Block Diagram - Bus Control/Power Supply Section - Sony CDX-T67 Service Manual

CDX-T67
Q Q
3 7 6 3 1 5 1 5 0
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
5-2. BLOCK DIAGRAM – BUS CONTROL/POWER SUPPLY Section –
ELEVATOR
MOTOR DRIVE
IC302
OUT1
M104
9 MOTOR
M
(ELEVATOR) OUT2
DRIVE
7
x a o
y
. i
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8
SYSTEM CONTROLLER
IC301 (2/2)
SW301
MAGAZINE
DETECT
ELEVATOR HEIGHT
95 MAG SW MCK 37
SW302
MAGAZINE IN/OUT
DETECT ELEVATOR HEIGHT
EHS 36
51 51 MAGLK SW
AVRH 34
BUCHK 46
IN1
3 4 ELVF
IN2
4 3 ELVR
SW303
Z
EJECT SW 50
ELVON 24
RESET 75
Q Q
3 7 6 3
UNI SI 16
UNI SO 17
UNI CK 18
BUSON 45
81 80
X301
4MHz
u 1 6 3
.
18 18
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2 4
9 9
RV302
(ADDRESS)
RV301
SENSOR
D210 D209
BATTERY
CHECK
Q303
+3V
SERVO +3V
REGULATOR
Q202
+5V
SERVO +5V REGULATOR
IC203
DRIVER +8V
RESET SIGNAL
GENERATOR
IC204
µCOM B+
1 5 1 5 0 8 9 2
BUS INTERFACE
(FOR SONY BUS)
IC201
VCC 14
SO DATA
10 6
SI
9
SCK CLK
11 4
BUSON OUT LOF
1 12
BUSON OUT BUSON IN
13 2
RESET RESET RST
8 7
SWITCH
m
c o
2
8 9 9
+8V
REGULATOR
IC202
CN902 (2/2)
IC901
8
REGULATOR
B. UP
4 9 8 2 9 9
Q205, 206
6
DATA
5
CLK
4
BUSON
7
RST