OVERVIEW 1.1.1 The OSD350B is a 19" 3RU (133mm) high rack mounting chassis, which accepts two OSD921 power supply modules plus from one to twelve OSD standard card format plug-in modules. The system employs a 9-pin female D connector at each position for card powering and for the OSD Network Management slot addressing.
IMPORTANT INSTALLATION REQUIREMENTS It is important to provide a cool operating environment as well as to provide adequate ventilation. The OSD350B chassis must be separated by at least a 1RU (about 44mm) gap above and below the unit to provide ventilation.
PSU 1 Alarm Output Pin 4 PSU 2 Alarm Output Pin 7 Ground Return All other pins are not used. NOTE: The alarm indication is only available if the OSD921 power supply is installed. DOC ID: 10112902 PAGE 4 OSD350B OPERATOR MANUAL...
For warranty period and repair service please call your local OSD distributor. REPAIRS Optical Systems Design reserves the right to repair or replace faulty modules/units. Please obtain a “Return Material Authorisation” (RMA) form and number before returning goods. Goods must be returned in adequate packing material to Optical Systems Design, Warriewood, Australia or its nominated authorised representative, for all repairs.