CH3RI
10
M102
M
SLED
MOTOR
12 CH3FO CH3FI 9
27 CH4RO CH4INS
24
M101
M
SPINDLE
MOTOR
26 CH4FO
MUTE
15
• RCH is omitted
• Signal Path
: CD
: DIGITAL OUT
IC101
DIGITAL SERVO
DIGITAL SIGNAL PROC.
IC901
D/A CONV.
DIGITAL
DIGITAL
D OUT 60
OUT
OUT
OPTICAL
51 RFAC
43 RFDC
L OUT 72
39 FE
R-CH
41 TE R OUT 75
40 SE
LMUTE 80
14 XLON
IC507
4 1
DATA 5
IC507
10 13
FFDR CLOK
32 7
XLAT 6
33 FRDR SQCK 2
SCLK 9
30 TFDR SCOR 20
SQSO 1
31 TRDR SENS 8
29 SRDR
S101
28 SFDR SSTP 27
LIMIT
IN SW
26 MDP
XTAI 66
X101
16.9344MHz
XTAO 67
XRST 3
J903
2ND
CD IN
MUTE
IC401 IC302 IC302
Q324
AMP LPF AMP
7 8 2 1 6 7 LINE
OUT
MUTE
Q322,323
MUTE CONT
Q325,327-329
IC501(1/2)
SYSTEM CONTROL
29 SMUTE
DOOR SW
89
31 DATA
CLK
33
27 XLT
37 SQCK LD SW 92
20 SCOR
36 SUBQ
38 SENS
LOAD IN 7
LOAD OUT 6
DOOR OUT 11
DOOR in 10
TBLL 26
TBLR 28
25
LPH
30 IC RESET
TSENS1 77
TSENS2 74
DSENS 91
DSDLT 48
TRE 41
IC804
SYNC GEN
X801
14.3118MHz 6 CLKI HDO 29
US CND MODEL
14.1875MHz
7
CLKO VDO 30
AEP,AUS,MY
SP,UK MODEL
BLKO 32
FLD 8
X861
22 FSCI
17.734475MHz
AEP,AUS,MY
SP,UK MODEL
23 FSCO
Q861
SYNC 31
17 COMP SC 24
21 21
DOWN
S612
DOOR
UP
OPEN
S611
POP UP
CLOSE
S621
LOADING
S622
LOCK
M602
IC961
M
LOADING
MOTOR
6 8
MOTOR
DRIVE
7
3
4 2
M603
M
DOOR
+5V MOTOR
Q552
IC941
MOTOR
SWITCH 4 2
Q941,942
+5V MOTOR
DRIVE
M601
M TABLE
Q562
MOTOR
MOTOR
8
SWITCH 6
Q951,952
IC81-84
TABLE
SENSOR
Q81,D81
DISC
SENSOR
RV501
IC802 IC803
SDC VIDEO AMP J801
IC805
8 12
VIDEO
26 CS R OUT 19 2 R IN CV 20
OUT
23 TRE 6 14
13 7
25 SIN G OUT 18 3 G IN
24 SCLK 11 9
5 RESET
4 16
4
B OUT 20 B IN
2 18
I OUT 17
11 HSYNC
8 DOCKI
13 10
VSYNC SYNC
14 DISP 6 SC
11 EVEN
X450 MODEL
RESET
CDP-CX400/CX450
A