l
l
6
7
8
9
G
-
Item
Dither
Trian-
gular
wave
Resol-
ver
Clock
ovc
Check
pin
CH8
$2
CH9
CHl0
CH13
CH14
CH16
CH27
CH28
CH29
CH30
Signal
Dither
signal
Trian-
gular
wave-
form
Resolver
Eeedback
Resolver
Eeedback
Resolver
excita-
tion
Clock
signal
ovc
circuit
For checking dither signal
For adjusting amplitude of resolver
feedback.
Adjusted with
VR10.
.%o
[
12fl
VP_,
Signal produced by converting resolver
feedback signal into digital signal.
For checking resolver excitation
(4.5kHz)
For checking clock signal
(18MHz)
Input signal of OVC circuit.
Circuit is
activated when input voltage falls below
set value of OVC circuit.
c
-17-
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