Lenovo G Z 50 Series Hmm
Lenovo G50-30/G50-45/ G50-70/G50-70m/Z50-70/ Z50-75/G50-80
Hardware Maintenance Manual
Notes:
- Before using this information and the product it supports, be sure to read the general information under 'Notices' on page 91.
- This manual applies to the following models: Lenovo G50-30/G50-45/G50-70/G50-70m/Z50-70/Z50-75/G50-80. The illustrations used in this manual are for Lenovo G50-70 unless otherwise stated.
First Edition (Oct. 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 |
|---|---|
| Safety information........................................ | 1 |
| General safety ................................................ | 2 |
| Electrical safety | .............................................. 3 |
| Safety inspection guide | .................................. 5 |
| Handling devices that are sensitive to electrostatic discharge.................................... | 6 |
| Grounding requirements................................. | 6 |
| Safety notices: multilingual translations.......... | 7 |
| Laser compliance statement......................... | 14 |
| Important service information................... | 16 |
| Strategy for replacing FRUs......................... | 16 |
| Strategy for replacing a hard disk drive | ............17 |
| Important notice for replacing a system board | .....17 |
| Important information about RoHS compliant FRUs ................................. | replacing 18 |
| General checkout | ...................................... 19 |
| What to do first | ............................................. 20 |
| Power system checkout................................ | 21 |
| Checking theAC adapter | .................................21 |
| Checking operational charging.........................21 | |
| Checking the battery pack................................22 | |
| Related service information ...................... | 23 |
| Restoring the factory contents by using OneKey Recovery ........................................ | 23 |
| Restore of factory default | .................................23 |
| Passwords.................................................... | 24 |
| Power-on password..........................................24 | |
| Hard-disk password..........................................24 | |
| Administrator password....................................24 Power management ..................................... | 25 |
| Screen blank state............................................25 | |
| Putting the computer to sleep or shutting it down.................................................25 | |
| Putting your computer to sleep.........................25 | |
| Shutting down the computer.............................25 | |
| Lenovo G50-30/G50-45/G50-70/G50-70m/ | |
| Z50-70/Z50-75/G50-80................................. Specifications ............................................... | 26 26 |
| Hotkeys......................................................... | 29 |
| Status indicators........................................... | 30 |
| FRU replacement notices............................. | 31 |
| Screw notices | ..................................................31 |
| Removing and replacing an | FRU................. 32 |
| 1010 Battery pack.............................................33 | |
| 1020 Base cover...............................................34 | |
| 1030 Optical drive.............................................36 | |
| 1040 Hard disk drive.........................................37 |
Table Caption: This table is a table of contents for a service manual, outlining sections and their corresponding page numbers. It covers safety information, service strategies, checkout procedures, passwords, power management, specifications, hotkeys, status indicators, and detailed FRU (Field Replaceable Unit) replacement instructions.
| 1050 PCI Express Mini Card for wireless LAN.....39 | |
|---|---|
| 1060 DIMM.......................................................41 | |
| 1070 Fan assembly | ..........................................42 |
| 1080 Keyboard | .................................................44 |
| 1090 Keyboard bezel......................................... | 47 |
| 1100 ODD board and USB&audio board..........50 | |
| 1110 System board | ............................................ 54 |
| 1120 Heat sink assembly..................................57 | |
| 1130 Speakers and DC-in cable.......................58 | |
| 1140 LCD unit...................................................60 | |
| 1150 LCD front bezel, LCD panel, and hinges | .....62 |
| 1160 Camera....................................................65 | |
| 1170 LCD cable and antenna assembly........... | 67 |
| Locations | ...................................................... 68 |
| Front view and right-side view..........................68 | |
| Bottom and Left-side view | ...............................69 |
| Parts list........................................................ | 70 |
| Overall | ..............................................................71 |
| LCD FRUs........................................................82 | |
| Keyboard | ..........................................................84 |
| Miscellaneous parts..........................................86 | |
| AC adapters......................................................87 | |
| Screws..............................................................87 | |
| Power cords......................................................88 | |
| Notices......................................................... | 91 |
| Trademarks | .................................................. 92 |
Table Caption: This table appears to be a parts list, likely from a service manual, detailing various computer components with corresponding page numbers for more information. It categorizes parts from system components to accessories and includes location information.
About this manual
This manual contains service and reference information for the following Lenovo product:
Lenovo G50-30/G50-45/G50-70/G50-70m/Z50-70/Z50-75/G50-80
Use this manual to troubleshoot problems.
The manual is divided into the following sections:
