Dell Inspiron 510M Owner's Manual page 102

Memory
Minimum speed requirement
Memory module connector
Memory module capacities
Memory type
Standard memory
Maximum memory
Ports and Connectors
Serial
Parallel
Video
Audio
USB
Infrared sensor
S-video TV-out
Mini PCI
Modem
Network adapter
IEEE 1394
Communications
Modem:
Type
Controller
Interface
102
Appendix
266 MHz
two user-accessible DDR SDRAM
connectors
128 MB, 256 MB, 512 MB, and 1024MB
2.5V DDR SDRAM
128 MB
2 GB
9-pin connector; 16550C-compatible,
16-byte buffer connector
25-hole connector; unidirectional,
bidirectional, or ECP
15-hole connector
microphone miniconnector,
stereo headphones/speakers miniconnector
two 4-pin USB 2.0–compliant connectors
sensor compatible with IrDA Standard 1.1
(Fast IR) and IrDA Standard 1.0 (Slow IR)
7-pin mini-DIN connector (optional S-video
to composite video adapter cable)
Type IIIA Mini PCI card slot
RJ-11 port
RJ-45 port
4-pin serial connector
v.92 56K MDC
softmodem
internal AC'97 bus