Lenovo G50-70 User Manual

54
G50-30/G50-45/G50-70/G50-70m/Z50-70 Hardware Maintenance Manual
1110 System board
Important notices for handling the system board:
When handling the system board, bear the following in mind.
• Be careful not to drop the system board on a bench top that has a hard surface,
such as metal, wood, or composite.
• Avoid rough handling of any kind.
• During the whole process, make sure not to drop or stack the system board.
• If you put a system board down, make sure to put it only on a padded surface such
as an ESD mat or conductive corrugated material.
Foraccess,removetheseFRUsinorder:
• “1010Batterypack”onpage33
• “1020Basecover”onpage34
• “1030Opticaldrive”onpage36
• “1040Harddiskdrive”onpage37
• “1050PCIExpressMiniCardforwirelessLAN”onpage39
• “1070Fanassembly”onpage42
• “1080Keyboard”onpage44
• “1090Keyboardbezel”onpage47
• “1100ODDboardandUSB&audioboard”onpage50
Figure 11. Removal steps of system board
Disconnectthetwoconnectorsinthedirectionsshownbyarrows
1
and
2
.



Lenovo G50-70 Specifications

General

Operating System	Windows 8.1
Weight	2.5 kg (5.51 lbs)
Processor	Intel Core i3/i5/i7 (4th Gen)
RAM	Up to 8GB DDR3
Storage	Up to 1TB HDD
Display	15.6-inch HD (1366x768) or FHD (1920x1080)
Graphics	AMD Radeon R5 M230
Battery	Up to 4 hours
Optical Drive	DVD-RW
Connectivity	Wi-Fi 802.11 b/g/n, Bluetooth 4.0
Ports	1 x USB 3.0, 2 x USB 2.0, HDMI, VGA