ASUSTOR AS5004U Quick Installation Guide
Notices
Federal Communications Commission Statement
This device complies with FCC Rules Part 15. Operation is subject to the following two conditions:
- This device may not cause harmful interference.
- This device must accept any interference received, including interference that may cause undesired operation.
This equipment has been tested and found to comply with the limits for a class A digital device, pursuant to Part 15 of the Federal Communications Commission (FCC) rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
CE Mark Warning
[CE logo] CE marking for devices without wireless LAN/Bluetooth
The shipped version of this device complies with the requirements of the EEC directives 2004/108/EC "Electromagnetic compatibility" and IEC60950-1:2005 (2nd Edition)+A1:2009 "Information technology equipment-Safety ".
Safety Precautions
The following safety precautions will increase the life of the NAS. Follow all precautions and instructions.
Electrical Safety
- Unplug this product from the power source before cleaning.
- Use only the bundled power adapter. Using other power adapters may damage your device.
- Ensure that you plug the power adapter to the correct power input rating. Check the label on the power adapter for the power rating.
Operation Safety
- DO NOT place this product in a location where it may get wet.
- Place this product on a flat and stable surface.
- Use this product in environments with an ambient temperature between 0°C and 40°C.
- DO NOT block the air vents on the case of this product. Always provide proper ventilation for this product.
- DO NOT insert any object or spill liquid into the air vents. If you encounter technical problems with this product, contact a qualified service technician or your retailer. DO NOT attempt to repair this product yourself.
DO NOT throw this product in municipal waste.
This product has been designed to enable proper reuse of parts and recycling. This [symbol of crossed-out wheeled bin] indicates that the product (electrical and electronic equipment) should not be placed in municipal waste. Check local regulations for disposal of electronic products.
1. Package Contents
Applicable Models: AS5004U
| Item | Description | Quantity |
|---|---|---|
| NAS Device | Image of ASUSTOR AS5004U NAS device | x1 |
| Power Cord | Image of a power cord | x1 |
| Adapter | Image of a power adapter | x1 |
| USB 3.2 Gen2 Cable | Image of a USB 3.2 Gen2 cable | x1 |
| Screws for use with 2.5" HDD | Image of screws for 2.5" HDD | x16 |
| Quick Installation Guide | Image of the Quick Installation Guide cover | x1 |
2. Optional Accessories
The items below may be purchased from the ASUSTOR Accessories Store http://shop.asustor.com.
3. Hardware Installation Guide
Tools Needed for Hard Disk Installation
- Phillips head screwdriver
- At least one 2.5 or 3.5 inch SATA hard disk. (For a list of compatible hard disks, please see http://www.asustor.com/service/hd?id=hd)
Hard Disk Installation
- Remove the front panel as shown in the image below.
Diagram showing a hand pulling the front panel of the NAS. - Using the latch, gently pull the disk tray out of the disk bay.
Diagram showing a hand pulling a disk tray out of the NAS using a latch. - Mount the hard disk to the disk tray.
To install a 3.5" hard drive, please remove the two rails on both sides of the hard drive tray. Place the hard drive into the tray, align and insert the rails to secure the hard drive and insert it into the NAS.
To install a 2.5" hard drive, please remove the two rails on both sides of the hard drive tray. Align the hard drive with the 4 holes labeled 2.5" with the SATA connector facing outward. While maintaining a grip on the hard drive and tray, turn the tray upside down and secure the drive with four included M3 screws as demonstrated below.
Diagram sequence showing removal of rails from a disk tray, placement of a 3.5" HDD, and re-insertion of rails.
Diagram sequence showing placement of a 2.5" HDD into a disk tray, aligning with 2.5" screw holes, and securing with screws. - Slide the disk tray onto the rails of the disk bay. Using the latch, gently push the disk tray all the way into the disk bay. Secure the disk tray in place by pushing down on the latch. The latch should close easily and snap in with an audible 'click'. Please make sure that the disk tray is pushed all the way into the disk bay before attempting to secure the latch.
Diagram sequence showing a disk tray sliding into the NAS bay and the latch closing. - Return the front panel.
Image of the ASUSTOR AS5004U NAS with the front panel attached.
Securing the Power Cord
Note: You can use the provided cord bracket to secure the power cord in place, if you are concerned about the NAS power cord becoming detached when the NAS is moved.
Attach the bracket to the power cord as shown in the graphic below. [Image of power cord bracket attachment]
Connecting Your Device
- Plug the USB 3.2 Gen2 cable into AS5004U, and lock the screw in the direction of the arrow.
Diagram showing a hand plugging a USB 3.2 Gen2 cable into the AS5004U and securing the screw. - Connect the power cable to the device.
Diagram showing a hand connecting a power cable to the AS5004U. - Connect the other end of the USB 3.2 Gen2 cable to a USB 3.2 port on your NAS, which should not be powered on yet. When the NAS is powered on, the AS5004U will also be powered on. When the NAS is powered off or in sleep mode, the AS5004U will also enter into sleep mode.
Image showing two ASUSTOR AS5004U units connected via USB cables.
Note:
- The AS5004U can only be connected to your NAS via the NAS's USB 3.2 port.
- If your NAS is already powered on, connecting the AS5004U to it using the USB 3.2 Gen2 cable will cause the AS5004U to power on.
4. Appendix
LED Indicators
Image of the ASUSTOR AS5004U NAS with numbered indicators pointing to the Power LED, Status LED, and Hard Disk LED.
| LED Indicator | Color | Description | State |
|---|---|---|---|
| Power | Blue | Steadily lit | Power on |
| Orange | Steadily lit | Sleep mode | |
| Unlit | Power off | ||
| Status | Green | Steadily lit | RAID mode |
| Red | Steadily lit | Damage to RAID volume or FAN abnormality | |
| Yellow | Steadily lit | RAID level downgrade | |
| Unlit | No RAID in use | ||
| Hard Disk | Green | Steadily lit | Hard disk ready |
| Flashing | Data access in progress | ||
| Red | Steadily lit | Hard disk abnormality | |
| Unlit | No hard disk detected |
Front Panel
Image of the ASUSTOR AS5004U front panel with numbered components:
- 1. Power Button
- 2. HDD 1
- 3. HDD 2
- 4. HDD 3
- 5. HDD 4
Rear Panel
Image of the ASUSTOR AS5004U rear panel with numbered components:
- 1. USB 3.2 Gen2 Type-C Port
- 2. DC Input
- 3. K-lock
- 4. System Fan
Powering off Your Device
With the blue power indicator lit, press and hold the power button for 4 seconds. The green status indicator will begin to flash quickly. Let go of the power button and the NAS will enter sleep mode.
Number of Expansion Units Supported
- NAS models that are able to support 3 simultaneous AS5004U expansion units: AS33 / AS52 / AS53 / AS54 / AS66 / AS71 Series
- NAS models that are able to support 2 simultaneous AS5004U expansion units: AS11 / AS67 / FS67 / AS65 Series
Troubleshooting
If you encounter any problems during the installation process, please contact your local ASUSTOR dealer or ASUSTOR Technical Support. You can also access the ASUSTOR knowledge base on the technical support website.








