Lenovo 2119 Maintenance Manual page 252
Machine types: 2119, 2121, 2697, 2698, 2742, 2750, 2756, 2800, 2929, 2932, 2934, 2935, 2941, 2943, 2945, 2960, 2961, 2967, 2982, 2986, 2988, 2992, 2993, 2994, 2996, 2999, 3181, 3182, 3183, 3184, 3185, 3186, 3187, 3190, 3198, 3201, 3202, 3204, 3207, 3208,
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- Hardware maintenance manual (282 pages) ,
- User manual (152 pages) ,
- Hardware maintenance manual (282 pages)
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10. Pivot the failing system board upward to remove it out of the chassis.
Figure 205. Removing the system board
11. Remove the microprocessor from the failing system board and install it on the new system board. See
"Replacing the microprocessor" on page 242.
12. Remove the hard disk drive power cable and signal cable from the failing system board and then install
the cables on the new system board.
13. Install the new system board into the chassis by aligning the five mounting studs in the chassis with the
corresponding holes in the new system board. Then, install the five screws to secure the system board
by installing screw
system board" on page 245.
14. Reinstall the system fan. See "Replacing the system fan" on page 257.
15. Install the heat sink to the new system board. See "Replacing the heat sink" on page 239.
16. Reinstall the WiFi card module if you have removed it. See "Replacing the WiFi card module" on
page 252.
17. Reinstall the hard disk drive bracket. Connect the signal cable and the power cable to the hard disk
drive. See "Replacing the hard disk drive bracket" on page 247.
18. Install all memory modules removed from the failing system board on the new system board. See
"Installing or replacing a memory module" on page 219.
19. Reconnect all remaining cables to the system board. See "Locating parts on the system board"
on page 92.
20. To complete the replacement, go to "Completing the parts replacement" on page 262.
The failing system board must be returned with a microprocessor socket cover to protect the pins during
shipping and handling.
To install the microprocessor socket cover, do the following:
1. Release the lever securing the microprocessor retainer and open the retainer to access the
microprocessor.
2. Grasp the microprocessor on the sides and lift it straight up and out of the socket. Do not touch the
contacts on the microprocessor socket.
246
ThinkCentre Hardware Maintenance Manual
5
to screw
1
as shown in Figure 204 "Removing the five screws that secure the
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Table of Contents
Troubleshooting
