57
57
HCD-M700
MD Section
• Signal Path
: PB (MD)
: REC (MD)
: DVD (DIGITAL)
: DIGITAL AUDIO
F
E
C
D
B
A
LASER
DIODE
DETECTOR
OPTICAL PICK-UP BLOCK
(KMS-260B)
LD
POWER
PD
LD
B
A
D
E
TRACKING
COIL
FOCUS
COIL
T+
T-
F+
F-
VCC
VC
LD
DRIVE
Q121,122
IC101
RF AMP
E
8
F
9
APC
11
PD
10
IC141
MOTOR/COIL DRIVE
OUT3F
12
OUT3R
10
21
23
27
25
M
M702
SLED
MOTOR
6
8
M
M701
SPINDLE
MOTOR
14
IN3F
15
IN3R
19
18
29
30
4
16
PSB
FRDR
89
FFDR
88
TRDR
85
TFDR
86
DIGITAL SIGNAL PROC.
IC151
DIGITAL SERVO
RFIN
57
35
ABCD
34
FE
26
TE
ABCD
65
FE
66
TE
75
SE
74
21
D OUT
5
SWDT
6
SCLK
7
XLAT
43
XOE
47
XWE
46
XRAS
10
XRST
44
XCAS
38
RF
28
SE
IC721
MD MECHANISM/
MASTER CONT
SCLK
33
36
TX
19
D IN
8
SRDT
9
SENS
SRDT
32
14
XINT
37
L3 CLOCK
+3.3V
REG
1
3
IC190
+3.3V
+5V
J
I
C
J
I
F
A
4
D
7
I
1
J
2
C
6
B
5
LASER ON
SWITCH
Q101
VR
PD
ILCC
HF MOD
SWITCH
Q131-134
HF
MODULE
VR
3
4
IC102
WAVEFORM
SHAPER
OUT1F
OUT1R
OUT2F
OUT2R
OUT4F
OUT4R
IN1F
IN1R
IN2F
IN2R
IN4F
3
IN4R
SRDR
92
SFDR
91
33
AUX
37
PEAK
36
BOTM
32
ADFG
16
SWDT
17
SCLK
18
XLAT
20
FCONT
12
APC REF
AUX
67
PEAK
63
BOTM
64
ADFG
78
DTRF
82
CKRF
81
XLRF
80
FCONT
79
APC REF
83
SPFD
94
SPDR
93
12
SYSTEM RST
OVER WRITE
HEAD DRIVE
HR901
OVER WRITE
HEAD
EFMO
100
TX
15
IC181
Q181,182
12
DQSY
11
SQSY
2
MNT1
3
MNT2
16
OSCI
X171
90MHz
IC153
DRAM
SENS
58
XINT
25
DQSY
18
SQSY
20
SHOCK
59
XBUSY
48
SWDT
31
XLAT
50
DIG RST
52
IOP
89
LD ON
57
WRPWR
54
MOD
56
13
RECP
65
LOAD LO
Q771
SWITCH
MOTOR
DRIVE
9
2
4
7
M
M703
LOADING
MOTOR
IC781
1
RESET 5
3
IC771
BU +3.3V
VOL
SWITCH
Q781,782
M+7V
66
LOAD OUT
67
LOAD IN
44
PROTECT
61
REFELECT
53
REC SW
51
PLAY SW
49
OUT SW
55
LIMIT IN
81
PLL PWR
S101
(LIMIT IN)
S103
(OUT)
S104
(PLAY)
S105
(REC)
S102
(REFRECT/PROTECT)
60 SDA
45 CLK
47 WP
IC195
EEPROM
5
6
7
Q1703
SWITCH
IC701
A/D CONV
23
SPDIF0
L3 DATA
31
DIGITAL
OPTICAL
IN
IC601
SPDIF1
24
SPDIF2
25
SPDIF OUT
5
L3 CLOCK
30
L3 MODE
29
35
RX
L3 DATA
38
L3 MODE
82
DIN SEL
XTI
13
XTO
14
X701
12..288MHz
RESET
16
84
DOUT SEL
IC1701
D/A CONV
18
VOUT L
SPDIF0
15
SPDI SEL
20
IIS EXT SEL
19
VDDA(PLL)
32
7
IIS IN SD
8
IIS IN BCK
9
IIS IN WS
22
VOUTR
R-CH
Q711
SWITCH
76
DAC MUTE
MUTE
12
MUTE
44
LOCK
21
80
SPDIF LOCK
RESET
1
78
DA RESET
+B
SWITCH
Q1701,1702
+3.3V
2
1
4
IC762
3
DATAI
1
BCKI
2
WSI
5
3
2
6
7
1
IC761
34
VIN L
36
VIN R
R-CH
72
UDA CUT
2
1
4
IC752
DIGITAL
OPTICAL
OUT
IC600
SPDIF
REC L IN
S DATA
BCK
LRCK
MD L
AU MUTE
19
P DOWN
30
IIC DATA
29
IIC CLK
P DOWN
IIC DATA
IIC CLK
A00
A09
9
12
14
.
18
5
.
1
2
25
26
.
34
31
36
.
40
45
.
49
48
50
51
.
D0
D3
22
3
4
23
A
DVD (1/2)
SECTION
C
DVD (2/2)
SECTION
B
MAIN
SECTION
D
MAIN
SECTION
E
MAIN
SECTION
• R-ch is omitted due to same as L-ch.
2
6
1
9
IC751
SELECTOR
(Page 55)
(Page 58)
(Page 56)
(Page 58)
(Page 58)
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Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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