Nortel Networks OPTera Metro 3500 - Manual (Page 256)

3-28 Hardware feature descriptions
OPTera Metro 3500 Multiservice Platform NTRN10AN Rel 12.1 Standard Iss 1 Apr 2004
Table 3-5
I/O module type and slot positions
ADD / DROP
Traffic type Quantity I/O module name /
PEC
Supported shelf
type / PEC I/O slot
positions Corresponding
transport slot
DS1 28 DS1 1-28 Front I/O
module
(NTN452AA) OPTera Metro
3500 Shelf
Assembly
(NTN476AA or
NTN476DA) 3-5 4-6
DS1 1-28 Rear I/O
module
(NTN452BA) OPTera Metro
3500 Universal
Shelf Assembly
(NTN476AH)
DS1 1-28 Front
Enhanced I/O
module
(NTN452AH) OPTera Metro
3500 Universal
Shelf Assembly
(NTN476AH)
DS1 29-56 Front I/O
module
(NTN452CA) OPTera Metro
3500 Shelf
Assembly
(NTN476AA or
NTN476DA) 6-8 6-8
DS1 29-56 Rear I/O
module
(NTN452DA) OPTera Metro
3500 Universal
Shelf Assembly
(NTN476AH)
DS1 29-56 Front
Enhanced I/O
module
(NTN452CH) OPTera Metro
3500 Universal
Shelf Assembly
(NTN476AH)
56 DS1 29-84 Front I/O
module
(NTN452EA) OPTera Metro
3500 Shelf
Assembly
(NTN476AA or
NTN476DA) 6-10 6-10
DS1 29-84 Rear I/O
module
(NTN452FA) OPTera Metro
3500 Universal
Shelf Assembly
(NTN476AH) 6-10 6-10
DS1 29-84 Front
Enhanced I/O
module
(NTN452EH) OPTera Metro
3500 Universal
Shelf Assembly
(NTN476AH)