Black Box ME810, Short-Haul Modem B, ME800A-R2, ME805-C-R2 manual Rackmount Installation

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SHM-B ASYNC

5. Rackmount Installation

The SHM-B Async Card is a rack mount unit (ME805-C) that installs in a standard 19-inch panel rack. (You can use the SHM-B Rack [ME810], which can hold up to 16 cards.) The SHM-B Async Card will occupy 5.25 inches of vertical rack space, and is 9 inches deep.

To install the SHM-B Rack, first remove the acrylic front panel by pulling out the six plunger latches on the front of the panel, then pulling on opposite-side plungers to loosen and remove the panel.

Locate the four 10/32 Phillips-head screws that were shipped with the SHM-B Rack. Use these screws to fasten the SHM-B Rack to your rack.

CAUTION

Do not attempt to use screws which are not countersunk, as this will result in damage to the plastic front panel when it is installed.

Wire each SHM-B board according to Figures 1 and 2 in this manual. It is easiest to first feed all of the wires and cables through the rack. Then you can make the necessary circuit board connections with the circuit boards positioned in front of the rack; this allows for the

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Contents Short-Haul Modem B SHM-B Async SHM-B Async SHM-B Async SHM-B Async Trademarks Used in this Manual Distance miles/km SpecificationsOperating Temperature 32 to 112F 0 to 50C SHM-B Async Introduction Four-Wire Connections InstallationSHM-B board 5-screw terminal block EIA-232 Connection Wiring diagram for two SHM-B unitsEIA-232 Pin Connections on SHM-B Switch SettingsPinning with DTE/DCE switch in the DCE position Flow Control ON/X-OFF Mode Operation Activating the Loopback switchSHM-B Async Rackmount Installation SHM-B Async Troubleshooting Guide SHM-B Async SHM-B Async SHM-B Async SHM-B Async SHM-B Async Copyright 2000. Black Box Corporation. All rights reserved