Nortel Networks Circuit Card - Manual (Page 146)

Page 146 of 906 Option settings
553-3001-211 Standard 3.00 August 2005
QPC550 Direct Inward Dial Trunk card
Tables 52 through 56 give the option settings for the QPC550 DID Trunk
card.
Table 52
QPC550 vintages A and B—real/complex balance impedance selection
Device
location
Device
designation
Switch
number
Unit
number
Impedance type
Real Complex
F31 S4.0 1 0 on off
F24 S4.1 1 1 on off
F16 S4.2 1 2 on off
F11 S4.3 1 3 on off
Table 53
QPC550 vintage A—600/900 Ohm impedance selection
Device
location
Device
designation
Unit
number
Impedance
(ohms)
Switch number
1 2 3 4 5 6 7 8
G29(a) S3.0 0 600 off on on off off on on off
900 on off off on on off off on
G29(b) S3.1 1 600 off on on off off on on off
900 on off off on on off off on
G8(a) S3.2 2 600 off on on off off on on off
900 on off off on on off off on
G8(b) S3.3 3 600 off on on off off on on off
900 on off off on on off off on