{"product_id":"ge-ds3800humb1b1b-mark-iv-universal-memory-board","title":"GE DS3800HUMB1B1B Mark IV Universal Memory Board","description":"\u003cdiv class=\"textContainer headline headline-cursor\"\u003e\n\u003cdiv class=\"textContainer headline headline-cursor\"\u003e\n\u003cdiv class=\"textContainer headline headline-cursor\"\u003e\n\u003cdiv class=\"textContainer headline headline-cursor\"\u003e\n\u003cdiv class=\"textContainer headline headline-cursor\"\u003e\n\u003cp\u003eThe GE DS3800HUMB1B1B is a Universal Memory Board designed for the General Electric Mark IV Speedtronic control system. Identified by the functional acronym HUMB, it belongs to Mark IV Series Group 1 and is classified as a normal assembly. The board includes one LED indicator for visual status indication.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eDS3800HUMB1B1B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGeneral Electric (GE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eUniversal Memory Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eMark IV Speedtronic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctional Part Number\u003c\/td\u003e\n\u003ctd\u003eDS3800HUMB1B1B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctional Acronym\u003c\/td\u003e\n\u003ctd\u003eHUMB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMark IV Series Grouping\u003c\/td\u003e\n\u003ctd\u003eGroup 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly Type\u003c\/td\u003e\n\u003ctd\u003eNormal Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLED Indicators\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eMemory Components and Board Configuration\u003c\/h3\u003e\n\u003cp\u003eThe board contains multiple EPROM (Erasable Programmable Read-Only Memory) devices and 30 configuration jumpers. These hardware elements form part of its memory configuration architecture. The board is also divided into four logical sections identified as Quads A, B, C, and D.\u003c\/p\u003e\n\u003cp\u003eThe individual jumper assignments and memory capacity are not established by the available product information. Existing jumper positions should therefore be recorded and checked against the applicable Mark IV configuration documentation before making changes.\u003c\/p\u003e\n\u003ch3\u003eBoard Connections and Indicators\u003c\/h3\u003e\n\u003cp\u003eThe DS3800HUMB1B1B has a modular connector for connection to the corresponding rack interface. Retention levers secure the board in its installed position. Its hardware layout also includes one reset toggle switch and one red LED indicator.\u003c\/p\u003e\n\u003cp\u003eThe LED's precise operating states and the reset switch's effect on system operation have not been independently verified for this complete model number. These details should not be assumed when performing troubleshooting or maintenance.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How many jumpers are installed on the DS3800HUMB1B1B?\u003c\/p\u003e\n\u003cp\u003eA: The board is equipped with 30 jumpers. Their individual functions and required positions depend on the board configuration and should be verified against the applicable Mark IV documentation.\u003c\/p\u003e\n\u003cp\u003eQ: What memory devices does this board use?\u003c\/p\u003e\n\u003cp\u003eA: The available product information identifies multiple EPROM devices. The exact memory capacity and individual device specifications are not confirmed.\u003c\/p\u003e\n\u003cp\u003eQ: Does the DS3800HUMB1B1B have onboard status indicators?\u003c\/p\u003e\n\u003cp\u003eA: Yes. It has one red LED indicator and one reset toggle switch. The exact LED diagnostic codes and reset behavior require confirmation from model-specific technical documentation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":68058351862045,"sku":"DS3800HUMB1B1B","price":9.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/5387\/3181\/files\/DS3800HUMB1B1B2.jpg?v=1794466996","url":"https:\/\/www.6gcontrols.com\/th\/products\/ge-ds3800humb1b1b-mark-iv-universal-memory-board","provider":"6G Controls","version":"1.0","type":"link"}