—CD SECTION—
HCD-N455KW
• R CH: Same as L ch
• SIGNAL PATH
: CD
M
OPTICAL PICK-UP BLOCK
DETECTOR
K
B+
A
D
C
B
E
F
A
D
C
B
1
4
2
5
10
6
35
36
38
39
RV102
FOCUS
GAIN
2
1
42
44
RV103
TRACKING
GAIN
LD DRIVE
Q101, 102
33
34
LD
PHD
XRST
FGD
FOK
25
25
4
FOCUS/TRACKING SERVO.
EFM COMPARATOR
IC101 (1/2)
6
7
12
13
19
21
20
37
24
23
31
RV101
B+
FOCUS
BIAS
14
FOCUS SW
Q103
55
54
RF1
PD2
F
E
FEI
FEO
TEO
TEI
CLK
XLT
DATA
TAO
TA-M
FE-M
FE-O
FE BIAS
SENS
C.OUT
RFO
3
1
56 57 59
64
51 52 53
43 46 47 49
50
34
21
20
22
2
3
1
4
13
16
26 28 27
5 • 6
X101
16.9344MHz
CKO
XTI
•
XTO
L OUT
R OUT
DATA
LRCK
BCLK
DATA
MLAT
CLOK
XTAI
PCMD
LRCK
BCLK
XRST
SCOR
SQSO
SQCK
SENS
DATA
XLAT
CLOK
DIGITAL SIGNAL PROCESSOR,
CLV SERVO
IC103
RF
CNIN
SEIN
DATAO
XLTO
CLKO
MDP
XLON
FOK
7
LASER
DIODE
TRACKING
COIL DRIVE
19
18
17
FOCUS/TRACKING
COIL DRIVE
IC102 (1/2)
FOCUS
COIL DRIVE
9
12
11
2-AXIS
DEVICE
TRACKING
COIL
FOCUS
T+
F+
T–
F –
SLED
SERVO
IC101 (2/2)
14
16
25
SLED MOTOR
DRIVE
•
27
M
M102
SLED MOTOR
SPINDLE MOTOR
DRIVE
4
1
•
2
M
M101
SPINDLE
MOTOR
SLO
SL+
CD CLK
CD DATA
DF LAT
SCOR
SQ DATA
SQ CLK
SENS
FOCUS SW
XRST
XLAT
S201
UP SW
09
DIGITAL FILTER
D/A CONVERTER
IC104
L-CH
R-CH
C
MAIN
SECTION
X RESET
7
3
9
1
M201
TABLE
MOTOR
OUT1
OUT2
IN1
IN2
MOTOR DRIVER
IC201
TBL.L
TBL.R
UP SW
(Page 21)
DISC
TABLE
SENSOR
IC202
T.SENS
— 18 —
— 17 —
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9
4
2
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9
2
8
9
4
2
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5
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5
1
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6
7
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