ViewSonic VS15197 Service Manual page 76

Structure of Touch Module
1. Controller board and sensor are the two main components
provided by Quanta.
2. The touch module and system are connected by 1 USB cable
and 2 or 3 sensor cables.(depending on models)
3. Any components damaged, foreign matters cover sensor and
reflector, and other causes affect image quality, they will
further affect touch function.
ViewSonic Corporation
System USB
Cable
Sensor
Cable
Sensor
Controller
Board
75
Confidential - Do Not Copy
Sensor
Cable
VSD241/SD-A245/CDS245