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CDX-5V661/5V661A/5V661D/5V661S
39
39
B+
(+5V)
VC
A
B
C
OPTICAL
PICK-UP
BLOCK
(KSS-660C)
E
F
LD
PD
AUTOMATIC
POWER
CONTROL
Q201, 207, 208
F+
F–
T–
T+
F+
F–
T–
T+
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
IC301
23
24 25
RFAC
SWITCH
Q202
B+
(LOCAL +3.3V)
MIRROR, DEFECT
SWITCH
Q690, 691
SWITCH
ON/OFF
Q210
ROM/RW
SWITCH
Q209
ROM/RW
SWITCH
Q204
SWITCH
Q206
FOK
SWITCH
Q671
Q670
FRDR
FFDR
TFDR
TRDR
SRDR
SFDR
MDP
C176
/MDS
107
LENS FOCUS
SWITCH
Q672
ESP/NORMAL
SWITCH
Q205
FRDR
FFDR
TFDR
TRDR
SRDR
SFDR
MDP
C176/MDS
RF AMP,
FOCUS/TRACKING
ERROR AMP
IC201 (1/2)
S2
(HOME)
S1
(LIMIT)
102
116, 115, 118, 117
D0 – D3
109
–
106, 7
–
5, 3
–
1, 111
A0 – A10
113
114
119
120
X601
16.934MHz
R-CH
MUTING
DRIVE
Q700 – 702
MUTING
Q720
R-CH
R-CH
AUDIO LEFT
AUDIO RIGHT
8
10
CONT VOLT
7
D851
CONTROL
VOLTAGE
SWITCH
Q850, 851
DIMMER
SIG
6
D863
DIMMER
INT. SWITCH
Q852
D861
DATA IN
5
DATA OUT
3
DATA CLK
4
1
B+
D181
BUFFER
Q862
BUFFER
Q863
IC870
B+
(
µ
COM 3.3V)
AMUTE
CONTVOL
WAKEUP
DIMIN
DIM
PANA SI
PANA SO
PANA CKO
TO
HEAD
UNIT
• SIGNAL PATH
: CD (PLAY)
• R-CH : R-ch is omitted due to same as L-ch.
CN181
D-RAM
IC602
3
4
CN182
B+
SECTION 4
DIAGRAMS
4-1.
BLOCK DIAGRAM – MAIN Section –
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
0
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299