Laptop motherboard
LCFC EG521 EG522 NM-B451 Rev 0.2 UMA Schematic
This page lists the schematic for LCFC EG521 EG522 NM-B451 Rev 0.2 UMA, a laptop motherboard by Lenovo. The board was designed and built by Compal under board number NM-B451. It is a integrated graphics (UMA) version. The same board number appears in 6 more files, including Compal listings — see below.
Download from Telegram- Brand
- Lenovo
- Category
- Laptops
- Manufacturer (ODM)
- Compal
- Board number
- NM-B451
- Revision
- 0.2
- Graphics
- integrated graphics (UMA)
- Contents
- Schematic
- Available on
- Telegram
- File name
LCFC_EG521_EG522_NM-B451 Rev 0.2 UMA PDF.rar
Same board number 6
All files for NM-B451- COMPAL LCFC NM-B451 REV. 0.2LenovoNM-B451BoardviewDirect
- EG521EG522EZ511EG721 NM-B451 REV 02 UMACompalNM-B451Boardview
- LENOVO IDEAPAD 330-15IKB LCFC NM-B451 REV 0.2LenovoNM-B451Boardview
- Lenovo IdeaPad 320-15IKB LCFC NM-B451 UMALenovoNM-B451Schematic
- Lenovo IdeaPad 320-15IKB LCFC NM-B451 UMALenovoNM-B451Boardview
- LENOVO EG521 EG522 EZ511 EG721 NM-B451 R1.0LenovoNM-B451Files
More Lenovo EG521 files 1
Lenovo EG521 overviewOther Lenovo laptops
All Lenovo filesBoardviewLenovo Yoga 920-13IKB-EYG70 NM-B291Lenovo · NM-B291SchematicLENOVO YOGA 920 LCFC NM-B291 DYG60 REV 1.0Lenovo · NM-B291SchematicLenovo G70 70 Z70 80 LCFC BALG1 AILG1 AILZ1 NM A331 Rev 0.4 PDFLenovo · NM-A331SchematicLenovo F50 IGL50 51 LA-3371P REV 2.0Lenovo · LA-3371PFilesLenovo Ideapad 320 14IKB LCFC DG425 DG525 NM B321 LCFC NM B321 REVLenovo · NM-B321SchematicLenovo E560 BE560 NM-A561 rev 1.0Lenovo · NM-A561BoardviewLenovo L340-15IRH - NM-C361 REV0.3Lenovo · NM-C361SchematicLENOVO T490 T590 DRIFT NM-B901 v1.0Lenovo · NM-B901
Questions about this file
What is the board number of LCFC EG521 EG522 NM-B451 Rev 0.2 UMA?
The file is for board NM-B451, made by Compal. Check that the same number is printed on your PCB before you rely on the file. Where to find it.
What can I do with the schematic?
Use the power-sequence and power-rail pages to find where a no-power or no-image fault starts, then locate the parts with a boardview. No-power diagnosis plan.
Is the download free?
Yes. The button opens post #7885 in the public Telegram channel @schematicslaptop, where the file can be downloaded with a free Telegram account.