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Connecting Telephones and Adjunct Systems
Installation and Wiring Telephones and Power Supplies
324 Installation and Upgrades for G700 and S8300
December 2003
P333T-PWR Power over Ethernet Stackable
Switch
The P333T-PWR power supply complies with the Underwriters Laboratories Inc. (UL) standard UL
1950, second edition.
For safety instructions, see P333T-PWR switch Important Safety Instructions
on page 324. For
installation instructions, see Connect the P333T-PWR switch
on page 325.
P333T-PWR switch Important Safety Instructions
Please read the following helpful tips. Retain these tips for later use.
When using this switch, the following safety precautions should always be followed to reduce the risk of
fire, electric shock, and injury to persons.
• Read and understand all instructions.
• Follow all warnings and instructions marked on this switch.
• This product can be hazardous if immersed in water. To avoid the possibility of electrical shock,
do not use it near water.
• The Avaya P333T-PWR switch and modules contain components sensitive to electrostatic
discharge. Do not touch the circuit boards unless instructed to do so.
• This product should be operated only from the type of AC (and optional DC) power source
indicated on the label. If you are not sure of the type of AC power being provided, contact a
qualified service person.
• Do not allow anything to rest on the power cord. Do not locate this product where the cord will be
abused by persons walking on it.
• Do not overload wall outlets and extension cords as this can result in the risk of line or electric
shock.
• Disconnect the cords on this product and refer servicing to qualified service personnel under the
following conditions:
— If the power supply cord or plug is damaged or frayed.
— If liquid has been spilled into it.
— If it has been exposed to rain or water.
— If it was dropped or the housing has been damaged.
— If it exhibits a distinct change in performance.
— If it does not operate normally when following the operating instructions.
Table 10: P333T-PWR UL 1950 Compliance
Complies UL 1950
Approved C22.2 No.950 Std.
Approved CE