Acer 290E manual System Board Major Chips, Keyboard, Battery, LCD Inverter Specification

System Board Major Chips

Item	Controller
System core logic	Intel 852GM and ICH4-M
Super I/O controller	SMC LP47N217
Audio controller	Realtek ALC202 Codec
Video controller	Intel 852GM
Hard disk drive controller	ICH4-M
Keyboard controller	ENE KB910
RTC	ICH4-M

Keyboard

Item	Specification
Keyboard controller	ENE KB910
Keyboard vendor & model name	Standard keyboard w/o launch button embeded
Total number of keypads	85/US, 86/UK keys with 101/102 key emulation
Windows logo key	Yes
Internal & external keyboard work simultaneously	Yes

Battery

Item	Specification
Vendor & model name	Sony/Samsung
Battery Type	Li-ion
Pack capacity	31Wh / 63Wh
Cell voltage	3.7V/cell
Number of battery cell	4 / 8
Package configuration	Pin 1: BATT+: Battery positive power pin
	Pin 2: 6C/8C
	Pin 3: B/I: Enable Li-ion battery output, connect to 1k Ω resistor to
	GND in system.
	Pin 4: TS: connect 10K Ω ohm Thermistor to GND
	Pin 5: EC_SMD1: SMbus DATA
	Pin 6: EC_SMC1: SMbus CLOCK
	Pin 7: GND: battery ground power pin
Package voltag	14.8V

LCD Inverter Specification

This inverter is designed to light up the CCFL of LCD for TravelMate 290E series notebook. It should be supported the following LCD panels.

	No.	Supplier	Model	Type
	1	AU	B141XN04	TFT, 14.1” XGA
	2	CMO	N141X6-L01	TFT, 14.1” XGA
	3	CPT	CLAA141XF01	TFT, 14.1” XGA
	4	Toppoly	TD141TGCB1	TFT, 14.1” XGA
	5	AU	B150XG02-V1	TFT 15.0” XGA
26					Chapter 1