Specifications

Switch Port Pinouts ShoreTel 90BRI Voice Switch
D
ShoreTel 14 Maintenance Guide 294
ShoreTel 90BRI Voice Switch
Figure 19
Figure 19: ShoreTel 90BRI Front Plate
Switch Capacity
 Analog Circuit Resources

Ports 9-12: Extensions
 Digital Circuit Resources
– 14 Brown/Black 39 Black/Brown
8 Trunk 15 Slate/Black 40 Black/Slate
– 16 Blue/Yellow 41 Yellow/Blue
9 Extension - DID 17 Orange/Yellow 42 Yellow/Orange
– 18 Green/Yellow 43 Yellow/Green
10 Extension - DID 19 Brown/Yellow 44 Yellow/Brown
– 20 Slate/Yellow 45 Yellow/Slate
11 Extension - DID 21 Blue/Violet 46 Violet/Blue
– 22 Orange/Violet 47 Violet/Orange
12 Extension - DID 23 Green/Violet 48 Violet/Green
– 24 Brown/Violet 49 Violet/Brown
– 25 Slate/Violet 50 Violet/Slate
Table 76: ShoreTel 90 RJ-21X Telephone and Trunk Connector Pins(Continued)
Port Type Ring Pin # Ring Cable Color Tip Pin # Tip Cable Color
Default
Switch
Audio Output Port
(night bell)
Power
LED
Network
LEDs
RS-232C
Maintentance
Port
RJ-21X
Tel co P o r t
Status
LED
Audio Input Port
(music on hold)
Network
LEDs
LAN
Connectors
BRI
LEDs
BRI
LEDs
BRI
Ports
BRI
Ports