Dell Inspiron 1420 (Mid 2007) - Manual (Page 168)

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Specifications
ExpressCard
NOTE:
The ExpressCard slot is designed only for ExpressCards. It does NOT support
PC Cards.
ExpressCard controller Intel ICH8M
ExpressCard connector one ExpressCard slot (54 mm)
Cards supported ExpressCard/34 (34 mm)
ExpressCard/54 (54 mm)
1.5 V and 3.3 V
ExpressCard connector size 26 pins
8-in-1 Memory Card Reader
8-in-1 memory card controller Ricoh R5C833
8-in-1 memory card connector 8-in-1 combo card connector
Cards supported • Secure Digital (SD)
• SDIO
• MultiMediaCard (MMC)
• Memory Stick
• Memory Stick PRO
• xD-Picture Card
• Hi Speed-SD
• Hi Density-SD
Memory
Memory module connector two SODIMM connectors
Memory module capacities 512 MB, 1 GB, 2 GB
Memory type 667 MHz SODIMM DDR2
Minimum memory 512 MB
Maximum memory 4 GB
NOTE:
In order to take advantage of the dual channel bandwidth capability, both
memory slots must be populated and must match in size.
NOTE:
The available memory displayed does not reflect the complete maximum
memory installed because some memory is reserved for system files.