Contents
FUJITSU Lifebook U5313X Tablet

Product Information
Specifications
- Product Name: LIFEBOOK U5313X
- Version Date: 17.05.2023
- Category: System Upgrades and Repairs
- Version Number: 1.0
- Classification: Non-classified – public
Product Usage Instructions
System Upgrades and Repairs
We recommend printing out the relevant sections of this chapter prior to installation as the device for installing/removing hardware components needs to be switched off.
Preparation
- Ensure that the device is switched off and not in power-saving mode.
- Disconnect the mains plug before opening the device.
- Press and hold the power button for approximately 5-10 seconds to discharge any remaining power.
- Remove all externally connected cables.
- Take care not to pinch any cables when installing/removing components.
- Ensure that installed components do not exceed the permitted operating temperature.
Target Audience
- Please take note of the target audience addressed in these instructions. Damage to the device incurred as a result of unqualified methods used during repair work, as well as the use of unsuitable spare parts or assemblies during the repair work or upgrades of the device, may void your warranty claim.
BIOS Update
- During a system expansion or a hardware upgrade, it is possible that the BIOS must be updated. You can find more information in the technical information provided for your device.
Installation and Removal of Components
Information on the installation and removal of components
- Always ensure there is a static discharge (e.g., by touching a grounded object) prior to commencing with the work. The devices and tools being used must not be statically charged. Only touch the components along the edges or on the areas marked in green (contact points). Contacts and electronic components must not touch when handling components equipped with ESD protection.
Screws
- Screw: M2.5XL2.5 (D4.5)
- Screwdriver: Phillips PH00 (ISO 8764)
- Screw: M2.5XL6 (D4.5)
- Screwdriver: Phillips PH00 (ISO 8764)
FAQ
- Q: How should I prepare before installing or removing components?
A: Before installing or removing components, make sure to switch off the device, disconnect the mains plug, press and hold the power button to discharge any remaining power, and remove all externally connected cables. - Q: What should I do if the installed components heat up intensely during operation?
A: Ensure that the installed components do not exceed the permitted operating temperature. - Q: Can I use unqualified methods or unsuitable spare parts during repair work?
A: No, using unqualified methods or unsuitable spare parts during repair work or upgrades may void your warranty claim.
System Upgrades and Repairs LIFEBOOK U5313X
- Version date
- 17.05.2023
- Category
- System Upgrades and Repairs
- Version number
- 1.0 Classification Non classified public
System Upgrades and Repairs
- We recommend printing out the relevant sections of this chapter prior to installation as the device for installing/removing hardware components needs to be switched off.
- The following illustrations may differ from your device, depending on its configuration and features.
- If you have received any further documents with your device, you should read these through carefully.
Please note the following instructions before installing/removing system components
- The device must be switched off when installing/removing components and it must not be in power-saving mode.
- Disconnect the mains plug before opening the device.
- Press on the power button for approx. 5-10 seconds in order to discharge the remaining power.
- Remove all externally connected cables.
- Take care not to pinch any cables when installing/removing components.
- Please ensure that the installed components that might heat up intensely during operation do not exceed the permitted operating temperature.
Please take note of the target audience addressed in these instructions. Damage to the device incurred as a result of unqualified methods used during repair work as well as the use of unsuitable spare parts or assemblies during the repair work or upgrades of the device may void your warranty claim.
- During a system expansion or a hardware upgrade, it is possible that the BIOS must be updated. You can find more information in the technical information provided for your device.
Information on the installation and removal of components
- These instructions provide information on disassembling the device in addition to upgrading or exchanging components.
- The steps in these instructions describe the removal of a component. Installation is carried out in the reverse order.
- Specifics are separately described after the removal.
- Please pay attention to the locking mechanism (indentations and centring pins) when installing hardware components.
- Note that some components on the mainboard may be very hot if the device was in use shortly before the case was removed.
- Utmost care is required during installation and removal to avoid damaging components.
- Use a non-slip base.
- Never use items with sharp edges (screwdrivers) to lever them out.
- Parts with Electrostatic Sensitive Devices (ESD) can be identified by a corresponding label.
When dealing with boards with ESDs, the following points must always be observed
- Always ensure there is a static discharge (e.g. by touching a grounded object) prior to commencing with the work.
- The devices and tools being used must not be statically charged.
- Only touch the components along the edges or on the areas marked in green (contact points).
- Contacts and electronic components must not touch when handling components equipped with ESD protection.
Screws

Tools
- Screwdriver: Phillips PH00 (ISO 8764)

- Plastic tool (from iFixit: Part # 922-5065)

- Plastic tool (from iFixit: Part # SKU: EU145335-1)

Switch off the battery
- Required work steps
- Close the notebook
- Remove cables and components
- Required tools:
- Pin for SimTray or
- e.g. wire or pen

- Press the battery reset button for 5 seconds.

Remove the SIM card cover
- Required work steps:
- Close the notebook
- Remove cables and components
- Required tools:
- none

- Open the cover (1).

- Pull the cover out completely (2).

- Remove the cover (3).

