Apple MD094LL/A Manuale Utente

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iMac (27-inch, Mid 2010) Take Apart — Hard Drive 
187
 2010-09-09
Reassembly
If installing a 
replacement hard 
drive, transfer the 
following:
• 
hard drive bracket
• 
2 T10 bracket screws 
922-9136
• 
2 T10 screw pins 
922-7001
Note: Each hard drive 
vendor has a unique 
sensor cable. Do not 
mix and match temp 
sensor cables.
Important: When 
installing a Western 
Digital drive:
• 
orient drive with 
circuit board facing 
up (as shown)
• 
connect temp sensor 
cable to hard drive 
pins, leaving 2 left 
pins unconnected 
and the gray wire on 
sensor cable installed 
in the “up” orientation.
If sensor cable is 
installed incorrectly 
the hard drive fan will 
run at full speed.