GY552 NM-C991 Schematic
This page has the schematic for GY552 NM-C991. Printed board number: NM-C991. 1 more file in the library share this board number — they're listed below.
Download via TelegramUploader's note
GY552 NM-C991 PDFSame board number 1
All files for NM-C991- GY552 NM-C991CompalNM-C991Boardview
More Compal GY552 files 1
Compal GY552 overviewOther Compal laptops
All Compal filesBoardviewCOMPAL IH4ST LA-M721P Rev 1.0Compal · LA-M721PBIOSIPA58 LA-M141P Rev 1A 2022-07-29 16MB & 1MBCompal · LA-M141PBIOSAPW50 LA C381P Rev 1 B 2016 10 19 1MB & 8MB & 16MB OkokCompal · LA-C381PBoardviewJS574 NM-E401 REV1.0Compal · NM-E401BIOSGS55J GS55K NM-D211 Rev 1.0 2020-08-14Compal · NM-D211BIOSHS460 HS560 HS760 NM D471 Rev 2.0 2020 12 10 8MB & 16MB WorkingCompal · NM-D471BIOSIPB55 LA-M025P REV1.0 16MB BIOSCompal · LA-M025PBIOSKS483 KS583 NM-F061 Rev 1.0 16MBCompal · NM-F061
Questions about this file
Which board number is this GY552 NM-C991 file for?
It's for board NM-C991, 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 #17491 in the public Telegram channel @schematicslaptop, where the file can be downloaded with a free Telegram account.