Removing the cover, Locations – Lenovo J SERIES 3000 User Manual
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7
PCI adapter connectors
15
Serial connector
8
PCI Express x1 adapter or Express x16
graphics adapter connector (some models)
16
Standard keyboard connector
Removing the cover
Important
Read Chapter 2 “Safety information” on page 3 and “Handling electrostatic discharge-sensitive devices” on
page 5 before opening the cover.
To remove the computer cover:
1. Remove any media (diskettes, CDs, or tapes) from the drives, shut down the operating system, and
turn off all attached devices.
2. Unplug all power cords from electrical outlets.
3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables,
and any other cables that are connected to the computer.
4. Remove any locking devices such as a padlock that secure the cover.
5. Remove the two screws at the rear of the computer cover and slide the cover to the rear.
Locations
The following illustration will help you locate the major FRUs in the computer.
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Hardware Maintenance Manual Lenovo 3000 J Series