Schematic acer chromebook c738 quanta zhra (origins t) intel braswell rev 1a schematic

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acer chromebook c738 quanta zhra (origins t) intel braswell rev 1a 1

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Technical Specifications

Parameter	Value
Brand	Quanta Computer Inc.
Project Code	ZHR
Board Number	ZHR471
Revision	1A
Date	Monday, September 14, 2015
CPU Platform	Intel Braswell
CPU Model	BSWN3150 1.6G QJ4T (FCBGA) / BSWN3050 1.6G QJ4V (FCBGA)
EC / KBC	MEC1322-LZYP
EC/KBC Package	DQFN132
Audio Codec	MAX98090
Audio Codec Package	TQFN-40
BIOS / SPI Flash	W25Q64FWSSIG
BIOS Flash Capacity	64Mb
Charging IC	BQ24770
Power IC(s)	RT7291A/RT7290A, RT8171B, RT5041A
RAM Type	DDR3L
RAM Architecture	Memory down
RAM Quantity / Slots	2 Channel
Card Reader IC	SLB9655TT1.2
LAN IC	RT5041A
WiFi / WLAN IC	WLAN / BT Combo
GPU Type	[URL="https://dr-bios.com/components/gpu/intel-braswell/"]Intel Braswell Integrated[/URL]
Graphics Architecture	Intel Braswell
TPM	SLB9655TT1.2
Thermal Sensor	TMP432
G-Sensor	KXCJ9-1008

Technical Summary

This Quanta ZHR471 (Revision 1A) motherboard is built around the Intel Braswell platform, supporting BSWN3150 1.6G QJ4T or BSWN3050 1.6G QJ4V CPUs in an FCBGA 1170 package. The system uses DDR3L memory in a 2-channel memory-down configuration. The EC/KBC is a MEC1322-LZYP in a DQFN132 package, and the BIOS SPI flash is a W25Q64FWSSIG with 64Mb capacity. Audio is handled by a MAX98090 codec in a TQFN-40 package. Power management includes a BQ24770 NVDC battery charger, RT7291A/RT7290A regulators, RT8171B, and RT5041A. The board features a SLB9655TT1.2 TPM and card reader, a TMP432 thermal sensor, and a KXCJ9-1008 G-sensor. WLAN/BT connectivity is provided via a combo module.

Technician FAQ

Q: What BIOS IC model is used on this motherboard?

A: The BIOS SPI flash is a W25Q64FWSSIG with 64Mb capacity.

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

A: The EC/KBC is a Microchip MEC1322-LZYP in a DQFN132 package.

Q: What is the charging IC on this motherboard?

A: The charging IC is a Texas Instruments BQ24770 NVDC battery charger.

Q: What memory configuration does this motherboard use?

A: The motherboard uses DDR3L memory in a 2-channel memory-down architecture.

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

Indexed motherboard components

Open a component to see every indexed schematic that uses the same part.

ZHR471 Board Number Braswell CPU Platform BSWN3050 1.6G QJ4V (FCBGA) CPU Model BSWN3150 1.6G QJ4T (FCBGA) CPU Model MEC1322-LZYP EC / KBC MAX98090 Audio Codec W25Q64FWSSIG BIOS / EC Flash BQ24770 Charging / PD IC RT5041A Power IC RT7290A Power IC RT7291A Power IC RT8171B Power IC DDR3L RAM Type SLB9655TT1.2 Card Reader IC RT5041A LAN Controller Intel Braswell Integrated Graphics Intel Braswell Graphics SLB9655TT1.2 TPM / Security IC TMP432 Thermal / Fan Control KXCJ9-1008 Motion / Position Sensor