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11-8 DCP Mode 2 Installation and Administration
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4. The switch to the right of the RJ21X PERMISSIVE connector must be in the down position.
5. Set the eight Make Busy/Enable switches to the enable position (DOWN).
6. Connect one end of a 25-pair cable from the DCP LINE connector on the 46A2.
7. Connect the other end of this cable to the switch cross-connect field. Use the following table to patch
a 4-wire DCP LINE circuit to a switch digital port (GPP) circuit. The switch ports use the same wire
combinations.
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Pin Color Function Pin Color Function
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1 W/BL NC 26 BL/W NC
2 W/O Line 1 27 O/W Line 1
3 W/G Line 1 28 G/W Line 1
4 W/BR NC 29 BR/W NC
5 W/S Line 2 30 S/W Line 2
6 R/BL Line 2 31 BL/R Line 2
7 R/O NC 32 O/R NC
8 R/G Line 3 33 G/R Line 3
9 R/BR Line 3 34 BR/R Line 3
10 R/S NC 35 S/R NC
11 BK/BL Line 4 36 BL/BK Line 4
12 BK/O Line 4 37 O/BK Line 4
13 BK/G NC 38 O/BK NC
14 BK/BR Line 5 39 BR/BK Line 5
15 BK/S Line 5 40 S/BK Line 5
16 Y/BL NC 41 BL/Y NC
17 Y/O Line 6 42 O/Y Line 6
18 Y/G Line 6 43 G/Y Line 6
19 Y/BR NC 44 BR/Y NC
20 Y/S Line 7 45 S/Y Line 7
21 V/BL Line 7 46 BL/V Line 7
22 V/O NC 47 O/V NC
23 V/G Line 8 48 G/V Line 8
24 V/BR Line 8 49 BR/V Line 8
25 V/S NC 50 S/V NC
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8. Connect a ground strap from the signal ground (SG) to the frame ground (FG) on the 105A.
9. Make sure the cabinet is not connected to power, then connect the mounting power cords to the
cabinet power strip.