ADTRAN OPTI-6100 Installation Manual page 7

Metric Conversion
The OPTI-6100 is designed to fit standard 19-inch and 23-inch racks, occupying 2U or 7U of
vertical space. The following metric conversions apply:
19 inches = 482 millimeters
♦
23 inches = 584 millimeters
♦
1U (1.75 inches) = 44.5 millimeters
♦
2U (3.5 inches) = 89 millimeters
♦
7U (12.25 inches) = 311.5 millimeters
♦
Other measurements are listed in metric and standard notations, where applicable.
How to Navigate this Book
Sections of this practice are arranged to mirror the menu tree structure of the product
interface. Menus found at the same level in the interface appear at the same heading level in
this document, with the sub-menus arranged to follow sequentially at lower heading levels.
To assist in navigation, a Path Heading appears below each topic heading in these sections,
displaying the menu path to that feature. For example:
NOTE
When viewing this document in PDF form, the headings shown in
blue are links to the higher menu levels.
61184500L1-5L
OPTI-6100 Maintenance and Troubleshooting Practice
Network Management
Main Menu\System Controller\Provisioning\Network Management\
Top Level Two Levels
Above Current Above Current
One Level Current
Menu/Screen
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