Toshiba Satellite L300 Maintenance Manual - Page 141
Tools and Equipment, Screw Tightening Torque
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4 Replacement Procedures 4.1 General Tools and Equipment For your safety and that of other people in the working environment, it is strongly recommended that you use electrostatic discharge (ESD) equipment. The proper use of this equipment will ensure successful repair work and reduce the costs for repairing damaged components. The equipment and tools required for disassembly and reassembly are: One 2 mm Phillips screwdriver One 4 mm flat-blade screwdriver Torx screwdriver Tweezers (for pulling out screws) ESD mats (for the floor and work desks) An ESD wrist strap or heel grounder Anti-static carpets or flooring Air ionizers (for highly electrostatic sensitive areas) A plastic card (in credit card size) Screw Tightening Torque To secure screws, follow the torque values listed below. Over tightening can damage components and screws. Under tightening can loosen the screw or cause screws to come off, which may result in short circuits or other damage. M2 (2 mm) 0.22 N m (2.2 kgf cm) M2.5 (2.5 mm) 0.36 N m (3.5 kgf cm) M3 (3 mm) 0.51 N m (5.0 kgf cm) M2.5x4 PSP TITE screws 0.204 N m (2.0 kgf cm) M2.5x6 GIZA TITE screws 0.36 N m (3.5 kgf cm) 4-6 Satellite L300D/L305D/ Satellite Pro L300D/ EQUIUM L300D/ SATEGO L300D Maintenance Manual