Memory Installation Guide for Compaq R4000 & HP zv6000
1GB RAM Memory for Compaq Presario R Series R3240US Black Diamond Memory Module DDR SO-DIMM 200pin PC2700 333MHz Upgrade System Specific Memory - Newegg.com
Compaq Presario R4000 Memory Ram Cover Door APKW706Y000 | eBay
2GB (1GBx2) Team High Performance Memory RAM Upgrade For HP - Compaq Presario R4000 V1000 V2000 X1000 Series Laptop. The Memory Kit comes with Life Time Warranty. at Amazon.com
HP COMPAQ PRESARIO,PRESARIO R4000 LAPTOP HARDWARE AND SOFTWARE MANUAL | ManualsLib
HP Compaq C700 RAM Replacement - iFixit Repair Guide
User manual HP Compaq Presario R4000 (English - 221 pages)
Memory Installation Guide for Compaq R4000 & HP zv6000
OFFTEK 2GB Replacement Memory RAM Upgrade for HP-Compaq Presario Notebook CQ40-321TU (DDR2-6400) Laptop Memory at Amazon.com
Which RAM upgrade to buy/install on a compaq presario cq62 - HP Support Community - 4975368