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Q Q
3 7 6 3 1 5 1 5 0
7-2. BLOCK DIAGRAM
– CD SECTION –
OPTICAL PICK-UP
BLOCK
(KSM-215DCP/C2NP)
DETECTOR
VCC
+3.3V
VC
A
B
C
D
E
F
Q10
LD
LD
DRIVER
GND
X171
16.9MHz
PD
VR
IC251
SL/SP MOTOR
DRIVER
T E
F+
OUT
26
L
1 3 9 4 2 2 9 6 5 1 3
12
CH2OUT-F
VREF
FOCUS
CH1FIN
4
COIL
F
11
CH2OUT-R
CH1RIN
5
T+
13
CH1OUT-R
TRACKING
CH2FIN
6
COIL
T
14
CH1OUT-F
CH2RIN
7
15
CH4OUT-R
M101
M
CH3FIN
23
(SPINDLE)
16
CH4OUT-F
CH3RIN
22
17
CH3OUT-F
M102
M
2
OPIN+
(SLED)
18
CH3OUT-R
MUTE
20
S101
(LIMIT)
w w w
HCD-GNX80
AOUT1
81
AOUT2
86
IC101
CD MUTE
CD MUTE DRIVE
Q250,251
Q540, 541
RF AMP
DOUT
71
DIGITAL SIGNAL
PROCESSOR
25 VC
11
26
A
PCMD1
61
SDO0
27
B
LRCKI
62
16
LRCKIA
28
C
LRCK
63
19
SFSY/LRCK1B
29
14
SDI0
D
PCMD
65
19
E
BCK
66
15
BCKIA
20
F
BCK1
60
18
SBSY/BCK1B
36
LD
77 XTAO
78 XTAI
XTCN
XTACN
95
XRST
37
XRST
100
PD
DATA
DATA
102
XLT
XLAT
104
CLOCK
CLOCK
105
SENS
SENS
107
SCOR
SCOR
115
11
TFDR
12
TRDR
13
FFDR
14
FRDR
9
SFDR
10
SRDR
6
MPD
100
XRST
7
SSTP
x
a o
y
.
i
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CD-L
R-CH
IC301
IC303
VDD
55
5
REG
1
+3.3V
VDD
21
VDDM
40
MP3 STB
27
MP3 STB
STANBY
3
MP3 REQ
PO11/BUCK/AD1
36
26
MP3 REQ
MP3 ACK
MIACK
8
25
MP3 ACK
MP3 CLK
MICK
7
7
MP3 CLK
MP3 DATA
MIDIO
6
5
MP3 DATA OUT
MP3 LP
MILP
5
24
MP3 LP
MP3 CS
MICS
4
23
MP3 CS
MP3 RST
22
RESET
2
MP3 RST
SRMSTB
41
6
MP3 DATA IN
SCOR
19
SCOR
SENS
21
SENS
CLOCK
Q
Q
18
CD-CLK
3
7
6
XLT
XLAT
3
DATA
CD-DATA
2
XRST
1
XRST
XTCN
XTCN
28
CD MUTE
37
u 1 6 3
.
27
27
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8
9
2
4
9
MAIN
A
SECTION
(Page 29)
IC210
CD DIGITAL
OPTICAL
OUT
3
OUT
OPTICAL
(LD)MOTOR DRIVER
LMR
9
46
7
LMF
45
TM-R
44
43
TM-F
TBL MOTOR DRIVER
39
TBL_SENS
E-1
42
9
41
E-2
7
E-3
40
OPEN SW
38
3
1
5
1
5
0
8
9
2
IC401 (1/5)
SYSTEM
CONTROL
34 33 31 32 9
RESET
IIC-DATA
B
IIC-CLK
NO402
3
IIC-CLK
4
IIC-DATA
CN402
VMUTE
2
TXD1
CDG/_BGC
3
RTS1
ON BOARD
CDG/-DET
6
CLK1
PROGRAM
CDG/-POWER
7
RXD1
CNVSS
8
CN VSS
9
RESET
• R-CH is omitted due to same as L-CH.
• SIGNAL PATH
: CD
m
c o
HCD-GNX80
8
2
9
9
IC701
RIN
OUT1
4
FIN
OUT2
2
M
M751(LOADING)
IC712
M
M741(TBL)
RIN
OUT1
4
FIN
OUT2
D+3.3V
2
IC731
Q731
(TABLE SENSOR)
INVERTER
4
9
8
2
9
9
RE701
E-3
ROTARY
E-2
ENCODER
E-1
S751
(LEVER SW)
DISPLAY
SECTION
(Page 31)
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