Filter
Top Products
HCD-XGR6/XGR60
2222
6-2. BLOCK DIAGRAMS
– CD SERVO SECTION –
SQSO
SQCK
A/D
CONVERTER
CH1OUTF
CH1OUTR
6
7
8
9
15
16
18
11
10
12
2
1
51
49
48
43
24
41
40
39
64 15
28
29
30
31
32
33
24
25
23
5
6
2
3
17
18
15
16
E
B
C
D
A
PD1
PD2
I1-6
I5-10
LD
PWM3
PWM1
PWM2
PD
CD D+5V
F
A
B
C
D
RF
SUMMING
AMP
∑
A-D
FOCUS
ERROR AMP
RF EQ
AMP
DC
AMP
TRACKING
ERROR AMP
RFAC
RFDCO
RFDCI
FE
FEI
RF AMP,
FOCUS/TRACKING ERROR AMP
IC103
TE
E
F
F I-V AMP
E I-V AMP
LD
DRIVE
Q101
APC LD
AMP
APC PD
AMP
BUFFER
Q451-454
LD
LD
PD
LASER DIODE
RFAC
ASYO
ASYI
ASYMMETRY
CORRECTION
DIGITAL
PLL
DIGITAL SIGNAL PROCESSOR,
DIGITAL FILTER, D/A CONVERTER
IC101 (1/2)
DATA
XLAT
CLOK
14 5 6
MDP
26
7
8
XLON
3
XRST
DIGITAL
CLV
D/A
INTERFACE
SE
TE
FE
RFDC
FOCUS/TRACKING/SLED
SERVO DSP
FOCUS/TRACKING/SLED
PWM GENERATOR
SFDR
CH3FIN
CH4SIN
CH3RIN
CH3OUTF
CH3OUTR
CH2FIN
T+
T-
F+
F-
CH2RIN
CH1FIN
CH1RIN
20
MUTE
SRDR
TFDR
TRDR
FFDR
FRDR
S101
(LIMIT)
EMPH
WFCK
GFS
MIRR/DFCT/
FOK
DETECTOR
SERVO AUTO
SEQUENCER
SERVO
INTERFACE
CPU INTERFACE
18
63
62
61
19
SENS
20
35
40
36
37
34
19
SCOR
SQ-DATA
SQ-CLK
CD-DATA
XLT
CD-CLK
SENS
SCOR
1 2
32
33
SCLK
COUT
9 21
SSTP
27
FOK
22
23
MIRR
DFCT
TO SERVO INTERFACE
CH4OUTF
CH4OUTR
M101
SPINDLE
MOTOR
MOTOR
DRIVE
MOTOR
DRIVE
COIL
DRIVE
CH2OUTF
CH2OUTR
COIL
DRIVE
M
M
M102
SLED
MOTOR
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC102
TRACKING
COIL
FOCUS
COIL
DIGITAL SERVO
PROCESSOR
IC101 (2/2)
OPTICAL PICK-UP BLOCK
(A-MAX.3)
SW
PD
I-V AMP
12
11
13
14
54 56
53
55
FILTER
FILO
PCO
CLTV
FILI
EFM
DEMODULATOR
SERIAL
IN
INTERFACE
DIGITAL
FILTER,
NOISE SHAPER
PWM
&
INTEGRATOR
BUFFER
CLOCK
GENERATOR
OPTICAL
TRANSCEIVER
IC451
CD DIGITALOUT
OPTICAL
TIMING
LOGIC
MUTE
Q401
DIGITAL
OUT
INTERNAL BUS
16K
RAM
ERROR
CORRECTOR
SUBCODE
PROCESSOR
60
HOLD
26
28
BU-PWM1
BU-PWM2
BU-PWM3
PWM1
PWM2
PWM3
24
43
XRST
XTAI
X101
16.9344MHz
AIN1
AIN2
R-CH
J702
CD-L
XGR6/XGR60: MX
XGR60: E,E51,AR
R-CH
R-CH
R
SEND
R
L
L
AOUT1
AOUT2
TO MIRR/DFCT/
FOK DETECTOR
PCMD
BCK
LRCK
C2PO
DOUT
66
XTAO
67
70
77
LOUT1
LOUT2
72
75
71
76
: CD PLAY (ANALOG OUT)
: CD PLAY (DIGITAL OUT)
SYSTEM CONTROLLER
(CD MECHANISM CONTROL)
IC501 (1/4)
When the optical pick-up
is inner position.
ON :
(Page 24)
A
• SIGNAL PATH
• R-ch is omitted due to same as L-ch.
MTR-CTRL1
MTR-CTR2
M
TABLE MOTOR DRIVER
IC201
OUT2
OUT1
IN2
IN1
M201
(TABLE)
DISC TABLE
SENSOR
IC202
BU UP/DW SW
S201
(UP SWITCH)
TBL-SENS
MOTOR
DRIVE
49
CD-MUTE
5
48
45
44
LED-DISK
47
1
9
3
7
LED DRIVE
Q201
D201
(DISC No.)
28
29
NC
NC
NC
NC
NCNC NC NCNC
17
NC
NC
NC
Q412
Q411
RETURN
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