Noise and vibration levels refer to the amount of sound and physical movement generated by a hard drive during its operation. When a hard drive spins its disks, it creates vibrations that can be felt and heard. The sound and vibration levels of a hard drive can vary based on several factors, including the rotational speed of the disks, the number of disks, the size and weight of the disks, the amount of data being accessed, and the design of the hard drive.
The noise level of a hard drive is measured in decibels (dB), with lower numbers indicating less noise. In general, hard drives with slower rotational speeds and fewer disks will produce less noise. Noise levels can also vary depending on the location and mounting of the hard drive. For example, hard drives that are mounted in a server rack may be louder due to the increased vibrations from nearby hardware.
Vibration levels are measured in terms of acceleration, usually in units of G (gravity). Hard drives with higher vibration levels may be more prone to failure or errors due to the stresses placed on the drive components. Therefore, hard drive manufacturers often take measures to reduce vibration levels, such as adding shock absorbers or using low-vibration motors.
Understanding the Ultra-320 SCSI InterfaceUltra-320 SCSI (Small Computer System Interface) is a high-speed interface technology used for connecting computer storage devices such as hard drives, tape drives, and optical drives. It is a type of SCSI interface that operates at a maximum data transfer rate of 320 megabytes per second (MB/s), which is significantly faster than earlier SCSI versions.
The Ultra-320 SCSI interface uses an 80-pin connector and supports both single-ended and low-voltage differential (LVD) signaling. LVD signaling is preferred over single-ended signaling as it provides better noise immunity, allowing for longer cable lengths and better data transmission reliability. Additionally, LVD signaling allows for a larger number of devices to be connected to the SCSI bus.
The Ultra-320 SCSI interface also supports multiple commands and data transfers simultaneously, which is known as command queuing. Command queuing enables the hard drive to execute multiple commands in parallel, improving overall performance and reducing latency.
Another important feature of the Ultra-320 SCSI interface is its compatibility with earlier SCSI versions. Devices that use earlier SCSI versions can be connected to an Ultra-320 SCSI interface, although the data transfer rates will be limited to the maximum speed of the slower SCSI interface.
Installation and Configuration ProcessThe installation and configuration process for the BD3008856C HP 300GB 10K RPM Ultra-320 SCSI 80-Pin LVD Hot Swap 3.5-inch internal hard drive can vary depending on the system and the operating system being used. However, the following general steps should give you an idea of what to expect:
- Power down the system - Before installing the new hard drive, power down the system and unplug it from the power source.
- Open the system case - Remove the case cover to gain access to the drive bays.
- Locate an available drive bay - Identify an available 3.5-inch drive bay that supports Ultra-320 SCSI and has an available hot-swap tray or carrier.
- Mount the drive - If the drive does not come with a carrier or tray, install the hard drive into the carrier or tray and then slide the carrier into the drive bay. Secure the carrier or tray into place.
- Connect the SCSI interface cable - Connect one end of the Ultra-320 SCSI interface cable to the hard drive and the other end to the SCSI host adapter or the system's SCSI backplane.
- Power on the system - Power on the system and enter the system BIOS to ensure that the drive is recognized by the system. If the drive is not recognized, you may need to configure the system BIOS or the SCSI host adapter settings to detect the drive.
- Format the drive - Once the system recognizes the drive, format it using the operating system's disk management utility. Follow the prompts to create partitions and assign drive letters.
- Configure RAID (if applicable) - If the drive is part of a RAID (Redundant Array of Independent Disks) configuration, you may need to configure the RAID using the RAID controller's utility or the operating system's disk management utility.
- Test the drive - After the drive is formatted and configured, test it to ensure that it is functioning properly. You can use various disk utility programs to perform read and write tests, check the drive's SMART status, and monitor its performance.
