CX-BK1
31
31
SECTION 8
DIAGRAMS
8-1.
BLOCK DIAGRAM – CD Section –
OPTICAL PICK-UP
BLOCK
PD1
PD2
I5-10
I1-6
LD
VC
VCC
7
5
3
1
2
4
VDD (3.3V)
GND
PD
VR
FOCUS
COIL
TRACKING
COIL
RF AMP
IC103
MOTOR/COIL DRIVE
IC102
M102
(SLED)
M101
(SPINDLE)
F+
F-
T+
T-
DIGITAL SERVO,
DIGITAL SIGNAL PROCESSOR
IC101
R-CH
SYSTEM CONTROLLER
IC901 (1/3)
D/A CONVERTER,
MP3 DECODER
IC104
RV101
X201
16.9344MHz
STOCKER MOTOR DRIVE
IC721
M761
(STOCKER)
M
ROLLER MOTOR DRIVE
IC711
M781
(ROLLER)
M
MODE MOTOR DRIVE
IC701
S771
ROTARY ENCODER (MODE)
M771
(MODE)
M
S713 (DISC IN (8/12cm))
S714 (DISC IN (8cm))
S715 (DISC OUT)
S716 (STOCKER IN/OUT)
S711 (DISC INSERT(8/12cm))
S717 (DISC POSITION)
S718 (STOCKING)
1
G
2
3
4
S702
ROTARY ENCODER
(STOCKER POSITION)
1
2
3
4
(ON : When disc insert)
S711
S713
S714
S715
S717
S718
(ON : When disc out from play position)
In the midst disc is moving
between play position and stocker
ON : disc is play position side
OFF : disc is stocker side
OFF: In the Midst disc is moving
between play position and
stocker
(ON : Play position)
(8cm disc only)
ON : Play position
S716
from stocker
ON : The moment disc in/out
G
AUTOMATIC
POWER CONTROL
Q101
E-F BALANCE
(1 TRACK JUMP)
M
M
CD-L
• SIGNAL PATH
: CD
: DIGITAL OUT
• R-ch is omitted due to same as L-ch.
LEVEL SHIFT
Q731
DIGITAL
OPTICAL
OUT
(AEP, UK)
Содержание CX-BK1
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