Specifications

Switch Port Pinouts ShoreTel 90BRI Voice Switch
D
ShoreTel 14 Maintenance Guide 295

Four BRI Spans, each comprising two channels: Eight channels maximum
 Make Me Conference Resource: None
 Maximum IP Phone Resources: 90 devices

Analog Port Reallocation: 20

Digital Channel Reallocation: 40

Built-in Resources: 30
ShoreTel 90BRI Connectors
 1 3.5 mm mono connector for audio input (music on hold)
 1 3.5 mm mono connector for audio output (overhead paging and night bell)
 1 DB-9 female connector for maintenance
 2 RJ-45 connectors for the LAN interface
 1 RJ-21X male connector for mass termination of the telephone/trunk ports
 4 RJ-45 T1 telco port
ShoreTel 90BRI RJ-21X Telephone and Trunk Connector
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Table 77: ShoreTel 90BRI RJ-21X Telephone and Trunk Connector Pins
Port Type Ring Pin # Ring Cable Color Tip Pin # Tip Cable Color
– 1 Blue/White 26 White/Blue
– 2 Orange/White 27 White/Orange
– 3 Green/White 28 White/Green
– 4 Brown/White 29 White/Brown
– 5 Slate/White 30 White/Slate
– 6 Blue/Red 31 Red/Blue
– 7 Orange/Red 32 Red/Orange
– 8 Green/Red 33 Red/Green
– 9 Brown/Red 34 Red/Brown
– 10 Slate/Red 35 Red/Slate
– 11 Blue/Black 36 Black/Blue
– 12 Orange/Black 37 Black/Orange
– 13 Green/Black 38 Black/Green
– 14 Brown/Black 39 Black/Brown
– 15 Slate/Black 40 Black/Slate
– 16 Blue/Yellow 41 Yellow/Blue
9 Extension 17 Orange/Yellow 42 Yellow/Orange
– 18 Green/Yellow 43 Yellow/Green