Bell System bellview

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Troubleshooting ..................................................18

Diagnostic Aids ........................................................... 19

Power Supply Status ................................................ 19

819S Switching unit (Multi-door systems) ................................ 19

Fault Finding ............................................................. 20

Specifications ....................................................23

Model BV Video Telephone ................................................. 24

Model 61 Speech Unit ..................................................... 24

Model BV700 Camera ..................................................... 24

Model 440 Power Supply ................................................... 25

Model 540 Power Supply ................................................... 25

Model VDC6 Video Distributor PCB ........................................... 26

Model 819S 2 Door Video Switching Unit ...................................... 26

Cable and Wiring Details ...........................................27

1 way single door ....................................................... CW1

2-10 way single door ..................................................... CW2

11-60 way single door .................................................... CW3

1-10 way 2 door ........................................................ CW4

11-60 way 2 door ....................................................... CW5

Bell System bellview - Page 4