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$60
Onkyo TX-NR636 7.2 AV Receiver – Needs Repair
Posted about 9 hours ago in Spring Hill, FL
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Description
Selling an Onkyo TX-NR636 receiver that powers on but shows “CHECK SP WIRE” on the display. This is a common protection mode issue on Onkyo models — usually caused by: • Shorted surround channels • Failing output transistors • Internal amp board fault • Or a relay needing replacement Sold AS-IS for parts or repair. Condition • Turns on normally (see display photo) • All buttons, knobs, and display work • HDMI ports, speaker terminals, and rear panel all intact • Some normal cosmetic wear • No remote Model Features • 7.2 channel surround receiver • 4K passthrough • HDMI 2.0, HDCP 2.2 • Dolby TrueHD & DTS-HD MA • Wi-Fi, Bluetooth, Spotify Connect • Zone 2 audio • Dual subwoofer outputs • Plenty of analog & digital inputs Includes • Receiver • Power cable
Details
Condition
Used (normal wear)
Model
TX-NR636
Brand
Onkyo
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