Check MT1389 and peripheral
Change loader
Whether
there is ABCDEF signal
Check XS301 and flat cable
Change 24P flat cable
Whether
disc rotation speed is
normal
Whether
there is R
signal
F
Change loader
Check
whether LD01 is normal
Check MT1389
Check
Q301, Q302 and
socket XS301
Change
A1
A2
Figure 3.3.2.2 Troubleshooting flow chart for “No disc reading”
Y
N
N
N
N
Y
Y
Y
N
Y
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