M 3900 description Page 163 of 504
Telephones and Consoles Description, Installation, and Operation
Key 3 Secondary Directory Number or Feature or Auto Dial
Note 1: Keys 1-3 cannot be configured as the following features:
• 3 Party Conference
• 6 Party Conference
• Call Forward
• Account Charge
• Calling Party Number
•Call Park
• Privacy Release
• Ring Again
•RPN
• Call Transfer
Configuring Keys 1-3 as anything other than the allowed features will cause an
error message.
Note 2: Keys 1-3 can be configured as Speed Call (Speed Call, System Speed
Call, Speed Call Controller and System Speed Call Controller). Nortel
recommends that Key 23 be used for Speed Call features.
Key 4-15 Not used at this time
Key 16 Message Waiting (default)
Key 17 Call Transfer (default)
Key 18 6 Party Conference (default) or 3 Party Conference
Key 19 Call Forward (default)
Key 20 Ring Again (default)
Key 21 Call Park (default)
Table 26
M3903 key description (Part 2 of 3)
Key Description