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This server is suitable for use on an IT power-distribution system whose maximum
phase-to-phase voltage is 240 V under any distribution fault condition.
Important: Maschinenlärminformations-Verordnung - 3. GPSGV, der höchste
Schalldruckpegel beträgt 70 dB(A) oder weniger.
United Kingdom - Notice to Customers:
This apparatus is approved under approval number NS/G/1234/J/100003 for
indirect connection to public telecommunication systems in the United Kingdom.
Guidelines for trained technicians
This section contains information for trained technicians.
Inspecting for unsafe conditions
Use the information in this section to help you identify potential unsafe conditions
in an IBM product that you are working on. Each IBM product, as it was designed
and manufactured, has required safety items to protect users and service
technicians from injury. The information in this section addresses only those items.
Use good judgment to identify potential unsafe conditions that might be caused by
non-IBM alterations or attachment of non-IBM features or options that are not
addressed in this section. If you identify an unsafe condition, you must determine
how serious the hazard is and whether you must correct the problem before you
work on the product.
Consider the following conditions and the safety hazards that they present:
v Electrical hazards, especially primary power. Primary voltage on the frame can
v Explosive hazards, such as a damaged CRT face or a bulging capacitor.
v Mechanical hazards, such as loose or missing hardware.
To inspect the product for potential unsafe conditions, complete the following
steps:
1. Make sure that the power is off and the power cord is disconnected.
2. Make sure that the exterior cover is not damaged, loose, or broken, and observe
3. Check the power cord:
4. Remove the top cover.
5. Check for any obvious non-IBM alterations. Use good judgment as to the safety
6. Check inside the server for any obvious unsafe conditions, such as metal
7. Check for worn, frayed, or pinched cables.
cause serious or fatal electrical shock.
any sharp edges.
v Make sure that the third-wire ground connector is in good condition. Use a
meter to measure third-wire ground continuity for 0.1 ohm or less between
the external ground pin and the frame ground.
v Make sure that the power cord is the correct type, as specified in "Power
cords" on page 270.
v Make sure that the insulation is not frayed or worn.
of any non-IBM alterations.
filings, contamination, water or other liquid, or signs of fire or smoke damage.
xiii
Safety
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Troubleshooting