Insert the SIM card cover
- Required work steps:
- Close the notebook
- Remove cables and components
- Remove the SIM card cover
- Required tools:
- none

- Insert the bracket (1) of the cover into the opening for the SIM card holder (2).
- Close the SIM card cover (3).

Remove the pen
- Required work steps:
- Close the notebook
- Remove cables and components
- Required tools:
- none

- Remove the pen in the direction of the arrow (1).

Insert the pen
- Required work steps:
- Close the notebook
- Remove cables and components
- Remove the pen
- Required tools:
- none
- Move the pen in the direction of the arrow (1).

Mandatory Support Bulletins
- SB-M-10030
Minimum requirements to properly finalize hardware repairs on mobile systems
- SB-M-15007
WIN8x & WIN10 – Spare product key for repaired devices
- For any information about ESD, please refer to the web-based training course “ESD in electronics“
- SB-M-22005
Creating a new Maintenance USB Stick FjAHDT.
- SB-M-22009
Instructions for using the FjAHDT tool.
Remove the lower assy
- Required work steps:
- Close the notebook
- Remove cables and components
- Switch off the battery
- Required tools:
- Screwdriver: Phillips PH00
- Plastic tool

- Remove the screws (1).
- Remove the cover (2).
Remove the battery
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Required tools:
- Screwdriver: Phillips PH00
- The improper exchanging of the lithium battery can result in a danger of explosions!
- The lithium battery may be replaced only by a battery recommended by the manufacturer.
- Do not dispose of lithium batteries in the household waste. They must be disposed of in accordance with local regulations on hazardous waste.

Remove the screws (1).- Remove the cable (2).
- Remove the battery (3).
Insert the battery
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Required tools:
- Screwdriver: Phillips PH00

- Connect the cable.

- Tighten the screws (1).
- Once the battery has been replaced, the AC adapter needs to be connected to the device so the battery is once again ready for use.
Remove the M.2 module
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Required tools:
- Screwdriver: Phillips PH00

- Screwdriver: Phillips PH00
- Remove the screw (1).
- Remove the module (2).
Insert the M.2 module
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Required tools:
- Screwdriver: Phillips PH00
Please note the coding. 
- Insert the module (1).
- Tighten the screw (2).
Remove the LTE module
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Required tools:
- Screwdriver: Phillips PH00
- Plastic tool

- Remove the cables (1).
- Remove the screw (2).
- Remove the module (3).
Remove the fan
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Required tools:
- Screwdriver: Phillips PH00


- Screwdriver: Phillips PH00
- Remove the cable (1).
- Remove the screws (2).

- Open the connector lock and remove the cable (1).
- Open the connector lock and remove the cable (1).
- Remove the screw (2).
- Remove the sub board (3).

Remove the fingerprint sensor / power button
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Remove the LTE module
- Remove the sub board
- Required tools:
- Screwdriver: Phillips PH00

- Remove the fingerprint sensor/power button (1).
Remove the speaker
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Required tools:
- Screwdriver: Phillips PH00
- plastic tool

- Remove the cable (1).
- Remove the speakers (2).
Remove the SmartCard reader
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Remove the speaker
- Required tools:
- Screwdriver: Phillips PH00
Remove the SmartCard reader 
- Remove the screw (1).
- Remove the cover (2).
- Open the connector locks and remove the cables (3).
- Remove the SmartCard reader (4).

Remove the touchpad buttons sub board
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Required tools:
- Screwdriver: Phillips PH00
- Plastic tool


- Open the connector locks and remove the cables (1).
- Remove the screws (2).
- Remove the sub board (3).
- Remove the cable (4).
- Remove the touchpad buttons (5)
Remove the CMOS battery
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Required tools:
- Plastic tool

- Remove the cable (1).
- Remove the battery (2).

Remove the pen garage
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Required tools:
- Screwdriver: Phillips PH00


- Remove the cable (1).
- Remove the screw (2).
- Remove the pen garage (3).
Remove the keyboard
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Required tools:
- Plastic tool

- Plastic tool
- Open the connector locks and remove the cables (1).
- Press the latch in the direction of the arrow (2)
- Turn the device over.

- Lift the plastic strip (1).
- Slide the plastic strip in the direction of the arrow (2, 3).
- Remove the plastic strip (4).

- Slide the keyboard in the direction of the arrow (5).
- Remove the keyboard (6).
Remove the mainboard / WLAN / memory
- Required work steps:
-
Switch off the battery
-
Remove the lower assy
-
Remove the battery
-
Remove the M.2 module
-
Remove the LTE module
-
Remove the fan
-
- Required tools:
- Screwdriver: Phillips PH00
- Plastic tool

- Please observe the information in SB-M-22009.
- Open the connector locks and remove the cables (1).
- Remove the cable.
- Remove the screws (2).
- Remove the USB Type-C bracket (3) (image on the right).
- Remove the adhesive tape and the cable (4).
- Remove the sub board (5).
Remove the rear camera
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Remove the M.2 module
- Remove the LTE module
- Remove the fan
- Remove the mainboard / WLAN / memory
- Required tools:
- Plastic tool
Open the connector lock and remove the cable (1).
- Remove the rear camera in the direction of the arrow (2).
Remove the LCD assy
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Remove the pen garage
- Required tools:
- Screwdriver: Phillips PH00
- Plastic tool

- Remove the screws (1).
- Remove the adhesive tape and the cables (2).
- Lift the upper assy until you can disconnect the LCD assy from the upper assy (3).
Remove the LCD cover
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Remove the LCD module
- Required tools:
- Plastic tool

- Plastic tool
- Open the LCD module (1).
- Disconnect the covers in the direction of the arrow (2)
- Remove the lower LCD front cover.

