AT&T System 85 Telephone User Manual


 
7403D Voice Terminal ……………………………………………………………………………… 3-121
Applications …………………………………………………………………………………………… 3-121
Physical Description…………………………………………………………………………………… 3-121
Distance Limitations …………………………………………………………………………………… 3-123
Power Requirements ………………………………………………………………………………… 3-123
Power Failure Operation ……………………………………………………………………………… 3-124
FCC Registration ……………………………………………………………………………………… 3-124
Hearing Aid Compatible ……………………………………………………………………………… 3-125
7403D Equipment Price Element Code (PECs) …………………………………………………… 3-125
Adjuncts ………………………………………………………………………………………………… 3-125
Additional Documents ………………………………………………………………………………… 3-125
7404D Voice Terminal ……………………………………………………………………………… 3-129
Applications …………………………………………………………………………………………… 3-129
Physical Description…………………………………………………………………………………… 3-129
Distance Limitations …………………………………………………………………………………… 3-131
Power Requirements ………………………………………………………………………………… 3-132
Power Failure Operation ……………………………………………………………………………… 3-132
FCC Registration ……………………………………………………………………………………… 3-132
Hearing Aid Compatible ……………………………………………………………………………… 3-132
7404D Equipment Price Element Code (PECs) …………………………………………………… 3-132
Adjuncts ………………………………………………………………………………………………… 3-133
Additional Documents ………………………………………………………………………………… 3-133
7405D Voice Terminal ……………………………………………………………………………… 3-137
Applications …………………………………………………………………………………………… 3-137
Physical Description…………………………………………………………………………………… 3-137
Distance Limitations …………………………………………………………………………………… 3-139
Power Requirements ………………………………………………………………………………… 3-140
Power Failure Operation ……………………………………………………………………………… 3-140
FCC Registration ……………………………………………………………………………………… 3-140
Hearing Aid Compatible ……………………………………………………………………………… 3-140
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