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0 7" Appears in the Display —
Does the loading .
NO
motor turn ?
Is the mechanism
locked ?
YES
:
NO
is 9- 11V present at
1C904-7.2.
YES:
Are the outputs at
1C901-65/66 normal ?
YES
Are the inputs at
1C904-5/6 normal ?
YES
Are the outputs at
1€904-2/10 normal?
YES
Loading motor faulty:
Are the mode switch inputs
present at {C901-9/107
state switch.
y
1C901 faulty.
Mechanism faulty.
YES»:
Check the mechanism
mechanism faulty:
Check fuse resistor
R976 (2.2 Q).
IC901 faulty.
Pattern between IC901
and IC 904 faulty: *
: Mechanism state
switch faulty.
3-14
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