Lenovo B575 Hardware Maintenance Manual

Lenovo B575 Hardware Maintenance Manual
16
This chapter presents the following important service information:
• “Strategy for replacing FRUs” on page 16
– “Strategy for replacing a hard disk drive” on page 17
– “Important notice for replacing a system board” on page 17
• “Important information about replacing RoHS compliant FRUs” on page 18
Before replacing parts:
Make sure that all software fixes, drivers, and BIOS downloads are installed
before replacing any FRUs listed in this manual.
After a system board is replaced, ensure that the latest BIOS is loaded to the
system board before completing the service action.
To download software fixes, drivers, and BIOS, follow the steps below:
1. Go to http://consumersupport.lenovo.com/.
2. Enter a serial number or select a product or use Lenovo smart downloading.
3. Select the BIOS/Driver/Applications and download.
4. Follow the directions on the screen and install the necessary software.
Important service information
Important:
BIOS and device driver fixes are customer-installable. The BIOS and device
drivers are posted on the customer support site:
http://consumersupport.lenovo.com/.
Strategy for replacing FRUs

Lenovo B575 Specifications

General

Processor cache	1 MB
Processor cores	2
Processor model	E2-2000
Processor family	AMD E
Processor frequency	1.75 GHz
Processor cache type	L2
Processor manufacturer	AMD
Motherboard chipset	-
Internal memory	4 GB
Internal memory type	DDR3-SDRAM
Maximum internal memory	8 GB
Storage media	HDD
Optical drive type	DVD Super Multi
Card reader integrated	Yes
Total storage capacity	500 GB
Compatible memory cards	Memory Stick (MS), MMC, MS PRO, SD, SDHC, xD
Number of HDDs installed	1
Number of SSDs installed	0
HD type	Not supported
Display surface	Gloss
Display diagonal	15.6 \
Display resolution	1366 x 768 pixels
Native aspect ratio	16:9
Discrete graphics card model	Not available
On-board graphics card model	AMD Radeon HD 7340
On-board graphics card family	AMD Radeon HD 7000
Front camera resolution (numeric)	0.3 MP
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version	4.0
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Charging port type	DC-in jack
Headphone connectivity	3.5 mm
USB 2.0 ports quantity	4
Keyboard layout	QWERTY
Operating system installed	FreeDOS
Form factor	Clamshell
Product type	Laptop
Product color	Black
Battery life (max)	3 h
Number of battery cells	6

Weight and Dimensions

Depth	252 mm
Width	378 mm
Height	33.1 mm
Weight	2350 g