General Information
- Manufacturer: HP
- MPN : BD3008856C
- Type: Hard Drive(HDD)
- Sub-Type: Ultra-320 SCSI
- SKU : BD3008856C
Performance
- Product Type: Internal Hard Drive
- Form Factor: 3.5-inch
- Capacity: 300 GB
- Spindle Speed: 10K RPM
- Drive Interface Type: Ultra-320 SCSI
- Connector Type: 80-Pin
Dimension and Weight
- Width: 4 Inch
- Depth: 5.8 Inch
- Height: 1 Inch
- Weight: 1.52 LBS
About Refurbished Products
Warranty
ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.
What does ALLHDD.Com warranty cover?
30-days to 3 years warranty:
Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.
What is not covered by our warranty?
The reason why our warranty does not cover any problem caused by the following conditions:
(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;
(b) any misuse outside the instructions in the user manual for any specific product;
(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.
What is the Manufacturer/Brand Warranty?
In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).
For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
Final Sale items are non-returnable/refundable in any situation. Any question? please ask our team before the shipment.
Important notes:
We can provide additional warranty service/support for any product you purchase from us if you need additional warranty coverage before finalizing the order from ALLHDD.Com. You need to ask in live chat/help or call us for more information.
Individual product warranty mentioned on each item product description page/detail page.
Free Technical support on purchased items, our expert consultancy over the phone, by email, by live chat, or by remote login.
Delivery
Shipping Options and Estimated Delivery Time
UPS Shipping Options:
FREE UPS® Ground (Free shipping to all orders for 48 states!)
Estimated delivery time: 4-7 business days
UPS 3 Day Select®
Estimated delivery time: 3 business days
UPS 2nd Day Air®
Estimated delivery time: 1-2 business days, Delivery by 10:30 AM or 2:00 PM
UPS Next Day Air® Standard Overnight
Estimated delivery time: Overnight 2-5 PM, Standard Overnight Delivery.
UPS Next Day Air® - Priority Overnight
Estimated delivery time: Overnight Delivery (Next Business Day) Delivery by 10:30 AM or 12:00 PM
UPS Next Day Air® First Overnight - Early A.M
Estimated delivery time: Overnight 8:00 AM, Early morning, overnight delivery for your time-critical shipments.
UPS® First Overnight - Saturday
Estimated delivery time: Overnight 8:30 AM – Saturday
FedEx Shipping Options:
FedEx Ground®
Estimated delivery time: (4–7 business days in the contiguous 48 states)
*For residential delivery via FedEx Ground use FedEx Home Delivery®
Estimated delivery time: 4−7 business days, based on the distance to the destination.
FedEx Express Saver®
Estimated delivery time: 3 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states (except Hawaii and Alaska)
FedEx 2Day®
Estimated delivery time: 2 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states
FedEx Standard Overnight®
Estimated delivery time: Next-business-day (by 4:30 PM to U.S. businesses and by 8:00 PM to residences)
Available throughout all 50 states (Hawaii is outbound only)
FedEx Priority Overnight®
Estimated delivery time: Next-business-day (by 10:30 PM to U.S. businesses, noon to most residences)
Available throughout all 50 states
FedEx First Overnight®
Estimated delivery time: Next-business-day (by 8:30 or 9 AM to most areas)
Available throughout all 50 states
Worldwide Shipping Options:
UPS®/FedEx® International Economy
Estimated delivery time: 4-7 business days
UPS®/FedEx® International Priority
Estimated delivery time: 2-4 business days
UPS®/FedEx® Ground Shipping Canada
Estimated delivery time: 5-8 business days
Important notes:
- The processing of orders with Ground Shipping can take up to 24-48 hours. But we try to process all orders the same day.
- We are not responsible for weather problems that may affect the delivery of goods by carriers. We cannot guarantee the exact delivery time, regardless of the carriers' claims.
- If you have any specific delivery time requirements, please contact our customer support and someone from our customer service team will be able to help you.
- You can estimate the shipping cost from the products detail page, also available on the checkout page
- The shipping cost depends on box dimensions, weight, and zip/postal code
- To get a FedEx® delivery service you need to mention it on the checkout page notebox.
- For urgent shipments, please contact our customer service.
- Shipping cut off 4:00 PM (Monday-Friday) and available blind drop shipment.
