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Page 13
Chapter 4: DIP Switches
4. DIP Switches
4.1 Definition of DIP switches
Table 4-1 describes the DIP switches that are located on the extender’s front panel. You will use these switches for either full or
Fractional T1/E1.
DIP Switches OFF ON Function
SW1-1 E1 T1 T1/E1 selection
SW1-2 See Table 3-2 See Table 3-2 Impedance
SW1-3 See Table 3-3 See Table 3-3 Frame Mode
SW1-4 See Table 3-3 See Table 3-3 Frame Mode
SW1-5 See Table 3-4 See Table 3-4 Line Code
SW1-6 See Table 3-5 See Table 3-5 LBO
SW1-7 See Table 3-5 See Table 3-5 LBO
SW1-8 See Table 3-5 See Table 3-5 DSX-1
SW2-1 See Table 3-5 See Table 3-5 DSX-1
SW2-2 Reserved Reserved Reserved
SW2-3 Reserved Reserved Reserved
SW2-4 Reserved Reserved Reserved
SW2-5 Nx64 Nx56(T1 only) 64K/56K Channel
SW2-6 Full E1/T1 Fractional E1/T1 Fractional
SW2-7 All zeros All ones Stuff bits
SW2-8 Internal External E1/T1 Clock Mode
Table 4-1. Description of DIP switches for full or Fractional T1/E1.