HP Nc6400 HP Compaq nc6400 Notebook PC Maintenance and Service Guide - Page 168

Removal and Replacement Procedures 5.25 System Board System Board Spare Part Number Information ✎ All system board spare part kits include thermal grease, alcohol pads, and thermal pads. 128-MB discrete, for use only with heat sink with spare part number 418887-001 64-MB discrete, for use only with heat sink with spare part number 418887-001 418904-001 430495-001 UMA, for use only with heat sink with spare part number 418930-001 418931-001 ✎ When replacing the system board, be sure that the following components are removed from the defective system board and installed on the replacement system board: ■ Memory modules (Section 5.7 and Section 5.12) ■ Mini Card WLAN module (Section 5.8) ■ RTC battery (Section 5.11) ■ Modem module (Section 5.13) ■ Mini Card WWAN module (Section 5.14) ■ Processor (Section 5.19) 5-68 Maintenance and Service Guide