Dell Inspiron 640M Owner's Manual page 158

5-in-1 Media Card Reader
5-in-1 media memory card controller Ricoh R5C832
5-in-1 media memory card connector 5-in-1 combo card connector
Cards supported
5-in-1 media memory card connector
size
Memory
Memory module connector
Memory module capacities
Memory type
Minimum memory
Maximum memory
Ports and Connectors
Audio
IEEE 1394a
Mini-Card
Modem
Network adapter
S-video TV-out
USB
Video
158
Specifications
MS
MS Pro
SD/SDIO
MMC
xD
®
CF Type I/II & IBM Microdrive through
ExpressCard adapter
36.8 x 29.3 x 4.75 mm
two SODIMM connectors
256 MB, 512 MB, 1 GB, and 2GB
1.8-V SODIMM DDR-2
256 MB
2 GB
microphone connector, stereo
headphone/speaker connector
4-pin serial connector
one Type IIIA Mini-Card slot
RJ-11 port
RJ-45 port
7-pin mini-DIN connector (optional S-video
to composite video adapter cable)
four 4-pin USB 2.0-compliant connectors
15-hole connector