HP 178128-001 - Voltage converter board - For 366/400/450/500 MHz system boards Part 178128-001 674316-001 Retail
HP 159527-001 - Motherboard (system board) - Includes 366MHz processor with cooling fan - For models with 12.1-inch CTFT display Retail
HP 366728-001 - Motherboard (system board) - Includes ATI Radeon IGP 350M with 400MHz processor side bus - For use with Dothan processors Retail
