{"product_id":"fanuc-a20b-8100-0135-18i-a-main-pcb","title":"FANUC A20B-8100-0135 Series 18i-A LCD-Mounted Main PCB","description":"\u003cp style=\"margin: 0 0 14px;\"\u003eThe \u003cstrong\u003eFANUC A20B-8100-0135\u003c\/strong\u003e is an \u003cstrong\u003eLCD-mounted motherboard and main control PCB\u003c\/strong\u003e for FANUC Series 18i-A CNC systems without the personal-computer function. It supports the CPU, axis control, display control, memory modules and external CNC interfaces.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003eFANUC documentation identifies A20B-8100-0135 as the Series 18i motherboard with hardware ID \u003cstrong\u003eC5\u003c\/strong\u003e. It is installed behind the LCD section of compatible 18i-A controls, but the CNC model, PCB revision and installed cards must be confirmed before replacement.\u003c\/p\u003e\n\u003ch4 style=\"margin: 32px 0 14px;\"\u003eA20B-8100-0135 Product Information\u003c\/h4\u003e\n\u003ctable cellpadding=\"10\" style=\"width: 100%; border-collapse: collapse; margin: 0 0 18px;\"\u003e\n\u003ccolgroup\u003e\n\u003ccol style=\"width: 34%;\"\u003e\n\u003ccol\u003e\n\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFANUC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel \/ MPN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eA20B-8100-0135\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLCD-mounted main PCB \/ motherboard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCNC Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFANUC Series 18i-A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eConfiguration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWithout personal-computer function\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHardware ID\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eC5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Connections\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCP1A 24VDC input \/ CP1B 24VDC output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDocumented CPU Cards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eA20B-3300-0050 Pentium; A20B-3300-0070 486DX2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eMain Interfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFSSB, MDI, RS-232C, I\/O Link, video, F-BUS and serial spindle\/position coder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelated Main Boards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eA20B-8100-0130 for 16i-A; A20B-8100-0145 for 180i-A with PC function\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew, refurbished, or used 90% new; subject to stock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTesting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100% tested before shipping; test video available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eHandling\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNormally 1–2 business days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShipping \/ ETA\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDHL, UPS, or FedEx worldwide; typically 3–7 business days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f7f7f7;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 year for new\/refurbished; 3 months for used 90% new\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eService \/ Packing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFree technical support; anti-static reinforced packing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4 style=\"margin: 32px 0 14px;\"\u003eMain Board Functions and Interfaces\u003c\/h4\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003eA20B-8100-0135 connects the controller's processor, memory and control cards. Documented interfaces include FSSB, MDI, two RS-232C ports, I\/O Link, serial spindle or position coder, F-BUS and video. Available functions still depend on the installed cards, software and machine configuration.\u003c\/p\u003e\n\u003ch4 style=\"margin: 32px 0 14px;\"\u003eCompatibility and Revision Checks\u003c\/h4\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003eMatch the complete \u003cstrong\u003eA20B-8100-0135\u003c\/strong\u003e number, slash revision, 18i-A control model, CPU card, axis card, display card, memory modules and boot software. Later revisions use ECC checking for SRAM data, so mixing hardware and boot-software generations without restoring a valid backup can cause a parity or ECC alarm.\u003c\/p\u003e\n\u003ch4 style=\"margin: 32px 0 14px;\"\u003eTesting and Replacement Notes\u003c\/h4\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003eREACO CNC checks the label, connectors, power rails, CPU and memory recognition, boot process, display output and available communication functions under an applicable test configuration. Back up SRAM data before removal and restore the correct software, parameters, programs and machine data after installation. Qualified personnel should isolate power and use ESD protection.\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eRelated resources: \u003ca href=\"\/collections\/fanuc-pcbs\"\u003eFANUC PCB boards\u003c\/a\u003e, \u003ca href=\"\/collections\/fanuc-controls\"\u003eFANUC CNC controls\u003c\/a\u003e and \u003ca href=\"\/products\/fanuc-mitsubishi-cnc-robot-parts-repair\"\u003eFANUC CNC repair services\u003c\/a\u003e.\u003c\/p\u003e","brand":"FANUC","offers":[{"title":"Used (90% New)","offer_id":67919295185111,"sku":"A20B-8100-0135-used","price":853.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/3784\/4183\/files\/fanuc-a20b-8100-0135-main-pcb-main.webp?v=1793265758","url":"https:\/\/reacocnc.com\/products\/fanuc-a20b-8100-0135-18i-a-main-pcb","provider":"REACO CNC","version":"1.0","type":"link"}