Nortel BCM200 Installation And Maintenance Manual page 376

376 Appendix H Market profile attributes
Table 106 Localization, DIP switch settings, specifications, and transmission parameters (Sheet 2 of 2)
Market
profile Localized
Global No (North
American
based
A-law)
Hong Kong No (North
American
based
mu-law)
Mexico No (North
American
based
A-law)
New Zealand No
(UK-base
d
telephony
with
Australian
tones)
North Yes
America
Poland Yes
United Yes
Kingdom
N0060612 N0060612
DIP
switch
setting Specifications
North N/A
America
North N/A
America
North N/A
America
UK N/A
North EIA/TIA-464A
America
T512.1
T512.2
Poland [1] Polish
ASS_1_v1.doc
[2] Technical
Requirements
for Private
Automatic
Branch
Exchanges.
Reference
Analog
interfaces11.d
oc
UK BS 6450 Part 4
BTNR 1080
EN 41003
Annex D
BS 6305
BTNR 315
Transmission
Input
source Reference
impedance impedance
600
600
600
300 + (1000 || 220 nF)
600
600
300 + (1000 || 220 nF)
Bi-
Load directional
impedance gain
3 dB
3 dB
3 dB
1.8 dB
3 dB
0dB for Rx
-7dB for Tx
1.8 dB
PCM
coding
scheme
CCITT
A-law
CCITT
mu-law
CCITT
A-law
CCITT
A-law
CCITT
mu-law
CCITT
A-law
CCITT
A-law