Schematic dell inspiron n4020 dj1 montevina uma 09275 schematic

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dell inspiron n4020 dj1 montevina uma 09275 1




Technical Specifications

ParameterValue
BrandWistron Corporation
ModelDJ1 Montevina UMA
Motherboard ManufacturerWistron Corporation
Project Code91.4EK01.001
Board Number48.4EK06.0SA
Revision09275-SA
Date2010-02-10
Document NumberDJ1
CPU PlatformIntel GM45+ICH9M
CPU SocketSocket P
PCH / SouthbridgeICH9-M
GPU TypeIntel GM45
Graphics ArchitectureUMA
EC / KBCNPCE781BA0DX
Audio CodecIDT92HD79B1
BIOS / SPI Flash2MB Flash ROM
Charging ICBQ24745
Charger ArchitectureMAXIM CHARGER
Power IC(s)TPS51620, TPS51116, TPS51125, TPS51218, BQ24745
RAM TypeDDRIII
RAM Architecture800/1066
RAM Quantity / Slots2
Card Reader ICRealtek RTS5138
LAN ICAR8132
WiFi / WLAN IC802.11a/b/g

Technical Summary

The Wistron DJ1 Montevina UMA motherboard, documented under project code 91.4EK01.001 and board number 48.4EK06.0SA revision 09275-SA, is built on the Intel GM45+ICH9M platform with a Socket P CPU socket. The integrated graphics architecture is UMA, powered by the Intel GM45. System memory consists of two DDRIII 800/1066 slots. The embedded controller is an NPCE781BA0DX from NUVOTON. Audio is handled by an IDT92HD79B1 codec. The system BIOS resides on a 2MB Flash ROM. Power management is managed by a BQ24745 charger IC alongside multiple DC/DC converters including TPS51620, TPS51116, TPS51125, and TPS51218. Networking is provided by an AR8132 LAN IC, with wireless connectivity supporting 802.11a/b/g. A Realtek RTS5138 card reader is integrated for SD/MMC/MS/MS Pro/xD media.

Technician FAQ

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

A: The embedded controller is a NUVOTON NPCE781BA0DX.

Q: What is the BIOS flash configuration?

A: The system uses a 2MB Flash ROM.

Q: What is the charging IC and architecture?

A: The charging IC is a BQ24745, part of a MAXIM CHARGER architecture.

Q: What memory type and configuration does this board support?

A: It supports DDRIII 800/1066 memory across two slots.

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

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