Lenovo Storage D1212 Hardware Installation And Maintenance Manual page 14

Statement 16
CAUTION:
Some accessory or option board outputs exceed Class 2 or limited power source limits and must be
installed with appropriate interconnecting cabling in accordance with the national electric code.
Statement 17
CAUTION:
The following label indicates moving parts nearby.
Statement 18
CAUTION:
To reduce the risk of electric shock or energy hazards:
• This equipment must be installed by trained service personnel in a restricted-access location, as
defined by the NEC and IEC 60950, Third Edition, The Standard for Safety of Information
Technology Equipment.
• Connect the equipment to a reliably grounded safety extra low voltage (SELV) source. An SELV
source is a secondary circuit that is designed so that normal and single fault conditions do not
cause the voltages to exceed a safe level (60 V direct current).
• The branch circuit overcurrent protection must be rated at a minimum of 5 A to a maximum of 15 A.
• Use 14 American Wire Gauge (AWG) or 2.5 mm
length.
• Torque the wiring-terminal screws to 12 inch-pounds (1.4 newton-meters).
• Incorporate a readily available approved and rated disconnect device in the field wiring.
Statement 19
CAUTION:
The power-control button on the device does not turn off the electrical current supplied to the device.
The device also might have more than one connection to dc power. To remove all electrical current
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Lenovo Storage D1212/D1224/D3284Hardware Installation and Maintenance Guide
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copper conductor only, not exceeding 3 meters in