Nortel Circuit Card Installation Manual page 110

Page 110 of 906
DCH mode and address select switches
Table 21
NTBK51AA daughterboard address select switch settings (Part 1 of 2)
1
Device Address
2
0
1
2
3
4
5
6
7
8
553-3001-211 Standard 3.00
Option settings
One switch selects an on-board NTBK51AA D-Channel daughterboard and
an external MSDL/DCHI card. Four other switches provide the
daughterboard address (see Table 20).
Table 20
DCH mode and address select switch settings
Switch Description
1-4 D-Channel daughterboard
Address
5-7 For future use
8 External DCH or Onboard
DDCH
off
on
off
on
off
on
off
on
off
August 2005
S3 Switch Setting
See the next table.
off
off - MSDL or DCHI card
on - Onboard DDCH
daughterboard
Switch Setting
off off
off off
on off
on off
off on
off on
on on
on on
off off
off
off
off
off
off
off
off
off
on