Sony CDX-601 - BLOCK DIAGRAM - BUS CONTROL;POWER SUPPLY Section

1616
CDX-601/636
7-2. BLOCK DIAGRAM – BUS CONTROL/POWER SUPPLY Section –
RESET
SWITCH
7
DATA
CLK
BUSON
RST
5
4
6
2
B. UP
CONTROL
CN901 (2/2)
60
MCK
59
EHS
51
VREF
ELVON
RV201
ELEVATOR HEIGHT
(ADDRESS)
RV202
ELEVATOR HEIGHT
SENSOR
REFERENCE VOLTAGE
SWITCH
Q201
B. UP +5V
9
+8V
REGULATOR
IC304
DRIVER +8V
BUCHK
75
BATTERY
CHECK
Q301, 302
D306
D307
38
CDON
8
EJECT
63
RESET SIGNAL
GENERATOR
IC303
B. UP +5V
BUS +5V
BUS INTERFACE
(FOR SONY BUS)
IC302
D308
+5V
REGURATOR
Q303
+5V
REGURATOR
IC305
DAC/SERVO +5V
Z
SW801
76
MGLK
74
ELVF
73
ELVR
SW201
MAGAZINE IN/OUT
DETECT
ON : When magazine
is set
3
4
48
EEDATA
49
EECLK
40
XTAL
41
EXTAL
5
6
9
7
MOTOR
DRIVE
IN1
IN2
OUT1
OUT2
ELEVATOR
MOTOR DRIVE
IC301
M
M104
(ELEVATOR)
DATA
CLK
EEPROM
IC203
(CDX-636)
X201
12MHz
B. UP +5V
SYSTEM CONTROLLER
IC201 (2/2)
05
RESET
28–21, 36–3020–13
10–3, 25, 24, 21, 23, 2, 26, 111–13, 15–19
20
27
37
12
S-RAM
IC202
A0–A14
RAMA0–RAMA14RAMIO1–RAMIO8
DO0–DO7
CE
WE
RAMCE
RAMWE
10 6
9
11 4
1 12
13 2
8 7
SO
SI
SCK
BUSON OUT
BUSON OUT
RESET
DATA
CLK
LOF
BUSON IN
RST
43
44
45
62
SI
SO
SCLK
BUSON