Users Guide
Chapter 2. Planning
The library requires an environment able to accommodate the appropriate space, power, location, and
other technical specications. Use this section as a reference for onsite requirements to allow for
optimum operation of the library.
Save your settings in the Appendix A, “Library Conguration Forms,” on page 146.
Library Layout and Location requirements
Information for planning the installation and layout of your library, including various specications for
optimal performance.
For tabletop installation - Tabletop installations (one Base Module) require no additional hardware.
For rackmount installation - If possible, install the Base Module in the middle of the rack to provide space
for the allowed three Expansion Modules above it and three Expansion Modules below it. See “Structure
and supported library congurations” on page 2 for details.
Security
The equipment must be located so that access to the equipment can be controlled and monitored.
Consider all of these recommended security measures when you’re determining where to locate your
tape library.
Library location
You’re responsible for the security of this library, the cartridges that are contained within the library,
and shelf-resident cartridges. To prevent unauthorized access to data, Dell recommends locating the
library and all shelf-resident cartridges in an area where access is controlled.
Onsite security measures
You’re also responsible for evaluating, selecting, and implementing security features, administrative
procedures, and appropriate controls in application systems and communication facilities.
Data security
Data security is accomplished through the Management GUI. See “Locating Management functions”
on page 63.
Location requirements
Choose a location that meets the criteria in Table 15 on page 22.
Table 15. Location requirements
Criteria Denition
Rack requirements Standard 19-inch rack (minimum depth of 1 meter) with an appropriate # of
Us (Rack Units) of clearance for the planned module quantity (See Table 16
on page 23 for details.)
Rack space requirements 3U for the Base Module and 3U for each Expansion Module
Power source
• AC Power Voltage: 100 - 240 VAC
• Line Frequency: 50 - 60 Hz
• Library is located near AC outlet.
The AC power cord must be always easily accessible.
22 Dell EMC ML3 Tape Library: User's Guide