Northern Telecom BCS35 Replacement Manual page 40

24 EPROM circuit pack
Table 3–1
EPROM circuit pack (A2 and B2) options part number: NT6M63BF, NT6M63CL, NT6M63CH,
NT6M63CF; BCS21–up DPP w/o 56K polling
Device type
(number)
Jumper
(P2)
Jumper Type
(P3)
(P4)
(P5) 2016
(P6) 2782
(P7) 2764
(P8) 6264
27128
Jumper Type
(P9)
(P10)
(P11)
(P12)
(P13)
(P14) 2016
(P15) 2732
(P16) 2764
(P17) 6264
(P18)
(P19)
(P20)
Jumper Type
(P21) (8)2732
(P22) (8)2764
(P23) (8)2016
(8)2016
(8)2016
(7)2732
(2)2016
Jumper
(P24)
Strap
DIP
Switch
Rotary
Switch
297-1001-536 Standard 01.03 August 1996
Position/setting
In
Out
P3 P4 P5
P6 P7 P8
1–2 1–2 2–3
1–2 1–2 1–2
1–2 1–2 1–2
2–3 1–2 1–2
1–2 2–3 1–2
P–9 P–10
P–11 P–12
P–13 P–14
P–15 P–16
P–17 P–18
P–19 P–20
2–3 1–2
1–2 1–2
1–2 1–2
1–2 2–3
P23 P22 P21
In In In
In In Out
In Out In
In Out Out
Out In In
Out In Out
Out Out In
Out Out Out
1–2
2–3
None Used
None Used
None Used
Function
No DRAM circuit pack
Use with DRAM circuit
pack
(U5) Configuration set–up for
(U6) devices U5 and U6.
(U7) Configuration set–up for
(U8) devices U7 thru U12.
(U9)
(U10)
(U11)
(U12)
Adrs Enable address decoding –
0000 for unpaged memory
0000
4000
8000
C000
0000
7000
Paging disabled.
Paging enabled.
(continued)
Setting
Factory On–site
Out
1–2
1–2
1–2
1–2
1–2
1–2
1–2
2–3
1–2
2–3
1–2
2–3
1–2
2–3
1–2
2–3
1–2
2–3
Out
In
In
1–2