Optical Systems Design OSD8826 Series, Operator'S Manual

Page: 13 / 20

OPTICAL SYSTEMS DESIGN
DOC ID: 10110306
OSD8826 OPERATOR MANUAL
PAGE 13
2.5 CONNECTIONS
2.5.1
POWER SUPPLY CONNECTIONS
The OSD8826 card version is powered from the OSD370 or OSD350 chassis. DC power in the
OSD8826 card version is connected via a DB9 connector. The card version of the OSD8826T and
OSD8826R should be fixed into the OSD370 (or OSD350) chassis using the captivated screws. Either
card can be plugged in or out of the OSD370 (or OSD350) chassis with power on or off.
TABLE 6: CARD POWER SUPPLY PINOUT
OSD370N or OSD350N
Power Pin
Specification
Pin 3 +12V
DC
(±1V) – supplied by OSD921
Pin 6,7 0V
FIGURE 6: CARD POWER SUPPLY PINOUT
The OSD8826 module requires ex10 to 40V
DC
or 22 to 28V
AC
power @ 3VA. Power should be
connected to the power socket located at the back of the case. DC power should be connected as
indicated in Table 7.
TABLE 7: DC OR AC POWER CONNECTION
External Power Pin Specification
Pin 1
+10V to +40V
DC or
22V to +28V
AC
Pin 2 0V
FIGURE 7: OSD8826C POWER SUPPLY CONNECTIONS
Power Connector
2 1
Power Connector
5 1
6 9