CHAPTER 2. HARDWARE (66/110-Type)
Table 2-E. 346A Power Unit Adjunct and Distance Limitations
Slide Switch
Adjuncts Powered
Wire
Distance
Position
(Maximum per Unit)
Gauge
Feet
Down (10 w)
Any four voice terminals
24
260
equipped with one
speakerphone or one headset
Any four digital voice
terminals equipped with
one digital module and a
speakerphone or headset each
Up (20 w)
Any two digital voice terminals
equipped with up to three digital
modules and a speakerphone or
headset each
BULK POWER SUPPLY ORDERING INFORMATION
Description
Comcode
346A Power Unit
104 174 768
346A1 Power Panel
104 174 750
2-52
Summary of Contents for System 75
Page 1: ...AT T AT T System 75 and System 75 XE Wiring...
Page 2: ...AT T AT T System 75 and System 75 XE Wiring 555 200 111 Issue 2 August 1989...
Page 16: ...System Wiring Figure 1 2 System Uniform Wiring Plan 1 7...
Page 17: ...CHAPTER 1 INTRODUCTION Figure 1 3 Sample Uniform Wiring Installation 1 8...
Page 29: ...CHAPTER 2 HARDWARE 66 110 Type Figure 2 1 Block Diagram of System 75 or 75 XE Installation 2 2...
Page 35: ...CHAPTER 2 HARDWARE 66 110 Type Figure 2 4 110A Type 100 Pair Terminal Block 2 8...
Page 36: ...110 Type Hardware Description Figure 2 5 110A Type 300 Pair Terminal Block 2 9...
Page 98: ...Typical System Equipment Room Floor Plans 3 15...
Page 143: ...CHAPTER 3 EQUIPMENT ROOM DESIGN 3 60...
Page 144: ...Equipment Room Hardware And Cabling Installation 3 61...
Page 162: ...Equipment Room Hardware And Cabling Installation 3 79...
Page 163: ...Equipment Room Hardware And Cabling Installation 3 80...
Page 197: ...Tables Table 4 A Recommended Protectors 4 42 v...
Page 212: ...Adjunct Powering 4 15...
Page 214: ...Adjunct Powering 4 17...
Page 216: ...Patch Cord Jumper Installation And Administration 4 19...
Page 241: ...CHAPTER 4 STATION WIRING 4 44...
Page 244: ...Miscellaneous Wiring Installation 4 47...
Page 246: ...Miscellaneous Wiring Installation 4 49...
Page 252: ...Miscellaneous Wiring Installation 4 55...
Page 254: ...Miscellaneous Wiring Installation 4 57...
Page 314: ...CHAPTER 5 AUXILIARY EQUIPMENT INSTALLATION 5 41...
Page 324: ...CHAPTER 5 AUXILIARY EQUIPMENT INSTALLATION 5 51...