Maxtor D540X-4K Product Manual page 49

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This chapter describes the operation of Maxtor D540X-4K AT hard disk drives'
functional subsystems. It is intended as a guide to the operation of the drive, rather
than a detailed theory of operation.
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This section describes the drive mechanism. Section 5.2 describes the drive
electronics. The Maxtor D540X-4K hard disk drives consist of a mechanical assembly
and a PCB as shown in Figure 5-1.
The head/disk assembly (HDA) contains the mechanical subassemblies of the drive,
which are sealed under a metal cover. The HDA consists of the following
components:
• B a s e c a s t i n g
• D C m o t o r a s s e m b l y
• D i s k s t a c k a s s e m b l y
• H e a d s t a c k a s s e m b l y
• R o t a r y p o s i t i o n e r a s s e m b l y
• Automatic actuator lock
• Air filter
The drive is assembled in a Class-100 clean room.
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To ensure that the air in the HDA remains free of
contamination, never remove or adjust its cover and seals.
Tampering with the HDA will void your warranty.
Maxtor D540X-4K 20.4/40.0/60.0/80.0 GB AT
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5-1