LCD Controller Board (LM270WQ1-SDA1/ SDA2/ SDB1/ SDC1/ SDC2/ SDDB/ SDD2) Manual

This manual is for QAREQU LM270WQ1-SDA1/ SDA2/ SDB1/ SDC1/ SDC2/ SDDB/ SDD2 LCD Controller Board.

Note:

• Never put metal material under the boards
• Chipset is hot after power on, it is normal
• Different iMac LCD panel uses different driver and cables, the LCD controller is not cross-compatible

Compatibility:

• LM270WQ1-SDA1
• LM270WQ1-SDA2
• LM270WQ1-SDB1
• LM270WQ1-SDC1
• LM270WQ1-SDC2
• LM270WQ1-SDDB
• LM270WQ1-SDD2

Port Connection:

eDP Connection:

• Golden pin should be fully inserted on LCD side, otherwise there will be only backlight and no video

Specifications:

• HDMI resolution: 2560 x 1440
• VGA resolution: 1920 x 1080
• Audio: 3.5mm input, 4-pin output
• DC input: 12V 6A
• DC barrel: 5.5 x 2.1mm, center positive
• Board size: 112 x 53mm