IEI Integration RACK-305G - Manual (Page 8)

RACK-305G QIG IEI Technology Corp. Page 8
PIN No. Description Color
1 +5V Red
2 D- Dark Yellow
3 D+ Yellow
4 GND Brown
Table 5: Pin Definitions of USB Cable
STEP 10: PSU CABLE AND INTERFACE
CABLE CONNECTIONS
Before you reinstall the hold-down clamp and the cover, the following
cables need to be connected.
Step 1: Connect the PSU cables from the PSU to the full-size
CPU card, HDD, FDD, cooling fans and optical drives
power connector.
Step 2: The drive interface connectors must be connected to
the CPU card.
STEP 11: HOLD-DOWN CLAMP AND
COVER REINSTALLATION
After you have completed the above procedures, the hold-down
clamp and cover can be reinstalled. To do this, align the screw holes
on both ends of the hold-down clamp with the screw holes on both
sides of the chassis and reinsert the four previously removed
retention screws. After that, slide the cover back over the chassis
and reinsert the six previously removed retention screws.
CHASSIS MAINTENANCE
F
AN
R
EPLACEMENT
NOTE:
Please ensure that the power of the computer is switched
off before fan replacement procedure.
The CPU card has to be removed before removing the fan
bracket. Please refer to STEP 6 for the information about
CPU card removal.
There are two 8 cm cooling fans inside the RACK-305G chassis. To
replace a fan, please follow the instructions below.
Step 1: Remove the chassis cover. (Please refer to Step 3:
Top Cover and Hold-down Clamp Removal)
Step 2: Unplug the power cable that is connected to the fan.
Step 3: Use a 6mm hexagonal socket head screwdriver to
remove two hex nuts from the base of the fan bracket
and one hex nut from the rear side of the front panel.
Figure 17: Remove the Two Hexagonal Socket Head Screws at
the Bottom of the Fan Bracket
Figure 18: Remove the Hexagonal Socket Head Screw that
Secure the Bracket to the Front Panel
Step 4: Lift the fan bracket up and remove the four retention
screws on each corner of the fan.
Figure 19: Remove the Fan Retention Screws
Step 5: Replace the fan and secure the new fan to the front of
the chassis with the four previously removed retention
screws.
Step 6: Reinstall the bracket back in the chassis and secure it
to the chassis with the previously removed retention
screws.
F AN F ILTER R EPLACEMENT
To replace the fan filter, please follow the steps below.
Step 1: Loosen the two screws at the top of the fan filter
bracket and open the bracket.
Figure 20: Remove the Fan Filter
Step 2: Replace the filter pad inside.
Step 3: Put the fan filter bracket back and secure it to the
chassis with the two previously removed retention
screws.