Laptop motherboard · Lenovo

Lenovo U31-70 AIVS3-AIVE3 LA-C311P Schematic

This page has the schematic for Lenovo U31-70 AIVS3-AIVE3 LA-C311P, a laptop motherboard from Lenovo. The board itself was engineered by Compal and carries board number LA-C311P. 9 more files in the library share this board number, including Asus, Compal listings — they're listed below.

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Brand: Lenovo
Device: Laptops
Model: U31-70
Made by (ODM): Compal
Board number: LA-C311P
Contents: Schematic
File size: 1.2 MB
Posted: 30 Jan 2023
Available via: Telegram @it_service_world
Original file name: Lenovo U31-70 AIVS3-AIVE3 LA-C311P Schematic.rar

Same board number 9

All files for LA-C311P

Lenovo U31 70 AIVS3 AIVE3 LA C311P Telegram BIOS Repair 2025 09LenovoLA-C311PBIOS
Compal LA-C311P AIVS3 AIVE3 DIS REV 0.1CompalLA-C311PBoardview
Compal LA-C311P R01 TESLA 3A Nvidia N16V-GM 920MAsusLA-C311PSchematic
Lenovo E31-70 VGA Card LA-C311P Rev 1.ALenovoLA-C311PBIOS
Lenovo U31-70 LA-C311PLenovoLA-C311PBoardview
Lenovo U31-70 AIVS3-AIVE3 LA-C311PLenovoLA-C311PBIOS
Lenovo U30-70 LA-C311PLenovoLA-C311PBIOS
U30-70RED BACKUP-AIVS3AIVE3 LA-C311PCompalLA-C311PBIOS
U31-70 AIVS3AIVE3 LA-C311P AFCN31WW V2.03 .BinCompalLA-C311PBIOS

Other Lenovo laptops

All Lenovo files

BIOSLENOVO THINKPAD E14 GE480 GE580 NM D011 REV 1.0 I5 1135G7 11TH GENLenovo · NM-D011 BIOSLenovo IdeaPad Gaming 3 15IMH05 GY530 GY531 GY532 NM C871 Rev 2Lenovo · NM-C871 BIOSLENOVO IDEAPAD 110-17ACL Laptop IdeaPad CG721 NM-A911 BIOSLenovo · NM-A911 BIOSLENOVO ThinkPad 10 ZIJIB LA-B631P REV 1.0 2015-03-23 BIOSLenovo · LA-B631P SchematicLenovo 330-14IKB -EG523 MB NM-B731 REV0.1Lenovo · NM-B731 BIOSLENOVO Idepad 3 15IIL05 GS454 GS554 GV450 GV550 REV 1.0 NM D031Lenovo · NM-D031 BIOSLENOVO ThinkPad T460 BT462 NM A581 REV 3.0 2015 12 24 WORKING BIOSLenovo · NM-A581 BIOSLENOVO ThinkCentre E63z AIO 6050A2676301 A01 WORKING BIOS 100%Lenovo · 6050A2676301

Questions about this file

Which board number is this Lenovo U31-70 AIVS3-AIVE3 LA-C311P file for?

It's for board LA-C311P, made by Compal. Compare it with the number printed on your PCB before relying on the file. Where to find it.

How do I use the schematic for diagnosis?

Start with the power-sequence and power-rail pages to find where a no-power or no-image fault begins, then locate the parts with a boardview. No-power troubleshooting plan.

Is the download free?

Yes. The button opens post #20249 in the public Telegram channel @it_service_world, where the file can be downloaded with a free Telegram account.

Guides for this file

Laptop won't turn on? A schematic-based troubleshooting plan6 min readHow to find your laptop motherboard number5 min readWho really makes your laptop board: Compal, Quanta, Wistron and other ODMs4 min read