NEC 750C - Manual (Page 46)

Using the MobilePro 3-13
NOTE
We recommend using the AC adapter when
using Compact Flash cards. Using the adapter can
help you avoid potential data loss caused by the high-
energy consumption of some Compact Flash cards.
Inserting Compact Flash Cards
Follow these procedures to install a Compact Flash card.
1. Save your data and power off the MobilePro.
2. With the Compact Flash card facing up, insert it into the
Compact Flash card slot.
Inserting a Compact Flash card
3. Verify that the Compact Flash card is fitted securely into
position.
Compact Flash Card