{"product_id":"stonetaskin-latest-5k-lcd-driver-board-r1820-v1-0-for-imac-27-lm270qq1-lm270qq2-hdmi-2-1-dp-1-4-usb-3-0-upgrade-diy-5k-monitor","title":"StoneTaskin Latest 5K LCD Driver Board R1820 V1.0 for iMac 27\" LM270QQ1 LM270QQ2 HDMI 2.1 DP 1.4 USB 3.0 Upgrade DIY 5K monitor","description":"\u003cp style=\"text-align:left;margin:0;\"\u003e \u003c\/p\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg cke-id=\"img81\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/164674\/20260129142321\/ce56df361241d9a92b5bfd7d524346ad.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg cke-id=\"img82\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/164674\/20260129140132\/42372887805cf284fe72795bd6467ad7.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg cke-id=\"img83\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/164674\/20260129140132\/a363c1f70bfe294122e97f639fcd350e.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg cke-id=\"img84\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/164674\/20260129140132\/6ee8447a127aa74c597a2f12c1bd7ffb.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg cke-id=\"img85\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/164674\/20260129140132\/eeb860223143952aec16f6d0d3c40333.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg cke-id=\"img86\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/164674\/20260129140132\/2224a9ae619eb4872c21c84fd5d9e499.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg cke-id=\"img87\" referrerpolicy=\"no-referrer\" src=\"https:\/\/wxalbum-10001658-file.dianxiaomi.com\/wxalbum\/164674\/20260129140132\/030896fc16f6e07595941689f9129ff1.jpg\"\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eR1820 V1.0 – Technical Product Description\u003c\/strong\u003e\u003cbr\u003e\n \u003c\/p\u003e\n\n\u003ch3\u003e5K LCD Monitor Control Board for iMac 27\" Panels\u003c\/h3\u003e\n\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eR1820 V1.0\u003c\/strong\u003e is a high-performance LCD monitor control board designed to drive \u003cstrong\u003eQQHD (5120×2880)\u003c\/strong\u003e TFT LCD panels.\u003cbr\u003e\nIt is specifically engineered for \u003cstrong\u003eiMac 27-inch LCD panels LM270QQ1 and LM270QQ2 (all suffix versions)\u003c\/strong\u003e and supports modern high-bandwidth video interfaces, flexible power configurations, and advanced display control features.\u003c\/p\u003e\n\n\u003cp\u003eThe board is suitable for professional display systems, iMac panel reuse projects, engineering applications, and high-resolution external monitor designs.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003eSupported LCD Panels\u003c\/h2\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eLG \u003cstrong\u003eLM270QQ1\u003c\/strong\u003e (All suffix versions)\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eLG \u003cstrong\u003eLM270QQ2\u003c\/strong\u003e (All suffix versions)\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003ePanel interface support:\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003eV-by-One HS\u003c\/strong\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003eeDP HRB \/ eDP HRB2\u003c\/strong\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\u003ch2\u003eDisplay Performance\u003c\/h2\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eMaximum resolution: \u003cstrong\u003e5120 × 2880 (QQHD \/ 5K)\u003c\/strong\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eDisplayPort output:\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003e\u003cstrong\u003e5K @ 60Hz\u003c\/strong\u003e, RGB 10-bit\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003e\u003cstrong\u003e4K @ 144Hz\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eHDMI output:\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003e\u003cstrong\u003e4K @ 120Hz\u003c\/strong\u003e (HDMI 2.1 hardware decoding)\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eHDR support:\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003e\u003cstrong\u003eHDR10\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eAdaptive sync:\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003e\u003cstrong\u003eAMD FreeSync 2\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eDesigned for high pixel density panels with stable long-term signal output.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003eVideo \u0026amp; Signal Interfaces\u003c\/h2\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003eHDMI ×2\u003c\/strong\u003e\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eHDMI 2.1 protocol\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eHigh-bandwidth, low-latency transmission\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003eDisplayPort\u003c\/strong\u003e\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eDP IN ×2\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eDP OUT ×1 (clone supported)\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eSupports DP 1.1 \/ 1.2 \/ 1.4\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003eUSB Type-C ×1\u003c\/strong\u003e\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eDisplay signal input\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eUSB data\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003ePower Delivery up to \u003cstrong\u003e65W\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003eAudio Output\u003c\/strong\u003e\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003e3.5 mm headphone output\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eBuilt-in amplifier: \u003cstrong\u003e2 × 10W (8Ω)\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\u003ch2\u003eUSB \u0026amp; Peripheral Support\u003c\/h2\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003eUSB 3.0 supported\u003c\/strong\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eUpgraded USB architecture for:\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eFaster data transfer\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003ePeripheral expansion\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eImproved system integration\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\u003ch2\u003ePower Supply \u0026amp; Power Management\u003c\/h2\u003e\n\n\u003cp\u003eSupported power input configurations:\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003eDC 12V + 5V input\u003c\/strong\u003e via 10-pin power connector\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003eSingle DC 24V input\u003c\/strong\u003e supported\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003ePower design notes:\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e24V input is required only when \u003cstrong\u003eUSB-C PD charging\u003c\/strong\u003e is used\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eIf USB-C signal is not used, the board can operate using \u003cstrong\u003e12V and 5V only\u003c\/strong\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003ePower characteristics:\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eNormal working mode \/ low-power mode supported\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eStandby power consumption: \u003cstrong\u003e≤ 1W\u003c\/strong\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\u003ch2\u003eThermal Design Options\u003c\/h2\u003e\n\n\u003cp\u003eR1820 is available in two thermal configurations:\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003eActive cooling version (with fan)\u003c\/strong\u003e\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eRecommended for high-load or long-duration operation\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003ePassive cooling version (fanless)\u003c\/strong\u003e\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eCompletely silent\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eSuitable for noise-sensitive environments\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\u003ch2\u003eDisplay Control \u0026amp; OSD Functions\u003c\/h2\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e5-key OSD control board\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eOptional IR remote control support\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eOSD functions include:\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eBrightness \/ contrast \/ saturation \/ hue\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eColor temperature (Warm \/ Cool \/ Standard \/ User)\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eImage position and scaling\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eAutomatic image adjustment\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eOSD language support:\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eEnglish\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eSimplified Chinese\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eAdditional languages available via customization\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\u003ch2\u003eAdvanced Display Functions\u003c\/h2\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eScreen rotation:\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003e\u003cstrong\u003e90° \/ 180° \/ 270°\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eMulti-display modes:\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003e\u003cstrong\u003ePIP (Picture-in-Picture)\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003e\u003cstrong\u003ePOP (Picture-out-Picture)\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003e\u003cstrong\u003eQuad-screen display\u003c\/strong\u003e\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\u003ch2\u003eMechanical \u0026amp; Environmental Specifications\u003c\/h2\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003ePCB dimensions: \u003cstrong\u003e175.5 × 102.5 × 18 mm\u003c\/strong\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eOperating temperature: \u003cstrong\u003e0 ~ +40°C\u003c\/strong\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eStorage temperature: \u003cstrong\u003e–10 ~ +60°C\u003c\/strong\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eRelative humidity: \u003cstrong\u003e≤ 80%\u003c\/strong\u003e\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eDesigned for stable operation in professional and industrial environments.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003eInstallation \u0026amp; Integration\u003c\/h2\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003ePlug-and-play architecture\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eNo soldering required\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eCompatible with original panel wiring\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eClear connector definitions for:\u003c\/p\u003e\n\n\t\u003cul\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003ePanel\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eBacklight\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003ePower\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eOSD\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\t\u003cli\u003e\n\t\t\u003cp\u003eAudio\u003c\/p\u003e\n\t\t\u003c\/li\u003e\n\t\u003c\/ul\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eProper power sequencing and grounding are recommended to ensure stable operation.