{"product_id":"fanuc-pcb-board-for-0i-b-0i-mate-b-16i-18i-21i-a20b-2100-0691","title":"Fanuc PCB Board for 0i-B\/ 0i Mate-B\/ 16i\/ 18i\/ 21i A20B-2100-0691","description":"\u003ch3 data-end=\"335\" data-start=\"277\"\u003e📌 \u003cstrong data-end=\"333\" data-start=\"284\"\u003eFANUC A20B‑2100‑0691 — General Classification\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-end=\"692\" data-start=\"336\"\u003eThis part number belongs to the \u003cstrong data-end=\"394\" data-start=\"368\"\u003eFANUC A20B‑2100 series\u003c\/strong\u003e, which is a family of \u003cstrong data-end=\"459\" data-start=\"417\"\u003einternal printed circuit boards (PCBs)\u003c\/strong\u003e used in CNC control electronics and operator panel interface modules. Boards in this family generally handle \u003cstrong data-end=\"646\" data-start=\"569\"\u003econtrol logic, I\/O interfacing, panel communication, or signal processing\u003c\/strong\u003e inside the CNC controller or panel cabinet.\u003c\/p\u003e\n\u003cp data-end=\"1017\" data-start=\"694\"\u003eParts in this series (e.g., \u003cstrong data-end=\"740\" data-start=\"722\"\u003eA20B‑2100‑0421\u003c\/strong\u003e, \u003cstrong data-end=\"760\" data-start=\"742\"\u003eA20B‑2100‑0761\u003c\/strong\u003e, etc.) are typically described as \u003cstrong data-end=\"822\" data-start=\"795\"\u003eOperator Panel I\/O PCBs\u003c\/strong\u003e or similar control interface boards — meaning they provide \u003cstrong data-end=\"953\" data-start=\"882\"\u003ecommunication between operator panels and the main controller logic\u003c\/strong\u003e within FANUC CNC systems. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"1043\" data-start=\"1019\"\u003e⚙️ Likely Function\u003c\/h3\u003e\n\u003cp data-end=\"1193\" data-start=\"1044\"\u003eWhile \u003cstrong data-end=\"1095\" data-start=\"1050\"\u003especific documentation for A20B‑2100‑0691\u003c\/strong\u003e wasn’t found publicly, FANUC parts with adjacent numbers in the \u003cstrong data-end=\"1168\" data-start=\"1160\"\u003e2100\u003c\/strong\u003e sequence are commonly:\u003c\/p\u003e\n\u003cul data-end=\"1523\" data-start=\"1194\"\u003e\n\u003cli data-end=\"1370\" data-start=\"1194\"\u003e\n\u003cp data-end=\"1370\" data-start=\"1196\"\u003e\u003cstrong data-end=\"1235\" data-start=\"1196\"\u003eOperator Panel I\/O interface boards\u003c\/strong\u003e — linking the operator control panel (buttons, display signals) to the controller’s backplane. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1523\" data-start=\"1371\"\u003e\n\u003cp data-end=\"1523\" data-start=\"1373\"\u003e\u003cstrong data-end=\"1404\" data-start=\"1373\"\u003eInternal control logic PCBs\u003c\/strong\u003e — processing panel inputs\/outputs and communicating with the CPU and I\/O system. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1551\" data-start=\"1525\"\u003e🛠 Typical Use Cases\u003c\/h3\u003e\n\u003cul data-end=\"1889\" data-start=\"1552\"\u003e\n\u003cli data-end=\"1638\" data-start=\"1552\"\u003e\n\u003cp data-end=\"1638\" data-start=\"1554\"\u003eInstalled inside the \u003cstrong data-end=\"1598\" data-start=\"1575\"\u003eCNC control cabinet\u003c\/strong\u003e as part of the logic\/interface stack.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1794\" data-start=\"1639\"\u003e\n\u003cp data-end=\"1794\" data-start=\"1641\"\u003eWorks with older FANUC control platforms (e.g., Series 15\/16\/18\/21 controllers), where modular PCBs connect operator panel hardware with control logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1889\" data-start=\"1795\"\u003e\n\u003cp data-end=\"1889\" data-start=\"1797\"\u003eHelps translate operator panel signals (keys, indicators) into data the CNC CPU processes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1905\" data-start=\"1891\"\u003e🧠 Notes\u003c\/h3\u003e\n\u003cul data-end=\"2163\" data-start=\"1906\"\u003e\n\u003cli data-end=\"2020\" data-start=\"1906\"\u003e\n\u003cp data-end=\"2020\" data-start=\"1908\"\u003eParts in this family are often \u003cstrong data-end=\"1964\" data-start=\"1939\"\u003esold used\/refurbished\u003c\/strong\u003e due to the legacy nature of the equipment they serve.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2163\" data-start=\"2021\"\u003e\n\u003cp data-end=\"2163\" data-start=\"2023\"\u003ePrecise function, pinout, and compatibility are best confirmed via the \u003cstrong data-end=\"2162\" data-start=\"2094\"\u003especific machine’s service manual or FANUC support documentation\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JJAutomation","offers":[{"title":"New","offer_id":44731974975624,"sku":"A20B-2100-0691","price":0.0,"currency_code":"INR","in_stock":true},{"title":"Used \/ Refurbished","offer_id":46109838377096,"sku":"A20B-2100-0691","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-2026-01-28T143624.151_3af85a7d-0ffd-45a2-807c-2a8e51c97901.jpg?v=1769591429","url":"https:\/\/jjautomation.in\/products\/fanuc-pcb-board-for-0i-b-0i-mate-b-16i-18i-21i-a20b-2100-0691","provider":"JJAutomation","version":"1.0","type":"link"}