ViewSonic VS15197 Service Manual page 78

Phenomenon Check
1. Shut down the operational system.
2. Clean the touch module by soft antistatic brush and dust-free
fabric.
3. Boot up system
4. Do the functional test by IQC test tool
5. Confirm the fail phenomenon
1. No function
2. Inaccuracy
3. Function abnormal (Broken drawing line or partial area no function)
6. Exchange the potential fail component by a good one to focus
the fail part
1. Controller board fail
2. Glass sensor module fail
ViewSonic Corporation
77
Confidential - Do Not Copy
Cleaning SOP
IQC SOP
Back to Flowchart
VSD241/SD-A245/CDS245