Lenovo V520S Owner's manual

V520S
User Guide and
Hardware Maintenance Manual
Machine Type (MT):
10NM, 10NN
Energy Star MT:
10NM, 10NN
Overview
Locations of indicators,
connectors, and
controls provided on
your computer
Replaceable parts
Locations of the
replaceable parts on
your computer
Specications
Specications of your
computer
Replacing FRUs
Replacing instructions
for Field Replaceable
Units (FRUs) (for
technicians only)
Computer locks
Locking devices for
your computer
Replacing CRUs
Replacing instructions
for Customer
Replaceable Units
(CRUs)

2
Overview.........................................3
Front view....................................................................... 3
Rear view........................................................................ 4
System board................................................................6
Machine type and model label................................... 8
Specications.................................9
Computer locks ............................11
Locking the computer cover ....................................11
Attaching a Kensington-style cable lock...............11
Replacing hardware......................12
Before replacing hardware .......................................12
Handling static-sensitive devices...........................12
Knowing replaceable parts.......................................13
Customer Replaceable Units (CRUs)........................... 13
Field Replaceable Units (FRUs)..................................... 13
CRUs and FRUs locations..............................................14
Replacing CRUs............................17
Before replacing CRUs ..............................................17
Removing the computer cover ................................19
Replacing the front bezel..........................................20
Replacing the optical drive .......................................21
Pivoting the drive bay assembly upward and
downward ....................................................................22
Replacing the storage drive......................................23
Replacing the 3.5-inch primary storage drive............ 23
Replacing the 2.5-inch primary storage drive............ 24
Replacing the 2.5-inch secondary storage drive....... 25
Replacing a memory module...................................27
Replacing the heat sink and fan assembly ...........29
Replacing the coin-cell battery................................30
Replacing a PCI Express card..................................31
Replacing the Wi-Fi card...........................................32
Replacing the M.2 solid-state drive........................34
Replacing the M.2 solid-state drive bracket .........36
Replacing the power supply assembly ..................37
Completing the parts replacement.........................38
Replacing FRUs ............................40
Before replacing FRUs...............................................40
Replacing the internal speaker ................................42
Replacing the thermal sensor..................................44
Replacing the Wi-Fi antennas..................................46
Replacing the power button board .........................47
Replacing the card reader.........................................49
Replacing the microprocessor.................................51
Replacing the system board ....................................53
Notices & Trademarks ..................55
Notices..........................................................................55
Trademarks .................................................................56
Contents

Overview 3
Overview
Front view
Note Your computer model might look slightly different from the illustration.
1Optical drive eject/close button
Used to eject the tray of the optical drive. After you insert a disc
into the tray, press the eject/close button to close the tray.
2Optical drive status indicator
This indicator is on when the optical drive is in use.
3Card reader slot (optional)
Used to read data from a supported memory card.
4Power indicator
This indicator is on when the computer is on.
5Power button
Used to turn on your computer. When you cannot shut down the
computer from the operating system, press and hold the power
button for four or more seconds to turn off the computer.
6Microphone connector
Used to connect a microphone to your computer. You can use the
microphone to record sounds or interact with the computer using
speech-recognition software.
7Headphone connector
Used to connect headphones to your computer.
8USB 3.0 connectors (4)
Used to connect a USB-compatible device. For optimal data
transfer, connect a USB 3.0 device to a USB 3.0 connector instead
of a USB 2.0 connector.
9Storage drive status indicator
This indicator is on when the storage drive is in use.
10 Internal speaker (optional)
Used to listen to the sounds from your computer without using a
headset or headphones.

