HARMAN Anytime Help Center

I-Tech 4X3500HD BCA Engine Failures due to LDO Voltage Regulator

Published May 7th, 2026 by Guy Minervini

Brand: Crown Affected Products: I-Tech 4x3500HDB I-Tech 4x3500HDS Summary: 4x3500HD BCA Engines may fail unexpectedly when turned on, especially if the output is shorted or otherwise stressed. All four channels may show a fault or clip warning. These failures were due to a manufacturer change to the LDO Voltage Regulator on the BCA Engine Main boar

Crown 4 Digit Date Codes

Published June 10th, 2026 by Guy Minervini

Brand: Crown Models: Older Crown models with six digit serial numbers, including but not limited to: CTS series D series Micro-Tech and Macro-Tech series Many others Newer Crown models: DCi Drivecore Analog Series: DCi2x300, DCi2x600, DCi2x1250, DCi4x300, DCi4x600, DCi4x1250, DCi8x300, DCi8x600 DCi Drivecore Dante Series: DCi4x300DA, DCi4x600DA, DC

I-Tech 4x3500HD Intermittent Startup Issue During Operation

Published June 1st, 2026 by Guy Minervini

Brand: Crown Affected Products: I-Tech 4x3500HDB I-Tech 4x3500HDS Summary: I-Tech 4x3500HD amplifiers intermittently restart during operation, causing temporary audio loss, particularly when using specific JBL presets such as A8 and A12. Troubleshooting: Check AC voltage and power. Check Processing Sample Rate - confirm it has not been changed from

How to Route CobraNet Between I-Tech HD Amplifiers

Published July 22nd, 2026 by Guy Minervini

Brand: Crown Models: 4x3500HDS, 4x3500HDB IT12000HD, IT9000HD, IT5000HD CTS600USP4CN, CTS1200USP4CN, CTS2000USP4CN, CTS3000USP4CN Overview: I-Tech HD amplifiers, and also the older CTS amplifiers with PIP-USP4/CN cards, may be setup similarly as an audio source to CobraNet using the Foldback settings in the CobraNet Advanced Settings or Output Confi

4x3500HD Dual Mode Preset Recall Does Not Exit Bridge Mode

Published May 6th, 2026 by Guy Minervini

Brand: Crown Summary: On Crown 4x3500HD amplifiers, recalling a preset from the front panel may fail to switch outputs from bridge mode back to dual (unbridged) mode. This can occur after the amplifier has been configured in bridge mode using Audio Architect and then operated without the software running. Escalation Ticket: TSC-00463748-ESC001 JIRA

DSi 2.0 Feature Update - Install Market

Published April 1st, 2026 by Guy Minervini

Brands: Crown JBL Models: SA4 MA4 LA4 SA4-D MA4-D LA4-D FEATURE UPDATE - INSTALL MARKET November 2024 Summary: JBL DSi2.0 Firmware version 1.1.14.1 helps customers to use DSI 2.0 amplifiers for a broader range of applications. This update adds JBL Speaker Tunings for the Install, PPA and Record and Broadcast range of loudspeakers in addition to the

ComTech D Series Amplifiers: Dante Network Setup and Best Practices

Published April 21st, 2026 by Guy Minervini

Brand: Crown Models: CTD-2125 CTD-4125 CTD-8125 Overview: ComTech D Series amplifiers support Dante® audio networking and multiple Ethernet operating modes. Each amplifier includes two physical Ethernet connectors identified as Port A and Port B. Selecting the appropriate network mode and understanding port behavior helps ensure reliable audio p

How to Manually Add or Remove a Firmware File in Audio Architect

Published February 25th, 2026 by Guy Minervini

Brand: AKG BSS Crown dbx JBL Models: All devices supported in HiQnet Audio Architect. Question: Where are firmware files stored in Audio Architect? Answer: Firmware Files Location: The firmware files are stored in a subdirectory of Audio Architect, the FirmwareUpdates folder. This folder is located at C:\Program Files\Audio Architect<version