System Board Removal - Lexmark X734de Service Manual

System board removal

See the system board part number for the model you need on
CAUTION
This product contains a lithium battery. THERE IS A RISK OF EXPLOSION IF THE BATTERY
IS REPLACED BY AN INCORRECT TYPE. Discard used batteries according to the battery
manufacturer's instructions and local regulations.
Warning: When replacing any one of the following components:
•
Scanner MDC card
•
System board
Only replace one component at a time. Replace the required component, and perform a POR before
replacing a second component listed above. If this procedure is not followed, the printer will be
rendered inoperable.
Warning: Be careful not to damage the ribbon cables when removing the system board.
1. Remove the left cover. See
Remove the rear frame cover. See
2.
3. Remove the hard disk if one is installed. See
Remove the wireless network card if one is installed. See
4.
page 4-226.
Remove the fax modem if one is installed. See
5.
Remove all the screws (A) from the left side of the printer so you can remove the system board, including:
6.
• USB port connector (1 screw)
Ethernet port connector (1 screws)
•
Modem shield (1 screws)
•
Hard disk shield (2 screws)
•
Ground screw (1 screw)
•
"Left cover removal" on page
"Rear frame cover removal" on page
"Hard drive assembly removal" on page
"Fax modem removal" on page
page 7-9.
4-23.
4-40.
"Wireless network card removal" on
4-102.
Repair information
7526
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