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20-in-1 Memory Card Reader
DX-CR312
USER GUIDE
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DX-CR312
Dynex 20-in-1 Memory Card Reader
DX-CR312
Contents
Introduction.............................................................. 2
Features.................................................................... 2
Important safety instructions ................................... 3
Card reader components........................................... 3
Card slots.................................................................. 4
Using your card reader.............................................. 5
Troubleshooting........................................................ 7
Specifications............................................................ 8
Legal notices............................................................. 9
One-year limited warranty ..................................... 11
Introduction
This Card Reader directly accepts standard media memory cards, such as Secure Digital (SD/
SDHC/SDXC), Multi Media Card (MMC, MMCplus), Compact Flash™ (CF ), Memory Stick (MS
Pro, MS Pro Duo) and xD-Picture card™. It also accepts microSDHC/microSD cards without the
need for adapters.
Features
• Provides four media card slots supporting most popular memory cards
• USB 2.0 compliant
• USB mass storage device class compliant
• Supports SDHC (SD 2.0), CFUDMA (CF Ultra DMA mode), xD-Picture v1.2, microSDHC,
and microSD cards
• Hot swappable and Plug & Play capability
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20-in-1 Memory Card Reader
Important safety instructions
Before getting started, read these instructions and save them for later reference.
• Before you plug your card reader into your computer, read this user guide. In some
operating systems, the driver must be installed before you install your card reader.
• Do not drop or hit your card reader.
• Do not install your card reader in a location that is subject to strong vibrations.
• Do not disassemble or try to modify your card reader. Disassembly or modification may
void your warranty and could damage your card reader leading to a fire or electric
shock.
• Do not store your card reader in a damp location. Do not allow moisture or liquids to
drip into your card reader. Liquids can damage your card reader leading to a fire or
electric shock.
• Do not insert metal objects, such as coins or paper clips, into your card reader.
• Do not remove a card when the LED indicator shows data activity is in progress. You
may damage the card or lose data stored on the card.
Card reader components
Package contents
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• 20-in-1 Memory Card Reader
•Quick Setup Guide*
• Mini USB 5-pin A to B Cable
*Note: For further assistance, go to www.dynexproducts.com.
Minimum system requirements
• IBM-compatible PC or Macintosh computer
• Pentium 133MHz or higher processor
• 2MB of hard drive space
• Windows® XP*, Windows® Vista, Windows® 7, or Mac OS 10.4 or higher
*Some memory cards, such as the SDXC, are not compatible with Windows XP. Refer to your
card manufacturer to determine if your card is compatible with your OS (operating
system).
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Card slots
This diagram shows the correct slots for the different types of media cards supported. Refer
to the following section for additional details.
DX-CR312
1 - SD/SDHC/SDXC/MMC/xD
xD
Data LED
3 - CF
COMPACT
FLASH CARD
MS Pro
Duo
MS Pro
MS Pro Duo/MS Pro
4 -
2 - microSD