Sony 757MX - Xplod CDX CD - Block Diagram - MAIN Section (2;2)

CDX-757MX
2222
RESET
SWITCH
7
DATA
CLK
BUSON
RST
5
4
6
2
B. UP
CONTROL
CN901 (2/2)
52
MCK
50
EHS
53
VREF
EVON
RV201
ELEVATOR HEIGHT
(ADDRESS)
RV202
ELEVATOR HEIGHT
SENSOR
30
+8V
REGULATOR
IC304
DRIVER +8V
BUCHK
92
BATTERY
CHECK
Q301, 302
D306
59
CDON
29
EJECT
75
B. UP +3.3V
BUS INTERFACE
(FOR SONY BUS)
IC302
+5V
REGULATOR
IC305
+3.3V
REGULATOR
Q303, 304
SERVO +5V
SW801
72
MGLK-SW
36
ELVF
37
ELVR
SW201
MAGAZINE
DETECT
ON : When magazine
is set
3
4
9
7
MOTOR
DRIVE
IN1
IN2
OUT1
OUT2
ELEVATOR
MOTOR DRIVE
IC301
M
M104
(ELEVATOR)
SYSTEM CONTROLLER
IC201 (3/3)
RES
10 6
9
11 4
1 12
13 2
8 7
SO
SI
SCK
BUSON OUT
BUSON OUT
RESET
DATA
14
CLK
LOF
BUSON IN
RST
77
76
78
91
65
SI
SO
SCLK
BUSON
VCC
RESET SIGNAL
GENERATOR
IC303
PS901
79
82
EEDATA
EECLK
5
6
SDA
SCL
EEPROM
IC202
+3.3V
REGULATOR
IC306
SERVO +3.3V
EXTAL
63
XTAL
X201
12.288MHz
+2.5V
REGULATOR
IC603
CD-ROM/MP3
DECODER
(IC601)
B+
6-3. BLOCK DIAGRAM – MAIN Section (2/2) –