HP ProBook 4320s, 4321s, 4420s, and 4421s Notebook PC

Item Description Spare part number
●
For use in models with ATI Mobility Radeon HD 5470 discrete graphics and 33.8-cm
(13.3-in) displays
628486-001
●
For use in models with ATI Mobility Radeon HD 6370 discrete graphics and 33.8-cm
(13.3-in) displays
628616-001
●
For use in models with ATI Mobility Radeon HD 530v discrete graphics and 35.6-cm
(14.0-in) displays
608266-001
●
For use in models with ATI Mobility Radeon HD 5470 discrete graphics and 35.6-cm
(14.0-in) displays
628488-001
●
For use in models with ATI Mobility Radeon HD 6370 discrete graphics and 35.6-cm
(14.0-in) displays
628618-001
●
For use with UMA graphics subsystem and 35.6-cm (14.0-in) displays 608267-001
(19) Power cable (included in
Cable kit on page 37, part number 599525-001).
(20) RJ11 (modem) cable (included in
Cable kit on page 37, part number 599525-001)
(21) Speakers
●
For use with 33.8-cm (13.3-in) displays 599566-001
● For use with 33.8-cm (13.3-in) displays; includes metallic heat shield 663539-001
●
For use with 35.6-cm (14.0-in) displays 605559-001
●
For use with 35.6-cm (14.0-in) displays; includes metallic heat shield 663540-001
(22) USB connector board and cable 599524-001
(23) ExpressCard slot bezel (included in Plastics kit, see
Plastics Kit on page 36)
(24) Base enclosure
For use in computer models with 33.8-cm (13.3-in) displays 599514-001
For use in computer models with 35.6-cm (14.0-in) displays 599515-001
(25) Battery
9-cell, 93-Wh (2.8Ah) Li-ion 593573-001
6-cell, 47-Wh (2.2Ah) Li-ion 593572-001
(26) Hard drive (includes hard drive bracket)
750-GB, 5400-rpm 634250-001
640-GB, 7200-rpm 621046
640-GB, 5400-rpm 631160-001
500-GB, 7200-rpm 634920-001
320-GB, 7200-rpm 603783-002
250-GB, 7200-rpm 599541-001
Hard Drive Hardware Kit 630889-001
(27) SIM (provided by your wireless vendor for use with WWAN option)
(28) Optical drive (includes bezel)
32 Chapter 3 Illustrated parts catalog