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Power-on
a)
b)
c)
d)
C141-E245
Start
SATA I/F Initialization
Self-diagnosis 1
- MPU bus test
- Internal register
write/read test
- Work RAM write/read
test
The spindle motor starts.
Self-diagnosis 2
- Data buffer write/read
test
Confirming spindle motor
speed
Load the head assembly
Figure 4.3 Power-on operation sequence
4.4 Power-on Sequence
e)
Initial on-track and read
out of system information
f)
Drive ready state
(command waiting state)
g)
Execute self-calibration
End
4-7
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