Condition: Seller Refurbished

This Viavi OneExpert ONX-580 is a fully refurbished DSL and broadband access network test set supplied with the following software options active and licensed:

• Bluetooth
• DSL Bonded
• HPNA
• IP Video
• Mobile
• Resistive Fault Locator
• Transmission Impairments
• TrueSpeed
• VoIP
• VoIP MOS

Supplied as pictured. No additional accessories or leads are included.

The images provided are of the actual item you will receive. Please review them carefully for the cosmetic condition and what is included in the sale.

The Viavi (formerly JDSU) OneExpert ONX-580 is a comprehensive copper and DSL access network test solution designed for telecommunications field engineers and service providers. It combines advanced broadband testing, fault location, and service qualification into a single handheld platform, supporting the full range of DSL technologies including ADSL, VDSL2, G.fast, and bonded variants.

The ONX-580 enables technicians to qualify, install, and troubleshoot copper access lines with confidence, offering end-to-end service testing from the central office to the customer premises. TrueSpeed capability allows accurate throughput testing that reflects real-world customer experience, while the integrated Resistive Fault Locator speeds up copper fault diagnosis in the field.

Key Specifications:
Platform: OneExpert ONX-580
Manufacturer: Viavi Solutions (formerly JDSU)
DSL Standards Supported: ADSL, ADSL2, ADSL2+, VDSL2, G.fast, Bonded DSL
Copper Testing: TDR, resistance, capacitance, noise, SNR, attenuation
Fault Location: Resistive Fault Locator (RFL)
Service Testing: VoIP, VoIP MOS, IP Video, Mobile, HPNA
Throughput Testing: TrueSpeed (real-world broadband speed)
Transmission Impairments: Yes
Connectivity: Bluetooth
Form Factor: Handheld, ruggedised field test unit
Display: Colour touchscreen
Power: Rechargeable battery pack
Manufacturer Website: www.viavisolutions.com

Shipping & Returns Policy

Shipping Policy

• Processing Time: Orders are typically processed and dispatched within 1 business day.
• Shipping Methods: We offer Expedited Shipping to all destinations using UPS/DHL/Fedex/Royal Mail and other reputable carriers.
• Shipping Times: Mainland UK: 1-2 Business Days / Mainland Europe and USA: 2-3 Business Days / Rest of the World 5-7 Business Days.
• Shipping Costs: These are calculated at checkout based on the shipping method, destination and package dimensions.
• CUSTOMS AND TAXES: It is YOUR responsibility to liaise with customs in your country and ensure your package is cleared and any taxes are paid.
• Shipping Destinations: We ship worldwide.
• Tracking: Once your order is shipped, we will provide you with a tracking number via email.
• Insurance: All shipments are insured. In case of damage, please contact us via email within 48 hours of receiving the product with photographic evidence, please also ensure a report is logged with the delivery driver.

Returns Policy

• Return Period: In the event of an item being received which is not as specified, you can return your purchase within 14 days of delivery.
• Condition of Items: Items must be returned unused and in their original packaging.
• Return Method: All returns must be notified in writing to hello@ttinstruments.com, and the email should include the order number, date and reason for return within 14 days of delivery.
• Restocking Fees: A restocking fee of up-to 20% is applicable for items returned for any reason other than not as specified.
• Refund Method: Refunds are processed to the original method of payment within 5 business days of receiving the return.
• Exchanges: We do not offer exchanges. It will either be a replacement or a refund.
• Return Shipping Costs: Return shipping costs will be borne by the customer unless the item is not as specified, in which case we will arrange a prepaid return label.