iMac (27-inch, Mid 2010) Take Apart — Hard Drive Sensor Cable 189
2010-09-09
Removal
1 Disconnect hard drive
sensor cable from
hard drive and logic
board.
Note: Do not reuse
temp sensor cable. A
new sensor cable is
included with each
replacement drive.
Each hard drive
manufacturer has a
unique sensor cable.
Reassembly
1 Important: When
installing a Western
Digital drive:
• orient drive with
circuit board facing
up (as shown)
• connect temp sensor
cable to hard drive
pins as shown,
leaving 2 left pins
unconnected
If sensor cable is
installed incorrectly,
hard drive fan will run
at full speed.