Sony MDX-C8970 Service Manual page 47

– POWER Board –
IC801 RSC-164
48
BUFFER
DAC
ANALOG
CONTROL
ADC
SH 49
AIN1 50
ADC
MUX
AIN0 51
AGND 52
BUFOUT/PWM0 53
TEST/PWM1 54
AVDD 55
GND 56
D7 57
D6
58
D5
59
D4 60
D3 61
D2
62
D1
63
D0
64
IC803 MSM534001E-49TSKFDR3
32 31 30 29 28 27 26 25 24
X
DECODER
ADDRESS
BUFFER
Y
DECODER
CE/OE
CONTROL
1 2 3 4 5 6 7 8 9
47 46 45 44 43 42 41
INTERNAL ROM
32 X 8 (HIGH)
INTERNAL ROM
32 X 8 (LOW)
EXTERNAL MEMORY
INTERFACE
(FROM PORT 0/1)
ADDRESS BUS
1 2 3 4 5 6 7 8 9 10 11 12 13
23 22 21 20 19 18 17
MEMORY CELL
MATRIX
524,288 X 8
MULTIPLEXER
OUTPUT
BUFFER
10 11 12 13 14 15 16
40 39 38 37 36 35 34 33
PORT 0
REGISTER STACK
SPACE SPACE
INTERNAL BUS
INTERRUPT PULSE WIDTH
LOGIC MODULATOR
POWER
TIMING &
TIMER
CONTROL
CONTROL
WAKEUP LOGIC
14 15 16
CPU 32 P07
31 P10
P11
30
29 P12
28 P13
27 P14
P15
26
25 P16
24 P17
23 VDD
GND
22
21 RESET
OSC 20 XI1
19 XO1
18 A0
17 A1
47