Sony HCD-C5 Manual Do Utilizador
47
47
HCD-C5
6-3. BLOCK DIAGRAM – MD SERVO SECTION –
• Signal Path
: PB (MD)
: REC (MD)
: CD (DIGITAL)
: CD (ANALOG)
F
C
B
D
A
E
I
J
J
I
B
A
C
D
E
F
DETECTOR
LD
PD
LASER DIODE
ILCC
PD
OPTICAL PICK-UP
(KMS-260B)
Q121, 122
AUTOMATIC
POWER CONTROL
IC101
RF AMP,
FOCUS/TRACKING ERROR AMP
IC141
FOCUS/TRACKING COIL DRIVER,
SPINDLE/SLED MOTOR DRIVER
M701
(SPINDLE)
M702
(SLED)
FCS+
FCS–
TRK+
TRK–
2-AXIS
DEVICE
(TRACKING)
(FOCUS)
MOD
SPFD
SPRD
XLAT
SCLK
SWDT
SCTX
HR901
OVER WRITE HEAD
IC151 (1/2)
DIGITAL SIGNAL PROCESSOR,
EFM/ACIRC ENCODER/DECODER,
SHOCK PROOF MEMORY CONTROLLER,
ATRAC ENCODER/DECODER
IC871
LOADING
MOTOR DRIVER
M703
(LOADING)
IC153
D-RAM
HF MODULE
M+7V
OPTO
I2C-DATA
I2C-CLK
R-CH
MD-L
I2C-BUSY
(LIMIT IN)
(OUT)
(PLAY)
(REC)
18
17
16
12
Q101
LASER ON
SWITCH
M
M
M
Q131 - 134
HF MODULE
SWITCH
100
94 93
12 11
14
9
8
5 6 7
1 2 3 4
FILTER
48, 49, 50, 51
34
–
31, 36
–
40, 45
67 66
4
2
M
Q871, 872
REFERENCE
VOLTAGE SWITCH
DOUT
DADTI
XBCKI
LRCKI
DIN
S101
S103
S104
S105
S102
LD+3.3V
IC102
WAVEFORM
SHAPER
X720
10MHz
10MHz
X717
32kHz
32kHz
IC195
EEPROM
R-CH
REC-L
DIN , OPTO
IC201
A/D
CONVERTER
Q211
DOUT
DIN
DIN
MUTE
DATAI
XBCKI
LRCKI
XBCKI
LRCKI
LD+3V
X171
90MHz
IOP
+5V
LD+3.3 V
IC190
VC
SWITCH
Q861
SWITCH
Q201,202
+B
SWITCH
BUP+3.3V
IC861
PDOWN , MUTE
PDOWN
D101
TEMP
SENSOR
+3.3V
I2C-DATA,I2C-CLK,
I2C-BUSY
I2C-BUSY
(REFLECT
→ PROTECT)