JVC MX-G70 Service Manual page 33

BA3126N(IC301) : R/P Switch
1 2 3
BU4094B(IC303):Serial to parallel port extension
1.Pin layout
1
STROBE
16
Vdd
2
DATA
15
OUTPUT ENABLE
3
CLOCK
14
Q5
4
Q1
13
Q6
5
Q2
12
Q7
6
Q3
11
Q8
7
Q4
10
Q's
8
Vss
9
Qs
KIA7019AP (IC830) : Voltage detector
1. Pin layout
1 2 3
4 5 6 7
2.Block diagram
DATA
CLOCK
STROBE
15
OUTPUT
ENABLE
2. Pin function
8 9
2
8-STAGE
3
SHIFT REGISTER
1
8-BIT
LATHES
3-STATE
OUTPUTS
Q1 Q8
PARALLEL OUTPUT
Pin No. Function
1 Vcc
2 Ground
3 OUT
MX-G70
10
Q's
SERIAL
9
OUTPUT
Qs
1-33