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CX-JS7
22
22
SECTION 6
DIAGRAMS
6-1.
BLOCK DIAGRAM – CD Section –
20
A
C
B
D
E
F
LD
PD
RF AMP, FOCUS/TRACKING ERROR AMP,
DIGITAL SIGNAL PROCESSOR, DIGIRAL SERVO PROCESSOR,
DIGITAL FILTER, D/A CONVERTER
IC721
21
23
22
25
A
B
D
E
F
C
I-V AMP
DETECTOR
LD
PD
LASER DIODE
OPTICAL PICK-UP
BLOCK
(KSM-213DCP)
M702
(SPINDLE)
M701
(SLED)
M
M
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC722
X701
16.9344MHz
S701
(LIMIT)
76 66
LM-R
S-MUTE
O-POWER
HOLD
M751
(LOADING)
M
LOADING MOTOR DRIVE
IC701
MP3 DECODER
IC801
SYSTEM CONTROLLER
IC901 (1/2)
S751
OPEN/CLOSE
DETECT
OPEN
CLOSE
LEVEL SHIFT
Q731
+
ROTARY
ENCODER
S711
LM-F
TM-R
M741
(TABLE)
M
TABLE MOTOR DRIVE
IC712
TM-F
LM-F, LM-R,
TM-F, TM-R
S-MUTE,
O-POWER, HOLD
R-CH
CD-L
AUTOMATIC
POWER CONTROL
Q701
POWER DOWN
RESET
RESET,
POWER DOWN
• SIGNAL PATH
: CD PLAY
• R-ch is omitted due to same as L-ch.
R-CH
DISC TRAY
ADDRESS DETECT
IC802
MEMORY
2-5, 7-10,
23-30, 33-40
60-53, 50
MUTING
Q311
MUTING CONTROL
SWITCH
Q312
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
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299