Toshiba satellite A20 series Maintenance Manual page 436

Appendix A Handling the LCD Module
5. Glass is used in the panel, so be careful not to drop it or let it strike a hard object,
which could cause breakage or cracks.
6. CMOS-LSI circuits are used in the module, so guard against damage from
electrostatic discharge. Be sure to wear a wrist or ankle ground when handling the
module.
Satellite A20 Maintenance Manual (960-444)
Appendices
A-3