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Go On Hook
(Hang up the telephone handset)
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4 |
3 |
2 |
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Flash |
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5 |
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1 |
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7 is dialed |
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6 |
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7 |
8 |
9 |
0 |
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Once dialing 7 and letting go of the
dial, it spins to the normal position. This action causes
the the dial to open and closes the line loop seven times
causing the first selector switch in your central office to make
seven
vertical steps. It then ...
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