Toshiba PORTEGE M400 - Manual (Page 343)

Appendix A Handling the LCD Module Appendices
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.
PORTEGE M400 Maintenance Manual (960-541) [CONFIDENTIAL] A-3