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Inspecting the 2104 Model DS4
Perform the following safety checks to identify unsafe conditions.
External machine checks
Perform the following external machine checks:
10. Check the cover for sharp edges, damage, or alterations that expose the
11. Correct any problems that you find.
Internal machine checks
Perform the following internal machine checks:
1. Check for any non-IBM changes that might have been made to the machine. If
2. Check the condition of the inside of the machine for:
3. Check for any obvious mechanical problems, such as loose components.
4. Check any exposed cables and connectors for wear, cracks, or pinching.
1. Check the chassis for damage (loose, broken, or sharp edges).
2. Check the power cables and ensure that the insulation is not worn or
damaged.
3. Check for any obvious nonstandard changes. Use good judgment about the
safety of any such changes.
4. Verify that all external covers are present and are not damaged.
5. Ensure that all latches and hinges are in correct operating condition.
6. Check the power cable for damage.
7. Check for worn, damaged, or pinched cables.
8. Inspect the fan-and-power-supply assemblies. Check that the fasteners in the
cover of the power-supply unit (screws or rivets) have not been removed or
disturbed.
9. Check the external signal cable for damage.
internal parts of the device.
any are present, obtain the "Non-IBM Alteration Attachment Survey" form,
number R009, from the IBM branch office. Complete the form, and return it to
the branch office.
v Metal or other contaminants
v Indications of water or other fluid
v Fire
v Smoke damage
Safety and environmental notices
xi
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