Specifications

Acoustics
v Non-Redundant:
– 2 Way/4 Way:
Operating 6.1 Bels
Idle 5.9 Bels
v Redundant:
– 6 Way:
Operating 6.8 Bels
Idle 6.6 Bels
System Service Clearances
Install the system so that it can be moved to an area providing 457 mm (18 in.) on the
front and 457 mm (18 in.) on the left side.
External AC Power Cables
To avoid electrical shock, a power cable with a grounded attachment plug is provided.
Use only properly grounded outlets.
Power cables used in the United States and Canada are listed by Underwriter’s
Laboratories (UL) and certified by the Canadian Standards Association (CSA). These
power cords consist of the following:
v Electrical cables, type ST
v Attachment plugs complying with National Electrical Manufacturers Association
(NEMA) L6-30P
v Appliance couplers complying with International Electrotechnical Commission (IEC)
Standard 320, Sheet C13 and C14
Power cables used in other countries consist of the following:
v Electrical cables, Type HD21 or HD22
v Attachment plugs approved by the appropriate testing organization for the specific
countries where they are used
v Appliance couplers complying with the International Electrotechnical Commission
(IEC) Standard 320, Sheet C13 and C14
Refer to “Power Cords” on page 372 for power cable replacement information.
Service Inspection Guide
Perform a service inspection on the server when:
v The server is inspected for a maintenance agreement.
v Service is requested and service has not recently been performed.
v An alterations and attachments review is performed.
v Changes have been made to the equipment that may affect the safe operation of the
equipment.
v External devices with their own power cables have those cables attached.
Chapter 1. Reference Information 31