Having problems with your HP Compaq Presario R4000 Notebook ?
Dark screen if unhooked from battery
\015 When we lose power and the Compaq R4000 is used again the screen brightness is very dim for 3-4 days. Is there a button on the keyboard to make it brighter again. I do not dare to unhook it from the battery because if I do it is too dark to work.\015
You can use the function keys to increase the brightness. Also if you go to Start, Control Panel, Power Options you can change the settings to give you more monitor time.
Repair Help & Product Troubleshooting for HP Compaq Presario R4000 Notebook
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