Yes, you are right. But still figure it out why nothing happen after using your LCDd.conf & lcdproc.conf, will post my findings when I solve it.
oot@nas:~# lsusb
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 002: ID 17ef:6014 Lenovo
Bus 004 Device 003: ID 10c4:ea60 Cygnal Integrated Products, Inc. CP210x Composite Device
Bus 004 Device 004: ID 1130:660c Tenx Technology, Inc. USB Foot Pedal [Generic]
Bus 002 Device 002: ID 0411:0108 MelCo., Inc. |