Disassembly of DP-9900Plus/DP-9900
3-4
1 – Data Line 2 – Power Cord 3 – Footswitch Cable 4 - M3×6 Screw
5 – Ground Wire 6 - Base 7 - Keyboard
3.4.2. Disassembly of Trackball
1. Place the keyboard face down and remove the two M2.5×16 screws.
2. Disconnect the trackball cable and raise the trackball.
M3×12 Screws