AT&T System 85 Telephone User Manual


 
Physical Description…………………………………………………………………………………… 4-19
Power …………………………………………………………………………………………………… 4-20
Administering the Expansion Module ……………………………………………………………… 4-20
801A Expansion Module PEC Codes ……………………………………………………………… 4-21
Additional Documents ………………………………………………………………………………… 4-21
Headset Adapters …………………………………………………………………………………… 4-25
Applications …………………………………………………………………………………………… 4-25
Physical Description…………………………………………………………………………………… 4-25
Power …………………………………………………………………………………………………… 4-26
Considerations ………………………………………………………………………………………… 4-26
Headset PEC Codes ………………………………………………………………………………… 4-27
Message Waiting Indicator ……………………………………………………………………… 4-31
Applications …………………………………………………………………………………………… 4-31
Physical Description…………………………………………………………………………………… 4-31
Power …………………………………………………………………………………………………… 4-31
Message Waiting Indicator PEC Codes …………………………………………………………… 4-32
4A, S101A, and S102A Speakerphones……………………………………………………… 4-35
Applications …………………………………………………………………………………………… 4-35
Physical Description…………………………………………………………………………………… 4-35
Power …………………………………………………………………………………………………… 4-36
Considerations ………………………………………………………………………………………… 4-36
Speakerphone PEC Codes …………………………………………………………………………… 4-37
S201A and S202A Speakerphones …………………………………………………………… 4-41
Applications …………………………………………………………………………………………… 4-41
Physical Description…………………………………………………………………………………… 4-41
Power …………………………………………………………………………………………………… 4-42
Considerations ………………………………………………………………………………………… 4-42
S201A and S202A Speakerphone PEC Codes …………………………………………………… 4-42
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