Toshiba Tecra M5 Maintenance Manual - Page 284

4 Replacement Procedures 4.18 CPU heat sink/CPU 4.18 CPU heat sink/CPU Removing the CPU heat sink/CPU To remove the CPU heat sink/CPU, follow the steps below and refer to Figure 4-31 to 4-32. CAUTION: 1) The CPU can become very hot during operation. Be sure to let it cool before starting repair work. 2) When you remove the CPU, wipe the grease off of the bottom of the heat sink and top of the CPU. Apply new grease when installing. 1. Remove the following screws securing the CPU holder, in the reverse order of the number marked on the holder. • M2×4S BIND screw ×3 CAUTION: Remove the screws in the order of mark "3", "2" and "1" on the CPU holder. 2. Remove the CPU holder. M2×4S BIND CPU heat sink CPU holder Figure4-31 Removing the CPU holder 4-48 [CONFIDENTIAL] TECRA M5 Maintenance Manual (960-542)