Lenovo NetVista X40 Quick Reference for NetVista 2179 and 6643 systems (Dutch) - Page 85

Installing the cover, Insert the U-bolt through the rear panel; then, attach and tighten the nuts.

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Before you begin: v Obtain the following: - A flat-blade screwdriver - An adjustable wrench - A 199 mm (3/4 in.) U-bolt or wire rope (similar to National Manufacturing No. 3230, Stock No. 176-735) - Threaded nuts that fit the U-Bolt - A security cable - A lock, such as a combination lock or padlock. v Read the information in "Handling static-sensitive devices" on page 38, and "Safety information" on page 39. Complete the following steps to install a U-bolt. 1. Review the safety precautions listed in "Safety information" on page 39. 2. Remove any media (diskettes, CDs, or tapes) from the drives and shut down your operating system. 3. Turn off the computer and all attached devices and disconnect all external cables and power cords; then, remove the cover. See "Removing the computer cover" on page 59 for details. 4. Use a screwdriver to remove the two metal knockouts. 5. Insert the U-bolt through the rear panel; then, attach and tighten the nuts. 6. If you have other options to install or remove, do so now. 7. Replace the computer cover. See "Installing the cover" on page 69 for more details. 8. Thread the cable through the U-bolt and around an object that is a part of or permanently secured to the building structure or foundation, and from which it cannot be removed; then, fasten the cable ends together with a lock. 9. Reconnect the external cables and power cords; then, turn on the attached devices and the computer. Installing the cover The following information describes the cover installation procedure. Chapter 5. Installing options 69

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Before you begin:
v
Obtain the following:
–
A flat-blade screwdriver
–
An adjustable wrench
–
A 199 mm (3/4 in.) U-bolt or wire rope (similar to National Manufacturing
No. 3230, Stock No. 176-735)
–
Threaded nuts that fit the U-Bolt
–
A security cable
–
A lock, such as a combination lock or padlock.
v
Read the information in
“
Handling static-sensitive devices
”
on page 38, and
“
Safety information
”
on page 39.
Complete the following steps to install a U-bolt.
1.
Review the safety precautions listed in
“
Safety information
”
on page 39.
2.
Remove any media (diskettes, CDs, or tapes) from the drives and shut down
your operating system.
3.
Turn off the computer and all attached devices and disconnect all external
cables and power cords; then, remove the cover. See
“
Removing the computer
cover
”
on page 59 for details.
4.
Use a screwdriver to remove the two metal knockouts.
5.
Insert the U-bolt through the rear panel; then, attach and tighten the nuts.
6.
If you have other options to install or remove, do so now.
7.
Replace the computer cover. See
“
Installing the cover
”
on page 69 for more
details.
8.
Thread the cable through the U-bolt and around an object that is a part of or
permanently secured to the building structure or foundation, and from which it
cannot be removed; then, fasten the cable ends together with a lock.
9.
Reconnect the external cables and power cords; then, turn on the attached
devices and the computer.
Installing the cover
The following information describes the cover installation procedure.
Chapter 5. Installing options
69