{"product_id":"fanuc-sub-cpu-board-for-16i-18i-21i-a20b-8002-0190-copy","title":"Fanuc RISC board for 16i\/ 18i\/ 21i A20B-8002-0040","description":"\u003cp data-start=\"0\" data-end=\"142\"\u003e\u003cstrong data-start=\"0\" data-end=\"18\"\u003eA20B-8002-0040\u003c\/strong\u003e is a \u003cstrong data-start=\"24\" data-end=\"55\"\u003eprinted circuit board (PCB)\u003c\/strong\u003e used inside 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=\"144\" data-end=\"147\"\u003e\n\u003ch3 data-start=\"149\" data-end=\"173\"\u003e📌 Basic Information\u003c\/h3\u003e\n\u003cul data-start=\"174\" data-end=\"424\"\u003e\n\u003cli data-start=\"174\" data-end=\"213\"\u003e\n\u003cp data-start=\"176\" data-end=\"213\"\u003e\u003cstrong data-start=\"176\" data-end=\"192\"\u003ePart Number:\u003c\/strong\u003e \u003cstrong data-start=\"193\" data-end=\"211\"\u003eA20B-8002-0040\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"214\" data-end=\"259\"\u003e\n\u003cp data-start=\"216\" data-end=\"259\"\u003e\u003cstrong data-start=\"216\" data-end=\"225\"\u003eType:\u003c\/strong\u003e \u003cstrong data-start=\"226\" data-end=\"257\"\u003ePrinted Circuit Board (PCB)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"260\" data-end=\"307\"\u003e\n\u003cp data-start=\"262\" data-end=\"307\"\u003e\u003cstrong data-start=\"262\" data-end=\"275\"\u003eCategory:\u003c\/strong\u003e \u003cstrong data-start=\"276\" data-end=\"305\"\u003eControl \/ Interface Board\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"308\" data-end=\"424\"\u003e\n\u003cp data-start=\"310\" data-end=\"424\"\u003e\u003cstrong data-start=\"310\" data-end=\"322\"\u003eUsed In:\u003c\/strong\u003e FANUC CNC controllers (commonly \u003cstrong data-start=\"355\" data-end=\"387\"\u003eSeries 0 \/ 0i \/ 16 \/ 18 \/ 21\u003c\/strong\u003e, depending on machine configuration)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"426\" data-end=\"429\"\u003e\n\u003ch3 data-start=\"431\" data-end=\"452\"\u003e⚙️ Main Functions\u003c\/h3\u003e\n\u003cp data-start=\"453\" data-end=\"573\"\u003eThe \u003cstrong data-start=\"457\" data-end=\"475\"\u003eA20B-8002-0040\u003c\/strong\u003e board is used for \u003cstrong data-start=\"494\" data-end=\"572\"\u003einternal signal processing and communication within the CNC control system\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"575\" data-end=\"597\"\u003eTypical roles include:\u003c\/p\u003e\n\u003cul data-start=\"599\" data-end=\"783\"\u003e\n\u003cli data-start=\"599\" data-end=\"639\"\u003e\n\u003cp data-start=\"601\" data-end=\"639\"\u003e\u003cstrong data-start=\"601\" data-end=\"639\"\u003eProcessing machine control signals\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"640\" data-end=\"690\"\u003e\n\u003cp data-start=\"642\" data-end=\"690\"\u003e\u003cstrong data-start=\"642\" data-end=\"690\"\u003eData communication between CNC system boards\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"691\" data-end=\"733\"\u003e\n\u003cp data-start=\"693\" data-end=\"733\"\u003e\u003cstrong data-start=\"693\" data-end=\"717\"\u003eInterface management\u003c\/strong\u003e between modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"734\" data-end=\"783\"\u003e\n\u003cp data-start=\"736\" data-end=\"783\"\u003eSupporting \u003cstrong data-start=\"747\" data-end=\"783\"\u003eoverall CNC controller operation\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"785\" data-end=\"788\"\u003e\n\u003ch3 data-start=\"790\" data-end=\"818\"\u003e🧩 Installation Location\u003c\/h3\u003e\n\u003cp data-start=\"819\" data-end=\"852\"\u003eThis board is normally installed:\u003c\/p\u003e\n\u003cul data-start=\"854\" data-end=\"986\"\u003e\n\u003cli data-start=\"854\" data-end=\"890\"\u003e\n\u003cp data-start=\"856\" data-end=\"890\"\u003eInside the \u003cstrong data-start=\"867\" data-end=\"890\"\u003eCNC control cabinet\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"891\" data-end=\"935\"\u003e\n\u003cp data-start=\"893\" data-end=\"935\"\u003eOn the \u003cstrong data-start=\"900\" data-end=\"935\"\u003emain control rack \/ motherboard\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"936\" data-end=\"986\"\u003e\n\u003cp data-start=\"938\" data-end=\"986\"\u003eConnected through the \u003cstrong data-start=\"960\" data-end=\"986\"\u003eFANUC backplane system\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"988\" data-end=\"991\"\u003e\n\u003ch3 data-start=\"993\" data-end=\"1012\"\u003e🔎 Board Series\u003c\/h3\u003e\n\u003cp data-start=\"1013\" data-end=\"1115\"\u003eThe \u003cstrong data-start=\"1017\" data-end=\"1030\"\u003eA20B-8002\u003c\/strong\u003e PCB series includes multiple internal boards used in FANUC CNC systems, for example:\u003c\/p\u003e\n\u003cul data-start=\"1117\" data-end=\"1158\"\u003e\n\u003cli data-start=\"1117\" data-end=\"1137\"\u003e\n\u003cp data-start=\"1119\" data-end=\"1137\"\u003e\u003cstrong data-start=\"1119\" data-end=\"1137\"\u003eA20B-8002-0040\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1138\" data-end=\"1158\"\u003e\n\u003cp data-start=\"1140\" data-end=\"1158\"\u003e\u003cstrong data-start=\"1140\" data-end=\"1158\"\u003eA20B-8002-0190\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1160\" data-end=\"1286\"\u003eDifferences between models usually involve \u003cstrong data-start=\"1203\" data-end=\"1285\"\u003ehardware revisions, firmware compatibility, or machine-specific configurations\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"1288\" data-end=\"1291\"\u003e\n\u003cp data-start=\"1293\" data-end=\"1447\"\u003e✅ \u003cstrong data-start=\"1295\" data-end=\"1318\"\u003eSimple explanation:\u003c\/strong\u003e\u003cbr data-start=\"1318\" data-end=\"1321\"\u003e\u003cstrong data-start=\"1321\" data-end=\"1444\"\u003eA20B-8002-0040 = FANUC internal CNC control PCB used for signal processing and communication inside the CNC controller.\u003c\/strong\u003e 🔧\u003c\/p\u003e","brand":"JJAutomation","offers":[{"title":"Default Title","offer_id":44876134252680,"sku":"A20B-8002-0190","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-2026-03-09T174730.456.jpg?v=1773058657","url":"https:\/\/jjautomation.in\/products\/fanuc-sub-cpu-board-for-16i-18i-21i-a20b-8002-0190-copy","provider":"JJAutomation","version":"1.0","type":"link"}