Read Sony XTL-W70 (serv.man2) Service Manual online
32
XTL-W70
ROM
64WORD x 16PAGE x 8BIT
DECODER
DECODER
PA
PB
PC
STACK
2LEVEL
INSTRUCTION DECODER
OSC
OSC1
OSC2
RESET
WATCH DOG
TIMER
S-LATCH
CARRIER
GEN
RAM
16WORD x 2PAGE x 4BIT
MUX
ALU
Y-REG
ACC
ST
DECODER
MUX
STACK
2LEVEL
1
2
3
4
5
5
6
7
8
9
11
12
13
14
15
16
10
64
16
6
4
4
8
8
4
4
16
7
4
4
4
4
2
4
4
4
6
4
INIT
GND
K0
K1
K1
K2
K3
S0
S1
VDD
OSC1
OSC2
OUT
S7
S6
S3
S2
4
3
2
1
5
6
7
8
9
10
11
12
13
14
2K
1CK
1CLK
VCC
2CLR
2CR
2J
2J
J
CK
K
CLK
Q
GND
2Q
2Q
1K
1Q
1Q
1J
Q
J
CK
K
CLK
Q
Q
2
1
VREF
U.V.L.O
3
4
7
8
6
5
OSC
BIAS
ER.AMP
S.C.P
PMW
L.O
IN–
FB
GND
REF
CT
CS
VCC
OUT
IC201 FA7610CN-TE2
IC110 BU2486-46-E2
IC111 TC74HC107AF (TP1)
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