Overview 4
Rear view
Note Your computer model might look slightly different from the illustration.
1Microphone connector
Used to connect a microphone to your computer when you want
to record sound or use speech recognition software.
2VGA-out connector
Used to send video signals from the computer to another video
device, such as a monitor.
3DisplayPort®-out connector
Used to send audio and video signals from the computer to
another audio or video device, such as a high-performance
monitor.
4HDMI™-out connector
Used to send audio and video signals from the computer to
another audio or video device, such as a high-performance
monitor.
5USB 3.0 connectors (2)
Used to connect a USB-compatible device. For optimal data
transfer, connect a USB 3.0 device to a USB 3.1 or USB 3.0
connector instead of a USB 2.0 connector.
6USB 2.0 connectors (2)
Used to connect a device that requires a USB 2.0 connection.
7Audio line-out connector
Used to send audio signals from the computer to external
devices, such as powered stereo speakers, headphones, or
multimedia keyboards. To connect a stereo system or other
external recording device, connect a cable between the audio line-
in connector of the device and the audio line-out connector of the
computer.
Note If your computer has both an audio line-
out connector and a headset or headphone
connector, always use the headset connector
or headphone connector for earphones,
headphones, or a headset. The headphone
connector does not support headset
microphones.

Overview 5
8Audio line-in connector
Used to receive audio signals from an external audio device, such
as a stereo system. To attach an external audio device, connect a
cable between the audio line-out connector of the device and the
audio line-in connector of the computer.
9Serial connector
Used to connect an external modem, a serial printer, or other
devices that use a serial connector.
10 Ethernet connector
Used to connect an Ethernet cable for network access.
11 Security-lock slot
Used to secure a Kensington-style cable lock.
12 Padlock loop
Used to secure a padlock.
13 PCI-Express card area
To improve the operating performance of the computer, you
can connect PCI-Express cards into this area. Depending on the
computer model, the connectors in this area vary.
14 Power cord connector
Used to connect the power cord to your computer for power
supply.

Overview 6
System board
Note See Front view or Rear view for additional component descriptions.
14-pin power connector
2Microprocessor fan connector
3Memory slot (DIMM2)
4Memory slot (DIMM4)
5Buzzer
6Internal speaker connector
710-pin power connector
8SATA power connectors (2)
9SATA 3.0 connectors (3)
10 Auxiliary fan connector 1
11 Power button board connector
12 M.2 solid-state drive slot
13 Thermal sensor connector

Overview 7
14 Front USB 2.0 connector 2
(Card reader connector)
15 Front USB 2.0 connector 1
16 Parallel connector
17 Serial (COM2) connector
18 PCH
19 PCI Express x1 card slot
20 M.2 Wi-Fi card slot
21 PCI Express x16 graphics card slot
22 System fan connector
23 Coin-cell battery
24 Microprocessor socket

Overview 8
Machine type and model label
The machine type and model label identies the computer. When you contact Lenovo for help, the machine
type and model information helps support technicians to identify the computer and provide faster service.
The machine type and model label is attached on the side of the computer as shown.

Specications 9
Specications
Power supply 180 watt automatic voltage-sensing power supply
Storage drives •3.5-inch storage drive
•2.5-inch storage drive
•M.2 solid-state drive
Video features The integrated graphics card supports the following:
•DisplayPort-out connector
•HDMI-out connector
•VGA-out connector
Audio features The integrated audio card supports the following:
•Audio line-in connector
•Audio line-out connector
•Headphone connector
•Internal speaker (optional)
•Microphone connector
The optional discrete audio card provides an enhanced audio experience
and extended capabilities.
Input/Output (I/O) features •Audio connectors (audio line-in, audio line-out, headphone, and
microphone)
•Card reader slot (optional)
•Display connectors (DisplayPort-out, HDMI-out, and VGA-out)
•Ethernet connector
•Serial connector
•USB connector

Specications 10
Expansion •Card reader (optional)
•Memory slot
•Optical drive
•PCI Express x1 card slot
•PCI Express x16 graphics card slot
•Storage drive bay
Network features •Ethernet LAN
•Wireless LAN (optional)
•Bluetooth (optional)
Physical dimensions •Width: 89.0 mm (3.5 inches)
•Height: 343.5 mm (13.5 inches)
•Depth: 290.5 mm (11.4 inches)
Weight (without the package) Maximum conguration as shipped: 4.8 kg (10.6 lb)