Chapter 2 Setup Installing to the DP-110 Because the illustration used here is for the RS-232/USB model, there are 2 cables. The USB model and RS-232 model have 1 cable. 1 Pass the cable for the DM-D110 through the DP-110. When extending the length of the DP110, attach the extension support (DP-105) to the DP-110. When using the extension support (DP-105) 2 2 Insert the tab on the DM-D110 (or the extension support) into the hole on the DP-110 until you feel it click. 33