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1.
Introduction ............................................................................ 1
2.
Safety ..................................................................................... 4
3.
Presentation ........................................................................... 5
4.
Installation .............................................................................. 8
5.
Operation .............................................................................11
6.
Alarms ..................................................................................15
7.
Options .................................................................................16
8.
Troubleshooting .....................................................................17
9.
Service ..................................................................................18
10. Replacing the battery .............................................................19
11. Storage .................................................................................22
12. Specifications .........................................................................23
13. How to Determine On-battery Run Time .................................24
14. User Configuration Items ........................................................26
1. Introduction
1.1 Thank you!
Thank you for selecting this uninterruptible power source. It is designed for many years of reliable,
maintenance-free service.
Important!
Apc Xs 900 User Manual
Please read this manual. It provides safety, installation, and operating instructions that will help you
get the fullest performance and service life from your unit. This manual describes the inner workings
of the unit and how they relate to providing superior protection from utility power problems such
as blackouts, brownouts, sags, swells, EMI/RFI noise, and surges. The manual includes instructions
for obtaining factory service if necessary.
If you have a problem with the unit, please refer to this manual before calling customer service. The
troubleshooting section (section 8) can help with most situations typically encountered when using
the unit.
Please save the packaging materials!
The unit’s shipping materials are designed with great care to provide protection during shipping.
These materials are invaluable if you ever have to return the unit for service. Damage sustained dur-
ing transit is not covered under the warranty.