{"product_id":"fanuc-motherboard-for-21i-a20b-8100-0665","title":"Fanuc Motherboard for 21i A20B-8100-0665","description":"\u003cp data-start=\"0\" data-end=\"138\"\u003e\u003cstrong data-start=\"0\" data-end=\"18\"\u003eA20B-8100-0665\u003c\/strong\u003e is a \u003cstrong data-start=\"24\" data-end=\"55\"\u003eprinted circuit board (PCB)\u003c\/strong\u003e used in CNC control systems manufactured by \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eFANUC\u003c\/span\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003chr data-start=\"140\" data-end=\"143\"\u003e\n\u003ch3 data-start=\"145\" data-end=\"169\"\u003e📌 Basic Information\u003c\/h3\u003e\n\u003cul data-start=\"170\" data-end=\"428\"\u003e\n\u003cli data-start=\"170\" data-end=\"209\"\u003e\n\u003cp data-start=\"172\" data-end=\"209\"\u003e\u003cstrong data-start=\"172\" data-end=\"188\"\u003ePart Number:\u003c\/strong\u003e \u003cstrong data-start=\"189\" data-end=\"207\"\u003eA20B-8100-0665\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"210\" data-end=\"255\"\u003e\n\u003cp data-start=\"212\" data-end=\"255\"\u003e\u003cstrong data-start=\"212\" data-end=\"221\"\u003eType:\u003c\/strong\u003e \u003cstrong data-start=\"222\" data-end=\"253\"\u003ePrinted Circuit Board (PCB)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"256\" data-end=\"312\"\u003e\n\u003cp data-start=\"258\" data-end=\"312\"\u003e\u003cstrong data-start=\"258\" data-end=\"271\"\u003eCategory:\u003c\/strong\u003e \u003cstrong data-start=\"272\" data-end=\"310\"\u003eInternal Control \/ Interface Board\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"313\" data-end=\"428\"\u003e\n\u003cp data-start=\"315\" data-end=\"428\"\u003e\u003cstrong data-start=\"315\" data-end=\"327\"\u003eUsed In:\u003c\/strong\u003e FANUC CNC controllers (commonly \u003cstrong data-start=\"360\" data-end=\"391\"\u003eSeries 0i \/ 16i \/ 18i \/ 21i\u003c\/strong\u003e, depending on machine configuration)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"430\" data-end=\"433\"\u003e\n\u003ch3 data-start=\"435\" data-end=\"456\"\u003e⚙️ Main Functions\u003c\/h3\u003e\n\u003cp data-start=\"457\" data-end=\"577\"\u003eThe \u003cstrong data-start=\"461\" data-end=\"479\"\u003eA20B-8100-0665\u003c\/strong\u003e board is used for \u003cstrong data-start=\"498\" data-end=\"576\"\u003einternal communication and signal processing within the CNC control system\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"579\" data-end=\"605\"\u003eTypical functions include:\u003c\/p\u003e\n\u003cul data-start=\"607\" data-end=\"814\"\u003e\n\u003cli data-start=\"607\" data-end=\"653\"\u003e\n\u003cp data-start=\"609\" data-end=\"653\"\u003e\u003cstrong data-start=\"609\" data-end=\"653\"\u003eCommunication between CNC control boards\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"654\" data-end=\"700\"\u003e\n\u003cp data-start=\"656\" data-end=\"700\"\u003e\u003cstrong data-start=\"656\" data-end=\"700\"\u003eSignal processing for machine operations\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"701\" data-end=\"760\"\u003e\n\u003cp data-start=\"703\" data-end=\"760\"\u003e\u003cstrong data-start=\"703\" data-end=\"727\"\u003eInterface management\u003c\/strong\u003e between different system modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"761\" data-end=\"814\"\u003e\n\u003cp data-start=\"763\" data-end=\"814\"\u003eSupporting \u003cstrong data-start=\"774\" data-end=\"814\"\u003eoverall CNC controller functionality\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"816\" data-end=\"819\"\u003e\n\u003ch3 data-start=\"821\" data-end=\"849\"\u003e🧩 Installation Location\u003c\/h3\u003e\n\u003cp