Table of Contents
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No pick-up home positing
SLD, SIC1-34
No
output is normal?
Yes
LED+, SLED-
No
SIC3-32, 33 output are
normal?
Yes
Check the Sled Motor and connection
Check MIC1
Check SIC3
NO LD CD ON
B
No
RIC1-21 is 5V?
Yes
Divide RQ1 emitter terminal
voltage and 5V real voltage
difference into 10ohm.
Yes
No
Current exceeds 0.1A?
Yes
LD out pick-up replace.
Check MIC1
Open check in related circuit.
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