Guaranteed compatible upgrades for:

HP/Compaq Business Notebook nx9040

System Specifications
Maximum Memory:
  • 2GB
  • 2 Sockets
Standard Memory:
  • 256MB (Removable) or
  • 512MB (Removable) or
  • 1GB (Removable)
  • Intel Pentium M Intel 855GM
  • Intel Pentium M Intel 855GM
  • Intel Celeron M Intel 855GM
Bus Architecture:
  • PC Card; USB
Mfr's System P/N's:
  • PK155PA; PK156PA; PK158PA; PK169PA; PK342PA; PK350PA; PN526PA; PN527PA; PN528PA; PN529PA; PQ020LA; PQ029LA
Upgrade Path:
  • Virtually any configuration up to 2GB can be reached using any combination of 256, 512MB, and 1GB modules.