Schematic Sony MBX-250 Schematic

Salim Badakhshan

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Sony MBX-250 Schematic




Technical Specifications

ParameterValue
BrandNvidia
CPU PlatformIntel Sandy Bridge
PCH / SouthbridgeIntel Cougar Point
GPU TypeNvidia N12P (Discrete)
Graphics ArchitectureDiscreet/UMA/PX Co-lay
EC / KBCNPCE795P
EC/KBC ManufacturerNUVOTON
Audio CodecALC271X
BIOS / SPI FlashSPI Flash ROM 4MB
Charging ICBQ24745RHDR
Charger ArchitectureTI CHARGER
Power IC(s)RT8208BGQW, NCP6131S52MNR, UP6165BQKF, UP6183PQAG, UP6128PQDD, RT9025, NCP5911MNTBG, APL5916KAI
RAM TypeDDRIII 1066/1333
RAM ArchitectureDual Channel
RAM Quantity / Slots2
LAN ICBCM57780A1K
WiFi / WLAN IC802.11a/b/g
USB Hub ICuPD720200
Card Reader ICENE P2793
Thermal SensorENE P2800
HDMI Level ShifterLevel shifter

Technical Summary

This motherboard is built on the Intel Sandy Bridge platform with a Cougar Point PCH, supporting dual-channel DDRIII 1066/1333 memory across two slots. Graphics configuration supports Discrete, UMA, and PX co-lay modes, with an Nvidia N12P discrete GPU option. The system is managed by a Nuvoton NPCE795P EC/KBC controller. Audio is handled by a Realtek ALC271X codec. The BIOS is stored on a 4MB SPI Flash ROM. Power management includes a TI BQ24745RHDR charger IC and multiple DC/DC converters including RT8208BGQW, NCP6131S52MNR, UP6165BQKF, UP6183PQAG, UP6128PQDD, RT9025, NCP5911MNTBG, and APL5916KAI. Networking is provided by a Broadcom BCM57780A1K Gigabit Ethernet controller and 802.11a/b/g wireless. USB 3.0 support is enabled via a uPD720200 hub controller. The card reader is driven by an ENE P2793 controller, with thermal monitoring via an ENE P2800 sensor.

Technician FAQ

Q: What EC/KBC controller is used on this motherboard?

A: The motherboard uses a Nuvoton NPCE795P EC/KBC controller.

Q: What is the BIOS flash configuration?

A: The BIOS is stored on a 4MB SPI Flash ROM.

Q: What charging IC is used?

A: The charging circuit is built around a Texas Instruments BQ24745RHDR charger IC.

Q: Does this motherboard support dGPU to UMA conversion?

A: Yes, the graphics architecture supports Discrete, UMA, and PX co-lay configurations.

Q: What memory type and configuration is supported?

A: The motherboard supports dual-channel DDRIII 1066/1333 memory across two slots.

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

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