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HCD-MD1EX
– 33 –
– 34 –
SECTION 7
DIAGRAMS
7-1.
BLOCK DIAGRAM – CD Section –
+
–
OPTICAL PICK-UP
(KSS-213B/K-N)
DETECTOR
A
D
B
C
I-V AMP
A
D
C
35
PD1
36
PD2
F
E
F
E
FOCUS BIAS
37
4
5
1
2
10
6
FE BIAS
RF AMP
RF AMP
RF AMP,
FOCUS/TRACKING/SLED SERVO
IC101
LASER DIODE
LD
38
F
05
39
E
PD
AUTOMATIC
POWER CONTROL
Q101, 102
33
LD
LD
AMP
PD
AMP
34
PD
2-AXIS
DEVICE
(FOCUS)
(TRACKING)
TRK+
TRK–
FCS+
FCS–
18
OUT3B
17
OUT3A
11
OUT2B
12
OUT2A
TRACKING
COIL DRIVE
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC102
IC102 (1/2)
IC102 (2/2)
FOCUS
COIL DRIVE
SLED MOTOR
DRIVE
SPINDLE
MOTOR DRIVE
M
27
OUT4A
26
OUT4B
M
1
OUT1A
2
OUT1B
M102
(SLED)
M101
(SPINDLE)
M
M103
(CD LID OPEN/CLOSE)
FOCUS
ERROR
AMP
1
FEO
RV101
FOCUS GAIN
RV102
TRACKING
GAIN
RV103
2
FEI
FOCUS PHASE
COMPENSATION
6
FEO
4
FGD
FOCUS
SWITCH
Q103
TRACKING
ERROR
AMP
I-V
AMP
42
TEO
44
TEI
TRACKING PHASE
COMPENSATION
13
14
TAO
SLED
AMP
16
SLO
SL+
RF
SUMMING
AMP
31
30
RFO
RFI
MIRR
AMP
DEFECT
AMP
FOCUS OK
COMPARATOR
FOCUS OK
AMP
25
FOK
TTL
IIL
I
2
L DATA REGISTER
TTL
IIL
IIL
TTL
21
19
20
22
DATA
CLK
XLT
XRST
56
59
57
DATO
CLKO
XLTO
1
FOK
SENS
C.OUT
24
23
54
55
SEIN
CNIN
50 XRST
7 12 9
8
FILTER
14
RF
ASYMMETRY
CORRECTION
DIGITAL PLL
EFM
DEMODULATOR
FILO
CLTV
PCO
FILI
CLOCK
GENERATOR
34
XTAI
INTERNAL BUS
D/A
INTER-
FACE
22
21
20
CD-L
X101
16.9344MHz
A
PCMD
BCLK
LRCK
16k
RAM
ERROR
CORRECTOR
DIGITAL
OUT
SERVO AUTO
SEQUENCER
DIGITAL
CLV
SUB-CODE
PROCESSOR
CPU
INTERFACE
3
2
4
MON
MDP
MDS
46 47 49 51 53 52 43 44
63
64
XLON
SQSO
SQCK
SENS
DATA
CLOK
XLAT
SCOR
SBSO
46 48 53 50 49 51 22
27
41
WFCK
GFS
39
DOUT
52
PRGL (DF-LAT)
DIGITAL SIGNAL
PROCESSOR, CLV SERVO
IC103
2
DATA
4
CKO
R-CH
5
XTI
6
XTO
16
LOUT
13
ROUT
3
BCLK
1
26 27 28
LRCK
DATA
CLOK
MLAT
DATA
CLK
LAT
DATA
CLK
LAT
DIGITAL FILTER,
D/A CONVERTER,
LOW-PASS FILTER
IC104
IN2
IN1
OUT2
OUT1
MASTER CONTROLLER
(CD MECHANISM CONTROL)
IC707 (1/3)
60 BD-REST
59 FOCUS-SW
55
IN-SW
58
57
6
5
10
2
LOAD-IN
LOAD-OUT
S101
(LIMIT)
ON: When the optical pick-up is
inner position.
56
OUT-SW
CD LID OPEN/CLOSE
MOTOR DRIVE
IC702
S916
(CD LID OPEN/CLOSE DETECT)
S104
(DISC DETECT)
(ON: CD lid is closed.)
B
19
IN3A
9
14
16
7
IN2B
OP+
OPOUT
25
IN4A
4
IN1B
+
(Page 37)
DOUT
B
(Page 36)
• SIGNAL PATH
: CD PLAY (ANALOG OUT)
: CD PLAY (DIGITAL OUT)
SUBQ
SQCLK
SENSE
DATA
CLOCK
XLT
SCOR
XRST
SPOD
DISC IN
DISC OUT
Summary of Contents for HCD-MD1EX - System
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