Nortel Circuit Card Installation Manual page 147

Table 54
QPC550 vintage A—software/hardware control for 2dB pad
Device Device
location designation
F38
F1
Table 55
QPC550 vintage B—attenuation level control
Device Device
location designation
D39 S2.0/1
D1 S2.2/3
Unit
number
S1 0
1
S2 0
1
Unit
number
0
1
2
3
Switch
number
1
2
3
4
1
2
3
4
Switch number
1 2 3 4
on on
off off
on on
off off
Circuit Card
Option settings
2 dB pad control
S/W (pad in)
off off
on off
on off
off off
off off
on off
on off
off off
5 6 7 8
on on
off off
on on
off off
Description and Installation
Page 147 of 906
H/W
(pad out)
on
off
off
on
on
off
off
on
2 dB option
on
off
on
off