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5-5.
BLOCK DIAGRAM – BUS CONTROL/POWER SUPPLY Section –
D605
SIRCS
3
SIRCS
BUFFER
Q605
RESET SIGNAL
B/U +5V
GENERATOR
IC503
SONY BUS INTERFACE
IC601
2
RST
RESET
2
RESET
SWITCH
5
DATA
DATA IN
DATA
6
DATA OUT
4
CLK
CLK IN
CLK
4
BUS ON SWITCH
BUS ON
Q603
6
OUT
ON IN
BUS ON
1
BUS ON
SWITCH
7
BATT
BU IN
BATTERY
BATT
3
SWITCH
CN601
BUS CONTROL IN
D607
TH101
(FOR SONY BUS)
D603
BATTERY
BATT B+
DETECT
Q604
LEVEL SHIFT
Q602
LEVEL SHIFT
Q601
05
MASTER CONTROLLER
IC502 (4/4)
REMOTE CONTROL
RECEIVER
IC951
24 SIRCS
RAM RESET
B/U +5V
85 RAMBU
IC504
90
RESET
86 HSTX
S101
RESET
F CH 98
D502
D614
FSW IN 65
DSPON 110
RST
6
13
SYSRST
ACCIN 81
9
18 UNISO
ILLIN 95
8
17 UNISI
11
9 UNICKO
BUS
4
12
BUS-ON
PWON
10
77
BU-IN
TUNON
CDMD ON
FLASH ON
LIQUID CRYSTAL DISPLAY
DRIVE CONTROLLER
IC701 (2/2)
82
NMI (H)
49
BU-IN
38
BUS-ON
ILL-ON
LEVEL SHIFT
IC702
81
RESET
101
UNICKI
98
UNISI
97 UNISO
50 LINK OFF
MD MECHANISM CONTROLLER
IC501 (2/2)
60
BU-IN
61
BUS-ON
30
RESET
MD-ON
48
UNICKIO
49
UNISI
MDMON 10
50 UNISO
DSP CIRCUIT B+
4
7
OSC SWITCH
Q101
D104
ANALOG +8V
TUNER VCC
(TUNER CIRCUIT B+)
TUNER +5V
TUNER CIRCUIT/
RDS DECODER
(IC201) B+
83
113
116
82
LCD B+
LCD DRIVER
(IC901) B+
LED901 – 904 (ILLUMINATION)
52
D703
LO +12V
LOADING MOTOR
DRIVER (IC306) B+
+3.3V
DRIVER +5V
MOTOR/COIL
DRIVER
(IC303) B+
65
23
23
DSP +5V
+3.3V REGULATOR
DIGITAL +3.3V
IC802
SWITCHING
+3.3V REGULATOR
ANALOG +3.3V
REGULATOR
IC801, Q801
Q103, 105 106
IN
ERROR
OUT
PWN
OUTPUT
1
AMP
COMPARATOR
CIRCUIT
RT
OSC
POWER CONTROL
IC302
B+ SWITCH
VCC 2
Q102, 104
ACCESSORY
CHECK
Q112
+5V
+8V
B+ SWITCH
REGULATOR
REGULATOR
Q203, 204
Q201
Q107 – 109
REGULATOR
Q703 – 705
LSW909 DSO
+12V
B+ SWITCH
REGULATOR
Q402, 403
Q401, 404, 405
+3.3V
B+ SWITCH
REGULATOR
Q406, 407
IC401, Q401
B/U +5V
REGULATOR
MDX-C8500R/C8500X
BATT B+
POWER AMP
CN101 (2/2)
(IC351) B+
(POWER CONNECTOR)
F1
16
+B
D109
7
ACC
ILLUMINATION
D108
14
LINE DETECT
ILL
Q113
TH103
ANTENNA REMOTE
6
SWITCH
ANT-R
Q364, 366
TH102
AMP REMOTE
5
SWITCH
AMP-R
Q363, 365
AMPON
K
(Page 21)
+5V
Q110
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