Explanation; Operational Flow Chart - Pioneer FX-MG9107ZT/UC Service Manual

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7.3 EXPLANATION

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7.3.1 OPERATIONAL FLOW CHART

3 7 63 1515 0
TE
L 13942296513
Completes power-on operation.
(After that, proceed to each source operation)
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Power ON
VCC=5V
Pin 21, 37, 85
bsen
Pin 98
bsen=L
asen
Pin 97
asen=L
ACCON←H
Pin 69
SWVDD←L
Pin 82
IPPW←H
Pin 27
Source keys
operative
Source ON
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7
2 9
8
Q Q
3 6 7 1 3 1 5
co
.
FX-MG9107ZT/UC
7
8
9 4 2 8
0 5 8 2 9 9 4 2 8
m
8
9 9
A
B
C
9 9
D
E
F
97