Fujitsu MJA2500BH Maintenance Manual - Page 60
Theory of Device Operation, Power supply configuration
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Theory of Device Operation (4) Controller circuit Major functions are listed below. • Serial-ATA interface control and data transfer control • Data buffer management • Sector format control • Defect management • ECC control • Error recovery and self-diagnosis 5.0V SIP HDC/RDC/MCU/DRAM/FROM Integration 2.5V 1.15V SVC 2.5V DC/DC Converter 1.15V DC/DC Converter -3V Generator Circuit -3.0V PreAMP Figure 4.1 Power supply configuration 4-4 C141-E293
Theory of Device Operation
4-4
C141-E293
(4) Controller circuit
Major functions are listed below.
•
Serial-ATA interface control and data transfer control
•
Data buffer management
•
Sector format control
•
Defect management
•
ECC control
•
Error recovery and self-diagnosis
SVC
2.5V
DC/DC
Converter
1.15V
DC/DC
Converter
SIP
/RDC/MCU/DRAM/FROM
Integration
HDC
-3V
Generator
Circuit
PreAMP
5.0V
2.5V
-3.0V
1.15V
Figure 4.1
Power supply configuration