{"product_id":"antminer-s19j-beaglebone-black-control-board-s19jpro","title":"Antminer S19J S19jPro BeagleBone Black Control Board","description":"\u003ch2\u003eAntminer S19J \/ S19J Pro BeagleBone Black Control Board\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eBeagleBone Black (BB) control board\u003c\/strong\u003e is a new replacement for the \u003cstrong\u003eAntminer S19J and S19J Pro\u003c\/strong\u003e. It is the \u003cstrong\u003eupper control board\u003c\/strong\u003e that handles hashboard communication, pool connectivity, firmware execution and the miner's web management interface. \u003cstrong\u003eIO board not included\u003c\/strong\u003e — this is the BB processor board only. Default version ships as S19J; custom versions available on request.\u003c\/p\u003e\n\u003ch3\u003eWhen to Replace the BeagleBone Board\u003c\/h3\u003e\n\u003cp\u003eA failed BB control board causes the miner to stop booting, lose network connectivity, or fail to detect hashboards. Common causes include corrupted firmware flash, failed Ethernet PHY, damaged voltage regulator, or physical connector damage. If reflashing firmware does not resolve the issue, the BB board itself needs replacement. Swapping it is faster and more cost-effective than component-level repair on the processor board.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003ePower off the miner and disconnect all cables from the existing control board — data ribbons from each hashboard, PSU control cable and Ethernet. Remove the BB board from the IO board assembly. Install the replacement BB board onto the IO board, reconnect all cables and power on. Configure network settings and pool credentials through the web interface. All hashboards should be detected within minutes.\u003c\/p\u003e\n\u003ch4\u003eS19J BeagleBone Control Board Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 6px 12px;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"text-align: left; padding: 6px 12px;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eBeagleBone Black (BB) control board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eScope\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eUpper board only (IO board not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eDefault Version\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eS19J (custom available)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eCompatible Miners\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eAntminer S19J, S19J Pro\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eCondition\u003c\/td\u003e\n\u003ctd style=\"text-align: left; padding: 6px 12px;\"\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eRelated Antminer Control Boards\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/antminer-s19j-s19jpro-bitmain-control-board-beaglebone-motherboard-replacement\"\u003eS19J \/ S19J Pro Full Control Board (BB + IO)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/antminer-s17-s19-control-board-replacement-bitmain-motherboard\"\u003eAntminer S17 \/ S19 Control Board Replacement\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/antminer-z15-control-board-replacement-bitmain-motherboard\"\u003eAntminer Z15 Control Board Replacement\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bitmain-antminer-cvitek-cv1835-control-board-s19kpro-s19jxp-t21-ks5-ks3-x5-crypto-miner\"\u003eCVITEK CV1835 Control Board – S19K Pro \/ T21 \/ KS5\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed control boards for S19J fleet maintenance? \u003ca href=\"mailto:contact@lys-sz.com\"\u003eContact us at contact@lys-sz.com\u003c\/a\u003e for availability and volume pricing.\u003c\/p\u003e\n\u003cp\u003eWorldwide shipping from our Shenzhen warehouse.\u003c\/p\u003e","brand":"LYS Shenzhen","offers":[{"title":"Default Title","offer_id":42673614160051,"sku":null,"price":22.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/6710\/4179\/files\/Antminer-S19J-Beagle-Bone-Black-Control-Board-S19JPro.webp?v=1745410659","url":"https:\/\/lys-sz.com\/products\/antminer-s19j-beaglebone-black-control-board-s19jpro","provider":"LYS Shenzhen","version":"1.0","type":"link"}