HP ProBook 450 G2 Notebook PC HP ProBook 455 G2 Notebook PC Maintenance and Service Guide
Item Description Spare part number
(16) For use in HP 450 (Intel) models with discrete graphics and all processors except for the Intel
i7-4558U
768050-001
  For use in HP 450 (Intel) models with discrete graphics and an Intel i7-4558U processor 768049-001
(17) For use in HP 450 (Intel) models with UMA graphics 768048-001
  For use in HP 455 models (AMD) with UMA graphics 767435-001
  For use in HP 455 models (AMD) with discrete graphics 767434-001
(18) Power connector and cable 767432-001
(19) Fan 767433-001
(20) Speaker assembly 768138-001
(21) Battery, Li-ion  
  4-cell, 44 WHr, 3.0 Ah 756744-001
  4-cell, 40 WHr, 3.0 Ah 756746-001
(22) Base enclosure 768124-001
  Service doors, includes: 768134-001
(23) Small service door  
(24) Large service door  
(25) Hard drive  
  1.5-TB, 5400-rpm, 9.5 mm 747375-001
 1-TB, 5400-rpm 676521-001
 750-GB, 5400-rpm, 778190-001
  750-GB, 7200-rpm (HP 450 model only) 778191-001
 500-GB, 7200-rpm 778189-001
 500-GB, 5400-rpm 683802-001
  500-GB, 5400-rpm, 7 mm, hybrid (8-GB SSD) 732000-001
 320-GB, 5400-rpm 645088-001
  128-GB Solid-state drive for use in HP 450 models 778175-001
  128-GB Solid-state drive for use in HP 455 models 773069-001
  120-GB Solid-state drive, M.2, for use in HP 450 models 768469-001
(26) Optical drive (includes bracket, bezel, and screws)
 HP 450 models:  
●
Blu-ray ROM DVD±RW SuperMulti DL Drive 768472-001
●
DVD±RW SuperMulti DL Drive 768471-001
●
DVD-ROM drive 768470-001
 HP 455 models:  
24 Chapter 3 Illustrated parts catalog










