3Com S24x, S27x, S26x installation manual Switch Settings, Set Switch For

Installing the DSU DIM

Switch Blocks 1 The PathBuilder S24x, 26x, and 27x switch Integral DSU option requires that you

and 2set the same switches in the switch blocks as you do for the V.35, V.36, and X.21 interfaces.

These are the switch settings for the motherboard switches 1 and 2.

Switch Settings

Set Switch...	To....	For...
1-5	OFF	V.11, V.35, V.36 DIMs, and the
6-8	ON	PathBuilder S24x, 26x, and 27x
		switch Integral DSU option

Note

There is no indication when the motherboard switches do not match the type of DIM being used. When replacing DIMs, be sure that the motherboard switches are set correctly for the particular DIM being installed.

3-6 PathBuilder S24x, 26x, and 27x Switch Hardware Installation