Technical Support Request: Razer Basilisk V3 X HyperSpeed - Chronic Disconnection Issue
Device Information:
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Model: Razer Basilisk V3 X HyperSpeed (AA Battery version).
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Connection Type: 2.4GHz Wireless (HyperSpeed Dongle).
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Condition: Used for a long period (not a new unit).
Problem Description: The mouse experiences sudden disconnections. It works normally for a few seconds or minutes and then stops responding entirely. Crucially, toggling the physical power switch (OFF/ON) restores functionality immediately, but the failure repeats shortly after. Razer Synapse reports full battery life, yet the device ceases to transmit signal regardless of the reported charge.
Troubleshooting Steps Taken (Summary of exhaustive testing):
1. Software & Driver Diagnostics:
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Razer Synapse: Full reinstallation performed. Firmware checked and reported as up to date.
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Windows Environment: Performed a deep clean of "Ghost Drivers" in Device Manager (Show hidden devices -> Uninstalled all inactive HID-compliant mice and USB Root Hubs).
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Power Management: Disabled "USB Selective Suspend" in Windows Power Options. Unchecked "Allow the computer to turn off this device to save power" in the properties of all USB Hubs.
2. Hardware & Physical Testing:
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Battery: Tested with multiple brand-new alkaline batteries.
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Physical Contacts: Cleaned the battery terminals (spring and positive contact) with isopropyl alcohol to rule out voltage drops due to oxidation or debris.
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USB Ports: Tested across different ports (USB 2.0 vs 3.0, front panel vs. rear motherboard IO).
3. BIOS/UEFI Level Testing (ASUS Motherboard):
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Critical Finding: The mouse exhibits the exact same failure inside the BIOS menu. It freezes after a few seconds of movement and only revives after a physical power cycle (OFF/ON).
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BIOS Configuration: Reset BIOS to "Optimized Defaults" (F5). Verified that ErP Ready, XHCI Hand-off, and Legacy USB Support settings do not resolve the issue.
Diagnostic Conclusion: Since the failure persists in a pre-OS environment (BIOS), all Windows-related driver issues are ruled out. The "fix" provided by a physical power cycle suggests an internal hardware failure, likely related to:
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Faulty 2.4GHz Dongle: Potential overheating or synchronization loss at the chip level.
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Internal Power Delivery: A failing capacitor or power management IC within the mouse that triggers a shutdown/freeze under load.
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Radio Frequency Interference: Though tested in multiple environments, the 2.4GHz band might be failing.
Request: Given that the device is out of its initial software-fixable state, I am seeking technical guidance on whether this is a known end-of-life behavior for the Basilisk V3 X or if there is a specific firmware recovery tool that can be flashed outside of Synapse.