Lexmark C746n Service Manual page 416

5026
Warning: Be careful not to damage the printhead cable when removing the system board.
Remove the left cover and the rear left cover. See
1.
Remove the rear frame cover. See
2.
Remove the hard disk if one is installed. See
3.
4. Remove all the screws (A) from the left side of the printer so you can remove the system board, including:
USB port connector (1 screw)
•
Ethernet port connector (1 screws)
•
Modem shield (1 screws)
•
Hard disk shield (2 screws)
•
• Ground screw (1 screw)
Service Manual
4-164
"Left cover removal" on page
"Rear frame cover removal" on page
"Hard drive assembly removal" on page
4-31.
4-47.
4-122.
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