Apple HD 4870 用户手册
073-1250 Rev. A
5
© 2009 Apple Inc. All rights reserved.
If card is held in place
4
by retention bar, slide
PCIe fan to the right
to lock card in place.
PCIe fan to the right
to lock card in place.
5
Replace PCI bracket
and tighten screws.
and tighten screws.
Note: Slide bracket
under circled tab
before securing
screws.
under circled tab
before securing
screws.
Closing the
Computer
1
Replace access panel.
Note: Make sure
latch is up before you
replace panel. If latch
is down, panel will
not seat correctly.
latch is up before you
replace panel. If latch
is down, panel will
not seat correctly.
Push latch down
2
to close and secure
access panel.
access panel.
Warning: Never turn
on computer unless
all its internal and
external parts are in
place and it is closed.
Operating computer
when open or missing
parts can cause
damage or injury.
all its internal and
external parts are in
place and it is closed.
Operating computer
when open or missing
parts can cause
damage or injury.