NEC Univerge sv8500 Manual page 2606

7.2.4 Circuit Cards in the DRU/DAU
The DRU/DAU is equipped with a Digital Remote Equipment (DRE) card that provides an interface
between the DRU/DAU and the Telephony Server, and between the DRU/DAU and Dterms/Analog PB
TELs.
The figures on the next pages show the outer view (face layout, locations of lamps, switches and con-
nectors) of each DRE card. The tables on the next page show the meaning of lamp indications on the
DRE.
• DRE Card in SN880 DRE-A
• DRE Card in SN880 DRE-B .............................................................................
• DRE Card in SN877 DRE-B/SN904 DREA-B .....................
• DRE Card in SN886 DRE-A .............................................................................
• DRE Card in SN885 DRE-A .............................................................................
• DRE Card in SN887 DRE-A .............................................................................
• DRE Card in SN886 DRE-B .............................................................................
• DRE Card in SN885 DRE-B .............................................................................
• DRE Card in SN887 DRE-B/SN905 DREB-B .....................
• DRE Card in SN8061 DREH-A
• DRE Card in SN8063 DREJ-A/SN8064 DREK-A
CHAPTER 2
..............................................................................SN880 DRE-A
....................................................................SN8061 DREH-A
.........SN8063 DREJ-A/SN8064 DREK-A
VOL.3-119
TERMINAL-RELATED DEVICES
SN880 DRE-B
SN877 DRE-B/SN904 DREA-B
SN886 DRE-A
SN885 DRE-A
SN887 DRE-A
SN886 DRE-B
SN885 DRE-B
SN887 DRE-B/SN905 DREB-B