{"product_id":"3797865400-svk-projector-lamp-module","title":"3797865400-SVK projector lamp with module","description":"\u003cp\u003eJust two Vivitek models take this lamp module, the DU-677 and the closely related DU6771WH. Supplied with its own housing, the whole unit lifts out and replaces the existing assembly in one step, with no separate bulb or bare-lamp version currently listed under this part number.\u003c\/p\u003e\u003cp\u003e3797865400-SVK is the only reference we hold for this lamp, so there is no alternative code to check your old module against. Because only a module is listed, this is the option to order regardless of whether your existing housing looks intact.\u003c\/p\u003e\u003ch3\u003eAt a glance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e — Projector Lamp with Module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU\u003c\/strong\u003e — LA-11777\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e — 2 projector models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommon questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs there a bare-bulb version of 3797865400-SVK for the DU-677?\u003c\/strong\u003e\u003cbr\u003eNo, we currently list only this complete module for the DU-677 and DU6771WH, with no bare-bulb alternative recorded for either model, so ordering the module is the only option available.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the relationship between the DU-677 and DU6771WH model names?\u003c\/strong\u003e\u003cbr\u003eThey are closely related Vivitek projectors that share the same lamp module, 3797865400-SVK, despite the different naming, so one single listing safely covers both models.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre there other part numbers I might see printed on the old lamp from a DU-677?\u003c\/strong\u003e\u003cbr\u003eWe record only 3797865400-SVK for this lamp. If the number on your old module differs slightly, check it carefully against your projector's documentation before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat should I check before removing the old lamp module from a DU6771WH?\u003c\/strong\u003e\u003cbr\u003eSwitch off and unplug the projector and allow it to cool fully first, then locate the release catch or screws securing the lamp compartment cover before lifting the old module out.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes the projector need any setting changed after this module is fitted?\u003c\/strong\u003e\u003cbr\u003eYes, most Vivitek projectors need the lamp hour counter reset from the on-screen lamp or service menu after a module change, so the display does not keep flagging the old lamp as due for replacement.\u003c\/p\u003e","brand":"Lamps Authority","offers":[{"title":"Default Title","offer_id":48182583066860,"sku":"LA-11777","price":121.7,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/5535\/8700\/files\/30251-xl.png?v=1786959242","url":"https:\/\/www.lampsauthority.com\/products\/3797865400-svk-projector-lamp-module","provider":"Lamps Authority","version":"1.0","type":"link"}