Block Diagram - Bd/Driver Section - Sony HCD-GX450 Service Manual

HCD-GX450
4-1. BLOCK DIAGRAM – BD/DRIVER SECTION –
DETECTOR CD +3V
A
A
26
B
B
27
C
C
28
D
D
29
F
F
20
E
E
19
OPTICAL PICK-UP
BLOCK
(KSM-213DCP/C2NP)
LASER DIODE
AUTOMATIC
LD
POWER
36
CONTROL
Q10
PD LD
MOTOR/COIL DRIVE
IC251
CH4OUTF
16
CH4IN
M101 MOTOR
M
CH4OUTF
(SPINDLE) DRIVE
15
CH3OUTF
CH3FIN
17
MOTOR
M102 M
CH3OUTR
CH3RIN
(SLED) DRIVE
18
2-AXIS
DEVICE
CH1OUTF CH1FIN
14
COIL
CH1OUTR CH1RIN
DRIVE
13
CH2OUTF CH2FIN
12
COIL
CH2OUTR CH2RIN
DRIVE
11
MUTE
20
SWITCHING
IC501
HCD-GX450
IC101 (1/2)
CD DSP
AC_ EQ_
RF
SUM IN RFACO
RFAC
34
SUMMING 35 EQ 41
VCA
AMP
FOCUS
FEO
24
ERROR
AMP
TEO
TRACKING
22
ERROR AMP
APC LD PD
37
AMP
OPOUT OPIN+
24 27 2
21 23
CD DSP
IC101(2/2)
23
A/D
CONVERTER
21
SFDR
FOCUS/ MIRR,
9
TRACKING/SLED DFCT, FOK
SRDR
10
SERVO DSP DETECTOR
TFDR
4 11
TRDR
5 12
SERVO
FFDR INTERFACE
13
FRDR
14
SERVO AUTO
5
SEQUENCER
7
TO CPU INTERFACE
7
S101
(LIMIT)
FILTER
51 53 50 52 112
RFACI EFM
ASYMMETRY
42 DIGITAL PLL
DEMODULATOR
CORRECTOR
ASYI
45
ASYO
46
TO SERVO AUTO
SUBCODE
SEQUENCER
PROCESSOR
DIGITAL
CLV
CPU INTERFACE
PROCESSOR
6 100 102 105 104 107 115 98 99 96 97 110 111 113 68
31 33 45 32 19
I-MP3-DI 29
O-MP3-DATA 30
O-MP3-CLK 28
O-MP3-CS 39
I-MP3-ACK 40
I-MP3-REQ 43
O-MP3-LP 44
O-MP3-RESET 38
O-MP3-STB 42
O-XTCN 34
SYSTEM CONTROLLER
IC901 (1/4)
O-LM-F 49
O-LM-R 48
FOK
3
MIRR
1
DFCT
2
O-TM-F 51
COUT
O-TM-R 50
119
SCLK
108
I-CD-NUMBER-SENS 55
I-E-1 – I-E-3
I-OPEN-SW 56
47 O-XRST
18 18
117 93
XTSL
XTAO
77
CLOCK
XTAI
GENERATOR
78
XTACN
95
AOUT1
81
D/A
CONVERTER
AOUT2
32K
D/A 86
RAM
DIGITAL
INTERFACE
ERROR
CORRECTOR
SELECTOR
63 66 65 62 60 61
19 18 16 15 14 11
6 MIDIO
7 MICK
4 MICS
8 MIACK
36 PO11/BUCK/AD14
5 MILP
MP3 DECODER
2 RESET
IC301
3 STANDBY
LOADING MOTOR DRIVE
IC701
M751
7 FIN OUT1 4
M
(LOADING)
9 RIN OUT2 2
TABLE MOTOR DRIVE
IC712
7 FIN OUT1 4 M741
M
(TABLE)
9 RIN OUT2 2
TABLE ADDRESS
LEVEL SHIFT
SENSOR
Q731
IC731
ROTARY
DISC TRAY
ENCODER
ADDRESS DETECT
RE701
S751
OPEN/CLOSE
DETECT
OPEN
CLOSE
X171
16.9344MHz
CD-L
AUDIO/VIDEO
A
Section
R-CH
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: CD