Sanyo MCH-900F Service Manual page 48

CD CHANGER BLOCK FLOWCHART
d. CD
MECHANISM C1-fUCK-oFF (DOWN) POSITION
CHECK e. DISC CASE POSITION CHANGE
CD
MECHANISM "DOWN" CHECK
DISC CASE (363) POSITION CHANGE -
*
UP/ DOWN MOTOR (41 4)
PLUNGER (395) "ON"
CD MECHANISM "DOWN"
+
N
UP/ DOWN SW (393)
"ON" ?
p+
i
Y
t
1
I
iv
I
DETECTED BY PHOTO SENSOR
P.C.B (315) PCOO1?
I
I I
LOADING MOTOR (377)
"ON"
I
t
SENSOR P.C.B (304)
I
L
SETTING IN I
CHECK ?
I
PROGRESS
SETTING POSITION
UP i DOWN MOTOR (414)
"OFF"
I
1
1
i
I
PLUNGER (395) "OFF"
1
I
LOADING MOTOR (377)
"OFF"
I
f.
DISC ERROR PROCESSING
n==~owl,
I
ERROR PROCESSING
J
I
CD MECHANISM "UP"
I
I
UP/ DOWN MOTOR (414)
"OFF"
I
ERROR INDICATION "ON"
1
JfY
I
UP/DOWN MOTOR (414)
"OFF"
I
r=
+
N
[
OPEN/CLOSE SW (339)
"ON" ?
I
END
I
I
!s
A#wio
I
Jun. /'94505O KM
Printed in Japan.
-67-
SUU'dYO Electric Co., Ltd.
CXaka, Japan