Mohit, You can read the manual here... http://sun1.aph.org/tech/bp_doc.htmAnd no, you dont need to pull the batteries or the card out unless you need fresh batteries or want to change the contents of the card for reading.
*---* *---* *---* *---* *---*Tell a man that there are 400 billion stars and he'll believe you. Tell him a bench has wet paint and he has to touch it.
Robert & Dreamer Doll (Guide Dawggie) Newport, Oregon N24C 3G 8/2000 Hookup rclark0276@xxxxxxxxxxx http://webpages.charter.net/dog_guide/