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Refurbished: DELL Laptop Latitude Intel Celeron M 1.60GHz 1GB Memory 80GB HDD 14.1" Windows XP Home D520 - Newegg.com
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Amazon.com: Rome Tech CMOS Battery for DELL Latitude D620 D630 D510 D520 D530 D610 D810 D830 E5570 - Laptop Backup for DELL D630 CMOS Battery CR2032 BIOS RTC 3V - 2 Wire
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Disassembly Dell Latitude D520 - replacement, clean, take apart, keyboard, screen, battery - YouTube
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