168 Removing and Installing Parts
Removing the Front I/O Panel 
  CAUTION: Before you begin any of the procedures in this section, follow the 
safety instructions in the Product Information Guide.
1
Follow the procedures in "Before You Begin" on page 99.
2
Remove the computer cover (see "Removing the Computer Cover" on 
page 101).
  NOTICE: Carefully note the routing of each cable before you disconnect it, so that 
you are sure to re-route cables correctly. An incorrectly routed or a disconnected 
cable could lead to computer problems.
3
Remove the front plastic bezel. The bezel has two screws on the bottom of 
the chassis which need to be removed. There are also six snap features that 
secure the bezel to the front metal wall that must be removed. 
4
Remove the processor airflow shroud (see "Removing the Processor Airflow 
Shroud Assembly" on page 148).
5
Remove the Processor fan assembly (see"Removing the Processor Fan 
Cage" on page 149 and "Removing the Processor Fan" on page 151) and 
the card fan (see"Removing the Card Fan" on page 152).
6
Disconnect the control-panel cable from the I/O panel connector by 
pulling the cable loop. 
7
Disconnect the power panel cable, 1394 cable, and audio cable (if it exists) 
so that the entire front I/O panel is free from all cables.
book.book  Page 168  Tuesday, November 27, 2007  10:29 AM