Front View; Top View - Denon UD-M31 Service Manual

STK402-050(IC501)

FRONT VIEW

1
BA6287F(IC805)
93LC66(IC202)
1 8
CS Vcc
2
7
SK WP
3 6
DI ORG
4
5
DO GND
M51957BFP(IC205)

TOP VIEW

NC NC
1 8
IN 2 V
7
CC
3
NC OUT
6
GND 4 5 Delay Cap.
4
R1
1
TR1 TR2
2
15
TR3
D1
R2
SUB
13
INSTRUCTION
DI
REGISTER
CS
SK
(2K/4K)
ORG
TR7
TR4
R6
C1
TR5
R3
TR10
TR8
R4
TR6
R5
R7
5 12 7 6 10 11
DATA
REGISTER
INSTRUCTION
ADDRESS
DECODE
REGISTER
CONTROL
AND
Vcc RANGE
CLOCK
DETECTOR
GENERATION
WRITE ENABLE
20
UD-M31
TR9
R13
TR11
R8
C2
TR15
TR14
TR12
R11
R12
TR13 TR16
R10
R9
R14
14 15
DUMMY BIT
R/W AMPS
DECODER
MEMORY ARRAY
256/512 X 8
OR
64/128/256 X 16
HIGH VOLTAGE
GENERATOR
20
8
9
DO