J.D.Research Memory Card Drive

Aluminum 3.5" Front USB ports panel with fan controllers.

* Aluminum construction, installed in a spare 3.5" drive bay.

* Add 2 front USB 2.0 ports to the front of the case by utilizing unused motherboard's USB header.
* Direct user control of your case fan's rotational speed -- control up to 3 fans !

What is it? It is a 3-channel fan controller with a pair of USB 2.0 ports designed to fit into a front panel 3.5" drive bay. Here's a close-up of the front panel:

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How it may look like installed in your case:

Here the 802.11G USB adapter is plugged in to
the front of the system. Having 2 extra front
USB 2.0 ports makes it much easier to plug
and unplug USB devices.

The device above the floppy drive is an
5.25" IrDA Infrared Drive

This little device uses the entire ~300 degree turn of the knobs. Here's a simple illustration that show how linearly the knob changes the fan voltage:

So even though the knob is very small. it provides fine control. According to the user's guide, each fan output has a maximum load of 10 watts (1A max at 10V). According to the user's guide, each fan output has a maximum load of 10 watts (1A max at 10V).

There are three sets of detachable cables:

The 8-wire set on the left with the back plug marked UP is for the USB ports.
The center yellow-black set gets power from a 4-pin Molex PSU connector.
The 6-wire set on the right lead out to three 2-pin fan connectors.

The picture above shows the wires again: three pairs of fan leads on the left, the 4-pin Molex connector with pass-through to get power from the power supply in the computer, and the 8-pin lead to the USB connector on the motherboard. Four mounting screws are also supplied.

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