17
17
MEX-1GP
MEX-1GP
3-1. BLOCK DIAGRAM — CD SECTION —
SECTION 3
DIAGRAMS
PD1
PD2
E
F
I-V AMP
PD
LD
DETECTOR
(FOCUS)
(TRACKING)
2-AXIS DEVICE
OPTICAL
PICK-UP BLOCK
(KSS1000E)
• Signal Path
: CD PLAY
LASER DIODE
M
M
M
M903
(LOADING)
M901
(SPINDLE)
M902
(SLED)
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE/LOADING
MOTOR DRIVE
IC1
CD-L
R-CH
+1.5V REG
IC6
SYSTEM CONTROL
IC801 (1/4)
SW2
(SELF)
SW1
(DOWN)
SW3
(DISC IN)
SW4
(LIMIT)
1.5V_ON
PD1
E
F
VC
VC
VC
LOAD
LD
MON OUT
FCS+
FCS–
TRK+
TRK–
PD2
AUTOMATIC
POWER
CONTROL
Q21
+1.5V ON/OFF
SWITCH
Q2,3
• R-ch is omitted due to same as L-ch.
X2
16.934MHz
X1
12MHz
UNI_SI
UNI_SO
A_ATT
LINK_OFF
UNI_CLK
BUS_ON
BU_IN
SYS_RST
MECHA+6V
SERVO+3.3V
+1.5V
+1.5V
BU+3.3V
100
Содержание MEX 1GP - Giga Panel Radio
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