Nortel Networks M3110 Telephone User Manual


 
Attendant consoles Page 59 of 504
Telephones and Consoles Description, Installation, and Operation
7 Terminate leads at the cross-connect terminal and designate the blocks
according to the house cable plan.
Normal operating ranges
The M2250 attendant console has a maximum permissible loop length of
3500 ft (915 m), assuming 24 AWG (0.5 mm) wire with no bridge taps. A
15.5 dB loss at 256 kHz defines the loop length limit.
Installation
This section provides installation instructions for the M2250 attendant
console. For Attendant PC Software installation instructions, refer to
Meridian 1 Attendant PC: Software Installation Guide.
Packing and unpacking
Use proper care while unpacking the M2250 attendant console. Check for
damaged containers so that appropriate claims can be made to the transport
company for items damaged in transit.
Table 5
Terminal connections
Connecting block
Designations
Inside wiring
Colors
NE-47QA or
QBB1B
NE-284-74-500
1 adapter
NE-625F
TELADAPT
plugs and jacks
Z station wire 16/25-pair cable
G 1T T1 (G) G W-BL
R 1R R1 (R) R BL-W
BK X1 AUX (BK) BK W-O
Y X2 GND (Y) Y O-W
5 R T2 (BL) W-SL
6 B R2 (W) SL-W