data-start=\"850\" data-end=\"883\"\u003eThis board is normally installed:\u003c\/p\u003e\n\u003cul data-start=\"885\" data-end=\"1029\"\u003e\n\u003cli data-start=\"885\" data-end=\"921\"\u003e\n\u003cp data-start=\"887\" data-end=\"921\"\u003eInside the \u003cstrong data-start=\"898\" data-end=\"921\"\u003eCNC control cabinet\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"922\" data-end=\"966\"\u003e\n\u003cp data-start=\"924\" data-end=\"966\"\u003eOn the \u003cstrong data-start=\"931\" data-end=\"966\"\u003emain control rack \/ motherboard\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"967\" data-end=\"1029\"\u003e\n\u003cp data-start=\"969\" data-end=\"1029\"\u003eConnected to other FANUC boards via the \u003cstrong data-start=\"1009\" data-end=\"1029\"\u003esystem backplane\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1031\" data-end=\"1034\"\u003e\n\u003ch3 data-start=\"1036\" data-end=\"1057\"\u003e🔎 Related Boards\u003c\/h3\u003e\n\u003cp data-start=\"1058\" data-end=\"1124\"\u003eThe \u003cstrong data-start=\"1062\" data-end=\"1091\"\u003eA20B-8100-066x PCB series\u003c\/strong\u003e includes several similar models:\u003c\/p\u003e\n\u003cul data-start=\"1126\" data-end=\"1251\"\u003e\n\u003cli data-start=\"1126\" data-end=\"1146\"\u003e\n\u003cp data-start=\"1128\" data-end=\"1146\"\u003e\u003cstrong data-start=\"1128\" data-end=\"1146\"\u003eA20B-8100-0660\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1147\" data-end=\"1167\"\u003e\n\u003cp data-start=\"1149\" data-end=\"1167\"\u003e\u003cstrong data-start=\"1149\" data-end=\"1167\"\u003eA20B-8100-0661\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1168\" data-end=\"1188\"\u003e\n\u003cp data-start=\"1170\" data-end=\"1188\"\u003e\u003cstrong data-start=\"1170\" data-end=\"1188\"\u003eA20B-8100-0662\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1189\" data-end=\"1209\"\u003e\n\u003cp data-start=\"1191\" data-end=\"1209\"\u003e\u003cstrong data-start=\"1191\" data-end=\"1209\"\u003eA20B-8100-0663\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1210\" data-end=\"1230\"\u003e\n\u003cp data-start=\"1212\" data-end=\"1230\"\u003e\u003cstrong data-start=\"1212\" data-end=\"1230\"\u003eA20B-8100-0664\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1231\" data-end=\"1251\"\u003e\n\u003cp data-start=\"1233\" data-end=\"1251\"\u003e\u003cstrong data-start=\"1233\" data-end=\"1251\"\u003eA20B-8100-0665\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1253\" data-end=\"1380\"\u003eThese are typically \u003cstrong data-start=\"1273\" data-end=\"1321\"\u003ehardware revisions or configuration variants\u003c\/strong\u003e of the same board family used in different machine setups.\u003c\/p\u003e\n\u003chr data-start=\"1382\" data-end=\"1385\"\u003e\n\u003cp data-start=\"1387\" data-end=\"1541\"\u003e✅ \u003cstrong data-start=\"1389\" data-end=\"1412\"\u003eSimple explanation:\u003c\/strong\u003e\u003cbr data-start=\"1412\" data-end=\"1415\"\u003e\u003cstrong data-start=\"1415\" data-end=\"1538\"\u003eA20B-8100-0665 = FANUC internal CNC control PCB used for communication and signal processing inside the CNC controller.\u003c\/strong\u003e 🔧\u003c\/p\u003e","brand":"JJAutomation","offers":[{"title":"New","offer_id":44871207649416,"sku":"A20B-8100-0665","price":0.0,"currency_code":"INR","in_stock":true},{"title":"Used \/ Refurbished","offer_id":46109851648136,"sku":"A20B-8100-0665","price":0.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/1903\/3224\/files\/WhatsAppImage2025-10-18at1.47.49PM-2026-03-07T124621.847.jpg?v=1772867787","url":"https:\/\/jjautomation.in\/products\/fanuc-motherboard-for-21i-a20b-8100-0665","provider":"JJAutomation","version":"1.0","type":"link"}