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003eCustomization \u0026amp; Engineering Support\u003c\/h2\u003e\n\n\u003cp\u003eR1820 supports:\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eCustom boot logo\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eOSD language customization\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eRegion-specific configuration\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eSuitable for OEM, system integration, and project-based applications.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eR1820 V1.0\u003c\/strong\u003e is a professional-grade 5K LCD control board designed for engineers who require:\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eHigh-resolution QQHD output\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eModern HDMI 2.1 \/ DP 1.4 interfaces\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eUSB-C with PD support\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eFlexible power architecture\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eStable long-term operation\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eIt is a robust platform for high-resolution display system development and iMac panel reuse projects.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003eProduct Description – R1820 V1.0\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eR1820 V1.0\u003c\/strong\u003e is a newly developed 5K LCD driver board designed for iMac 27-inch displays \u003cstrong\u003eLM270QQ1 and LM270QQ2 (all suffix versions)\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eAlthough R1820 is developed based on long-term experience with the R1811 series, \u003cstrong\u003eit is not a replacement\u003c\/strong\u003e.\u003cbr\u003e\nR1820 is built on a \u003cstrong\u003edifferent technical solution\u003c\/strong\u003e, using a \u003cstrong\u003edifferent main control architecture\u003c\/strong\u003e, and follows a separate engineering route.\u003c\/p\u003e\n\n\u003cp\u003eR1811 and R1820 are designed to \u003cstrong\u003ecoexist\u003c\/strong\u003e, offering users different solutions based on their specific requirements, system preferences, and project scenarios.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003eIndependent Solution, Different Architecture\u003c\/h2\u003e\n\n\u003cp\u003eR1820 adopts a \u003cstrong\u003enew system architecture and a different main control chip\u003c\/strong\u003e compared to R1811.\u003c\/p\u003e\n\n\u003cp\u003eThis independent design allows R1820 to introduce:\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eHDMI 2.1 high-speed signal transmission\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eDisplayPort 1.4 support\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eFull USB 3.0 upgrade\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eMore flexible power input options (12V \/ 24V)\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eOptional fan or fanless thermal design\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eRather than reusing the R1811 platform, R1820 follows a \u003cstrong\u003enew hardware and system design philosophy\u003c\/strong\u003e, optimized for updated interfaces, power flexibility, and modern usage scenarios.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003eDeveloped from Experience, Not Directly Upgraded\u003c\/h2\u003e\n\n\u003cp\u003eR1820 benefits from real-world feedback and long-term validation of R1811, but it is \u003cstrong\u003enot a simple revision or modification\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eIt represents:\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eA different technical route\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eA new balance between performance, flexibility, and cost efficiency\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003eA next-generation solution for users seeking updated connectivity and system design\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThis makes R1820 suitable for users who prefer a \u003cstrong\u003enew-generation architecture\u003c\/strong\u003e, while R1811 remains available for users who require continuity with the previous solution.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003eWhy R1811 and R1820 Are Both Available\u003c\/h2\u003e\n\n\u003cp\u003eWe believe professional users should have \u003cstrong\u003echoices\u003c\/strong\u003e, not forced upgrades.\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003eR1811\u003c\/strong\u003e remains a mature, field-proven solution with a well-established architecture.\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003eR1820\u003c\/strong\u003e is offered as an alternative solution with a different design approach and updated interfaces.\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eBoth products are actively supported as part of our long-term product strategy.\u003c\/p\u003e\n\n\u003chr\u003e\n\u003ch2\u003ePositioning Summary\u003c\/h2\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003eR1811\u003c\/strong\u003e: Proven, mature solution based on an established platform\u003c\/p\u003e\n\t\u003c\/li\u003e\n\t\u003cli\u003e\n\t\u003cp\u003e\u003cstrong\u003eR1820\u003c\/strong\u003e: Newly designed solution with a different architecture and updated feature set\u003c\/p\u003e\n\t\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eChoose the solution that best fits your application, not just the newest model number.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp style=\"text-align:left;margin:0;\"\u003e \u003c\/p\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003cimg 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