- The LCD panel is contained in the LCD front cover.

- Slide the cable into the hinge cover (1) in the direction of the arrow.

- Before assembling, route the LCD cable into the hinge cover.
Remove the hinges
- Required work steps:
- Switch off the battery
- Remove the lower assy
- Remove the battery
- Remove the LCD module
- Remove the LCD front cover
- Required tools:
- Screwdriver: Phillips PH00

- Screwdriver: Phillips PH00
- Remove the screws (1, 2).
- Remove the hinges (3).

- The camera and camera cables are part of the LCD cover.

- Please note the microphone covers.
LIFEBOOK U5313X
| Pos. | Spare part | Internal designation | Parts that can be replaced by customers | Parts that can be replaced by the service team | Upgradeable | Repairable |
| Mechanical parts: | ||||||
| 11 | – Rubber foot | x | ||||
| 71/72 | SIM slot cover/ dummy cover | Depending on the device configuration | x | |||
| 74 | Rubber corner | x | ||||
| 21 | Pen garage cover | x | ||||
| 24 | Pen holder | x | ||||
| 91 | Palm Vein bracket | x | ||||
| 82/81 | SmartCard frame/dummy | x | ||||
| 51 | Hinges | x | ||||
| 77 | Touchpad, Touchpad buttons | Click Assy | x | |||
| Case: | ||||||
| 10 | – Lower assy | Lower assy | x | |||
| 70 | – Upper assy | Upper assy | x | |||
| 60 | – Bottom LCD front cover (includes LCD display) | LCD Front cover includes LCD Panel | x | |||
| 50 | – LCD back cover | LCD back cover assy | x | |||
| AC adapter | x | |||||
| 30 | Battery | x | ||||
| 22 | Pen | x | ||||
| 20 | Pen garage | x | ||||
| 120 | Storage media (e.g. HDD, SSD, M.2 module) | Depending on the device configuration | x | x | ||
|
105 |
Cooling: | x | ||||
| – Fans | ||||||
| 100 | Mainboard | Depending on the device configuration | x | x | x | |
| 97 | Fingerprint sensor (incl. power button) | Depending on the device configuration | x | |||
| 98 | Power button | Depending on the device configuration | x | |||
| 110 | LTE module | x | ||||
| 78 | Camera (rear) | x | ||||
| 90 | Palm sensor | Depending on the device configuration | x | |||
| 140 | Keyboard | Depending on the device configuration | x | x | ||
| 101 | CMOS battery | x | ||||
| 40 | Speaker | x | ||||
| 78,83,80 | Sub board (e.g. touchpad, SmartCard Reader, fingerprint) |
Depending on the device configuration |
x |
|||
| Cables, flexprint cables and antennas | Depending on the device configuration | x | ||||
| Touchpad: replaceable by replacing the upper assy | ||||||
| WLAN module: exchangeable by changing the mainboard | ||||||
| Webcam (front): only by replacing the LCD front cover | ||||||
| Processor – only by replacing the mainboard | ||||||
| Graphics card: integrated in the main processor – only by replacing the mainboard |
Additional information LIFEBOOK U5313X
- Spare part availability:
- 5 years after end of product life
- Spare parts can be obtained from our approved and certified service partners: Spare parts – Fujitsu Technical Support pages from Fujitsu EMEA
- The exploded diagram is available at the following link:
- Exploded diagram – Fujitsu Technical Support pages from Fujitsu EMEA
Disposal information for recycling companies
These instructions are for the complete dismantling of a Fujitsu product. All materials can thereby be disposed of according to their provision in the EC directive 2012/19/EC (Waste Electrical and Electronic Equipment (WEEE)).
- Product group:
- Mobile PC
- Model:
- LIEFEBOOK U5313X

| Materials which must be disposed of in a special manner | ||
| Designation | Remarks | Quantity |
| Plastics which contain brominated flame retardant |
|
|
| Toner cartridges, liquid and paste-like, and colour toner | Not contained | |
| Asbestos waste and components which contain asbestos | Not contained | |
| Components which contain fire-proof ceramic fibres | Not contained | |
| Components which contain radioactive substances | Not contained | |
| Mass storage device(s) | ||
| Does the product contain mass storage devices? If so, is any of them soldered to a circuit board? | Mass storage devices are contained, and they are not soldered to a circuit board. | 1 – 2 |
| Required tools | ||
| Philips Screwdriver | ||
Version history
| Version | Date | Name | Change |
| 1.0 | 02.05.2023 | Act | Creation complete |
