Schematic hp compaq 8710p-8710w ls-3332p rev 0.5 function switch board schematic

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hp compaq 8710p-8710w ls-3332p rev 0.5 function switch board schematic

compal ls-3332p rev 0.5 function switch board.pdf




Technical Specifications

ParameterValue
BrandCompal
ModelLS-3332P
Motherboard ManufacturerCompal Electronics, Inc.
Board NumberLS-3332P
Revision0.5
DateWednesday, April 11, 2007
Document NumberLS-3332P
EC / KBCCY8C21434-24LFXIT_QFN32
EC/KBC PackageQFN32

Technical Summary

This Compal LS-3332P Function Switch Board (CSD) schematic, revision 0.5, dated April 11, 2007, is a proprietary Compal Electronics design. The board is built around a Cypress CY8C21434-24LFXIT microcontroller in a QFN32 package, serving as the embedded controller for function switch management. The schematic details the integration of multiple LEDs, including green, orange, and blue variants, along with slider inputs and button controls for volume, wireless, quick look, presentation, caps lock, mute, and calculator functions. The board operates on a +3.3V supply rail and includes various passive components for signal conditioning. The change list documents BOM revisions affecting specific LED and resistor components.

Technician FAQ

Q: What EC/KBC is used on this Compal LS-3332P board?

A: The board uses a Cypress CY8C21434-24LFXIT microcontroller in a QFN32 package.

Q: What is the board number and revision of this schematic?

A: The board number is LS-3332P, revision 0.5, dated April 11, 2007.

Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
 

Attachments

  • HP Compaq 8710P-8710W=1=LS-3332P Rev 0.5 Function Switch Board.zip
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