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HCD-HPX9
HCD-HPX9
7-1. BLOCK DIAGRAMS — CD SERVO SECTION —
M701
(LOADING)
S701(OUT)
S702(CHUCK)
S811(OPEN)
M
LOADING MOTOR DRIVE
IC701
MP3 DECODER
IC301
FILTER
CD DSP
IC101 (1/2)
R-CH
20
M101
(SPINDLE)
M
M
M102
(SLED)
MOTOR/COIL DRIVE
IC251
•
SIGNAL PATH
: CD PLAY
CD
119
7
6
100
96 97
98 99
115
107
102 105 104
110 111 113 68
63 66 65
62 60 61
E
B
A
CD +3V
F
DETECTOR
AUTOMATIC
POWER
CONTROL
Q10
LD
PD
LASER DIODE
OPTICAL PICK-UP
BLOCK
(KSM-215DCP)
I-V AMP
D
C
X171
16.9344MHz
S101
(LIMIT)
R-CH
MUTING
Q102
CD MUTING
CONTROL
Q317, 318
• R-ch is omitted due to same as L-ch.
M871
(LOADING)
M
LOADING MOTOR DRIVE
IC801
M881
(ELV)
M
ELEVATOR MOTOR DRIVE
IC811
S821(LOD POSITION/CLOSE)
S841(8cm)
S831(PUSH-CLOSE)
S861(DICS 1)
S862(DICS 2)
S863(DICS 3)
S864(DICS 4)
S865(DICS 5)
S866(DICS(+1))
S851(12cm)
ROTARY
ENCODER
DAC
R851-856
DAC
R857-862
ELV
S881
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
T E L
9
9
2
8
9
4
1
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299