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Lucent Technologies 7820-0657-001 Manual De Usuario

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Important safety instructions
DSLPipe DSU (SDSL) User’s Guide
v
your inquiry to Lucent’s U.S. offices. Following are the ways in which you can reach 
Customer Service:
•
Email from within the U.S.—support@ascend.com
•
Email from Europe, the Middle East, or Asia—EMEAsupport@ascend.com
•
Fax—(510) 814-2312
•
Customer Support BBS (by modem)—(510) 814-2302
Write to Lucent at the following address:
Attn: Customer Service
Lucent Technologies
1701 Harbor Bay Parkway
Alameda, CA 94502-3002
Important safety instructions
A. GENERAL
1
Read and follow all warning notices and instructions marked on the product or 
included in the manual. 
2
There are no operator serviceable parts within the unit. Refer all servicing to 
trained service personnel.
3
Product installation should be performed by trained service personnel only. 
4
Install only in restricted-access areas in accordance with UL1950, C22.2 No. 950, 
and IEC60950
5
The maximum recommended operating ambient is 104° F (40° C). Allow 
sufficient air circulation or space between units when installed in a closed or 
multiple-rack assembly. 
6
Slots and openings in the cabinet are provided for ventilation. To ensure reliable 
operation of the product and to protect it from overheating, these slots and 
openings must not be blocked or covered. Installation without sufficient airflow 
can be unsafe. 
7
Equipment mounted in a rack should be distributed to prevent a possible 
hazardous condition due to uneven loading. The rack should safely support the 
combined weight of all equipment. This product weighs XX lb. (XX kg).