Thanks all! :) I tried booting up with the new memory in the Slot 1 alone. The system beeped with 1805 error, asking me to install memory in slot 0 or less, but still went ahead and booted. After that, I added the older memory in slot 0 and viola! the BIOS and Windows recognized them both! I don't s...

Hi, I recently purchased a TranScend 2GB 200 pin 667 SODIMM for my T61 1GB laptop and tried the upgrade. The BIOS failed to recognize the additional memory, so I swapped the existing memory modules and now, the bios and OS recognize only the 2GB, but the earlier 1GB that is now in the second slot is...