Older compaq presario laptops Tags: Laptops Presario Compaq Last response: December 23, 2009 5:25 PM in Laptops & Notebooks Share Anonymous a b D Laptop December 23, 2009 2:41:06 PM i have an older compaq laptop with the rounded rectangle ended charger and at the moment the laptop doesn't seem to recognise the laptop i am not sure if it is the laptop or the charger More about : older compaq presario laptops Anonymous a b D Laptop December 23, 2009 5:25:51 PM Buy a cheap multimeter and (if necessary) fashion some probes that will fit the charger plug (first check the output voltage on the power adapter is a safe one -- like 12 or 19 or 30 volts). Compare the reading on the multimeter with the claimed output of the cube -- if the reading is zero or way off, you need a new adapter. Unbranded adapters can be found fairly cheap on e-bay. Can't find your answer ? Ask ! Publish Related resources Older Compaq Presario 1255, new to me Forum Older compaq presario 2100 Forum Problem with my Compaq Presario CQ50 screen. Forum Best graphics card for compaq presario cq56 Forum Compaq Presario F750US Problem. Forum Compaq Presario Question Forum Problem Compaq Presario 706EA Forum HELP! Compaq Presario 1200 XL Question... Forum Converting Compaq Presario 1010NX to usable PC Forum Compaq charger used for an older version of compaq Forum Video card needed - older compaq presario Forum Compaq Presario onboard wireless Forum Older laptops play HD H.264 correctly but new one doesn't Forum Compaq Presario R3000 power cord issue Forum Pentium 3 upgrade for compaq presario r3000 laptop Forum Download wifi driver for compaq presario laptop Forum Back light or Inverter? Forum 64-bit laptops Forum Cheap ddr3 capable laptops Forum Laptops Forum More resources Read discussions in other Laptops & Notebooks categories Battery Acer Asus Dell Hewlett Packard iPad Toshiba Vaio !