Lenovo Y40 50 Series Hmm
Lenovo Y40-70/Y40-80/ Y50-70/Y50-80/Y50-70 Touch/ Y50-80 Touch Maintenance
Hardware Manual
First Edition (Mar. 2014)
© Copyright Lenovo 2014. All rights reserved.
LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration 'GSA' contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No. GS-35F-05925.
© 2014 Lenovo
| Contents | |||
|---|---|---|---|
| About this manual....................................... | iv | 1040 PCI Express Mini Card for wireless LAN.....................................................43 | |
| Safety information........................................ | 1 | 1050 DIMM.......................................................46 | |
| General safety | ................................................ 2 | 1060 LED board ...............................................48 | |
| Electrical safety | .............................................. 3 | 1070 Subwoofer (Y50-70/Y50-80/ Y50-70 Touch/Y50-80 Touch) | ...........................49 |
| Safety inspection guide .................................. | 5 | 1080 IO board...................................................50 | |
| Handling devices that are sensitive to | 1090 Fan assembly and Heat Sink assembly.... | 53 | |
| electrostatic discharge.................................... | 6 | 1100 System board............................................ | 58 |
| Grounding requirements................................. | 6 | 1110 Speakers..................................................63 | |
| Safety notices: multilingual translations.......... | 7 | 1120 LCD unit and power board.......................65 | |
| Laser compliance statement......................... 14 | 1130 Non-touch LCD unit (Y40-70/Y40-80/ Y50-70/Y50-80) ................................................70 | ||
| Important service information................... | 16 | 1140 Touch LCD unit (Y50-70 Touch/ Y50-80 Touch) ..................................................74 | |
| Strategy for replacing FRUs......................... | 16 | 1150 Camera....................................................78 | |
| Strategy for replacing a hard disk drive ............17 | 1160 Antenna assembly....................................80 | ||
| Important notice for replacing a system | Locations ...................................................... | 81 | |
| board | ................................................................17 | Front view and right-side view..........................81 | |
| Important information about replacing | Bottom and Left-side view ...............................83 | ||
| RoHS compliant FRUs ................................. | 18 | Parts list........................................................ | 84 |
| General checkout ...................................... | 19 | LCD FRUs........................................................92 | |
| What to do first ............................................. | 20 | Miscellaneous parts..........................................96 | |
| Power system checkout................................ | 21 | AC adapters......................................................97 | |
| Checking theAC adapter .................................21 | Screws..............................................................97 | ||
| Checking operational charging.........................21 | Power | ||
| Checking the battery | cords......................................................98 | ||
| Notices....................................................... | 101 | ||
| pack................................22 | |||
| Related service information ...................... Restoring the factory contents by using | ................................................ | 102 | |
| 23 | Trademarks | ||
| OneKey Recovery | ........................................ 23 | ||
| Restore of factory default .................................23 Passwords.................................................... | |||
| 24 | |||
| Power-on password..........................................24 Hard-disk | password..........................................24 | ||
| Administrator password....................................24 | 25 | ||
| Power management ..................................... | |||
| Screen blank state............................................25 Putting the computer to sleep or shutting | |||
| Putting your computer to sleep.........................25 | |||
| it down ..............................................................25 | |||
| Shutting down the Lenovo Y40-70/Y40-80/Y50-70/Y50-80/ | computer.............................25 | ||
| Y50-70 Touch/Y50-80 Touch ...................... Specifications | 26 ............................................... 26 | ||
| Status indicators........................................... Fn key combinations..................................... | 28 30 | ||
| FRU replacement | 31 | ||
| notices............................. Screw notices ..................................................31 | |||
| Removing and replacing an | 32 | ||
| FRU................. | |||
| 1010 Base cover...............................................33 1020 Battery pack.............................................36 drive.........................................39 | |||
| 1030 Hard disk |
Table Caption: This table of contents outlines a service manual for Lenovo laptops, detailing safety information, service strategies, component replacement procedures for various parts (including the system board, LCD, and hard drive), locations, parts lists, power management, specifications, and notices.
About this manual
This manual contains service and reference information for the following Lenovo product:
Lenovo Y40-70/Y40-80/Y50-70/Y50-80/Y50-70 Touch/Y50-80 Touch
Use this manual to troubleshoot problems.
The manual is divided into the following sections:
- The common sections provide general information, guidelines, and safety information required for servicing computers.
- The product-specific section includes service, reference, and product-specific parts information.
Important:
This manual is intended only for trained servicers who are familiar with Lenovo products. Use this manual to troubleshoot problems effectively.
Before servicing a Lenovo product, make sure to read all the information under 'Safety information' on page 1 and 'Important service information' on page 16.
Safety information
This chapter presents the following safety information that you need to get
