LA-D707P – HP 15-ay106nx
The LA-D707P (Compal) motherboard is found in the HP 15-ay106nx, HP 15, HP 15 AY125NR and HP 250 G5. The catalog lists 15 files for it: 10 BIOS files, 5 schematics and 1 EC firmware image.
File names mention revision 1.0. The BIOS dumps are 8 MB images. ODM project names: CDL50, GDL50 and BDL50. First posted in July 2018 in BIOS Archive, Schematics & Boardviews Archive and Cyberlan Electronics.
BIOS dumps 10
Schematics 5
From the uploader
CDL50 LA-D707P 8MB BIOS
081EC 081EF 081F3 081ED 081F2
Board facts
| Board number | LA-D707P |
|---|---|
| Designed by | Compal |
| Platform group | LA-D |
| ODM project | CDL50, GDL50, BDL50 |
| Revisions | 1.0 |
| BIOS chip size | 8 MB |
| Graphics | discrete GPU |
| First seen | 2018-07-25 |
| Source channels | BIOS Archive, Schematics & Boardviews Archive, Cyberlan Electronics, Laptop & Desktop BIOS Files |
| About the number | Compal board numbers start with LA- for main boards and LS- for daughter boards. |
Laptops that use LA-D707P
What these files are for
A BIOS dump is a full image of the board's SPI flash chip. It is written back with an SPI programmer when the original firmware is corrupted, after a chip replacement, or to recover from a failed update. Read and save the original chip first: serial number, DMI data and the Intel ME / AMD PSP state differ between boards.
A schematic is the circuit diagram of the main board: power rails, power-up sequence, component values and net names. It is the reference for measuring voltages and tracing a fault.
EC (embedded controller) firmware runs the keyboard controller, power sequencing, battery charging and fans. Depending on the board it lives in a separate chip (ENE KB9012, ITE IT85xx, Nuvoton NPCE) or inside the main SPI image, so check which applies before flashing.
Tools to open these files
| Format | What it is | Open with |
|---|---|---|
| PDF schematic | any PDF reader; Sumatra PDF and Foxit handle large schematics well | |
| .rar | RAR archive | 7-Zip or WinRAR |
| .zip | ZIP archive | 7-Zip, WinRAR or the built-in Windows extractor |
| .bin | BIOS image inside the archive (usually .bin) | a CH341A, XGecu T48 / TL866II Plus or RT809H programmer |
Questions
Which laptops use the LA-D707P board?
Files in the catalog link LA-D707P to the HP 15-ay106nx, HP 15, HP 15 AY125NR and HP 250 G5.
Is there a boardview for LA-D707P?
No boardview has been indexed for LA-D707P yet; the schematic is available on this page.
What BIOS chip size does LA-D707P use?
The BIOS images for LA-D707P are 8 MB.
Who designed the LA-D707P board?
LA-D707P is a Compal board number used by HP.
Where do the download links go?
Each button opens the original public Telegram post the file was shared in. ChambersDesignInc.com only indexes and cross-references those posts.