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■ Opening the Casing
Switch the PC off. The PC must not be in the energy-saving mode!
CAUTION
Please take note of the safety information in the "Important notes" chapter.
Pull the power plug out of the mains outlet!
Remove all cables from the casing.
Place the casing in a convenient working position.
Turn the key upward if necessary to unlock the casing.
Press the two locking catches (1), hold them pressed and slide the upper casing in the direction
of the arrow (2) until the spacing (a) is approximately 2 cm.
Lift off the top cover in an upward direction (3).
a
CHAPTER 4(25-36) 6/5/03, 7:58 PM27