Asus C403NA Service Manual
Hide thumbs Also See for C403NA:

Advertisement

Quick Links

Service Overview
C403NA Service manual
COPYRIGHT INFORMATION
No part of this manual, including the products and software described in it, may be reproduced,
transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by
any means, except documentation kept by the purchaser for backup purposes, without the express
written permission of ASUSTeK COMPUTER INC.("ASUS").
ASUS PROVIDES THIS MANUAL "AS IS"WITHOUT WARRANTY OF ANY KIND, EITHER
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED
WARRANTIES OR CONDITIONS OF MERCHANTABILITY OR FITNESS FOR A
PARTICULAR PURPOSE. IN NO EVENT SHALL ASUS, ITS DIRECTORS, OFFICERS,
EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR
CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS OF PROFITS, LOSS OF
BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSINESS AND THE LIKE),
EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
ARISING FROM ANY DEFECT OR ERROR INTHIS MANUAL OR PRODUCT.
Products and corporate names appearing in this manual may or may not be registered trademarks or
copyrights of their respective companies, and are used only for identification or explanation and to the
owners' benefit, without intent to infringe.
SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE
FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECTTO CHANGE AT
ANY TIME WITHOUT NOTICE, AND SHOULD NOT BE CONSTRUED AS A
COMMITMENT BY ASUS. ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY
ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUDING THE
PRODUCTS AND SOFTWARE DESCRIBED IN IT.
Copyright ○
2023 ASUSTeK COMPUTER INC. All Rights Reserved.
c
LIMITATION OF LIABILITY
Circumstances may arise where because of a default on ASUS' part or other liability, you are entitled to
recover damages from ASUS. In each such instance, regardless of the basis on which you are entitled to
claim damages from ASUS, ASUS is liable for no more than damages for bodily injury (including death)
and damage to real property and tangible personal property; or any other actual and direct damages
resulted from omission or failure of performing legal duties under this Warranty Statement, up to the
listed contract price of each product.
ASUS will only be responsible for or indemnify you for loss, damages or claims based in contract, tort or
infringement under this Warranty Statement.
1-1
V1.0

Advertisement

Table of Contents
loading

Summary of Contents for Asus C403NA

  • Page 1 Warranty Statement, up to the listed contract price of each product. ASUS will only be responsible for or indemnify you for loss, damages or claims based in contract, tort or infringement under this Warranty Statement.
  • Page 2 Service Overview This limit also applies to ASUS' suppliers and its reseller. It is the maximum for which ASUS, its suppliers, and your reseller are collectively responsible. UNDER NO CIRCUMSTANCES IS ASUS LIABLE FOR ANY OF THE FOLLOWING: (1) THIRD-PARTY CLAIMS AGAINSTYOU FOR DAMAGES; (2) LOSS OF, OR DAMAGE TO,YOUR RECORDS OR DATA;...
  • Page 3: Service Overview

    Carefully read through this chapter for a look at various components of the notebook before performing any service and repairs. o provide the best service and support for the ASUS C403 series Notebook, we have provided the below information for technicians from distributors and resellers to perform the complete notebook disassembly and assembly.
  • Page 4 Service Overview 1. Microphone 2. Camera indicator 3. Camera 4. Display panel 5. Keyboard 6. Touchpad 7. Power button V1.0 1 - 4...
  • Page 5 Disassembly Procedure Bottom View 1. Audio speakers Right View 1.USB 3.1 Gen 1 port 2. USB 3.1 Gen 1 Type-C port/Display Port/ Power (DC) input port combo port 3.Kensington Security Slot Left View 1. USB 3.1 Gen 1 Type-C port/Display Port/ Power (DC) input port combo port 2.
  • Page 6 Disassembly Procedure Components O N E N T S The illustrations below show the components of the X430. L C D The illustration below shows the LCD. LCD Bezel B E Z E L The illustration below shows the LCD bezel. LCD Cover C O V E R The illustration below shows the LCD cover.
  • Page 7 Disassembly Procedure Top Case C A S E The illustration below shows the top case. Bottom Case O M C A S E The illustration below shows the bottom case. Thermal Module R M A L The illustration below shows the thermal module. D U L E 2 - 7 V1.0...
  • Page 8 Disassembly Procedure Main Board B O A R D The illustration below shows the main board. Battery Pack T T E R Y The illustration below shows the battery pack. 2 - 8 V1.0...
  • Page 9 Disassembly Procedure IO Board The illustration below shows the IO board. B O A R D Touchpad C H P A D The illustration below shows the touchpad. Camera A M E R A The illustration below shows the camera. 2 - 9 V1.0...
  • Page 10 Disassembly Procedure Speaker E A K E R The illustration below shows the speaker. BACK A T E D A R T 2 - 10 V1.0...
  • Page 11: Disassembly Procedure

    Please follow the information provided in this section to perform the complete disassembly procedure of the Notebook. Be sure to use proper tools described before. SUS C403NA notebook consists of various modules. This chapter describes the procedure for the complete notebook disassembly and assembly (Assemble document please look up from the last page).
  • Page 12 Disassembly Procedure Appropriate Tools The illustrations below show the appropriate tools that should be used for the notebook’s service and repair. Cross Screwdriver Please according to different screw specification and choose different screwdriver and head. Below photos are for reference only. Use a cross screwdriver to fasten/remove screws.
  • Page 13 Disassembly Procedure Tweezers Use a pair of tweezers to remove/insert flexible cables. BACK BACK 2 - 13 V1.0...
  • Page 14: Touch Pad Module

    Disassembly Procedure Touch pad Module The illustrations below show how to remove and disassemble the Touch PAD Module. Remove Touch Pad Module 1. Follow below numbers to remove 10 screws on the Bottom case module. Assembly Notice: Follow the reverse numbers to lock screws. Screw tightening torque (Kg F-cm): 2 KG±...
  • Page 15 Disassembly Procedure 2. Use disassembly tool to pry up the BTM CASE DOOR ASSY 3. Remove the rest of 4 screws on bottom case ,remove battery connector cover , disconnect the Battery connector,KB and touchpad cable . Assembly notice: Insert FFC to the bottom until just accord with the line when lock the latch Screw tightening torque (Kg F-cm): 2 KG±...
  • Page 16 Disassembly Procedure M2.0* L2.5 Notice: Before disassembly, please be sure to pull out adapter and disconnect the battery more than ten seconds in order to avoid IC damage. 2 - 16 V1.0...
  • Page 17 Disassembly Procedure 4. Use disassembly tool to pry up the sides of the top case. 4.Remove gasket from touchpad and then remove 3 screws on the touchpad. Then disconnect the TP FFC on the touchpad Assembly Notice: follow the reverse numbers to lock screws. Screw tightening torque: 2.0±...
  • Page 18 Disassembly Procedure M2.0* L2.5 2 - 18 V1.0...
  • Page 19 C403NA-1A TOP CASE MODULE//  C403NA-1A BTM CASE DOOR ASSY//  TOUCHPAD FOR C300SA//ELAN/SA461D-1005  C403NA TP FFC 6P 0.5MM L232MM//XINYA/X18AA1-5850-HF  C403NA-1A BTM BATTERY DOOR  Total screw *17 (Actual part name depends on different SKU.) BACK 2 - 19...
  • Page 20: Battery Module

    Disassembly Procedure Battery Module The illustration below shows how to remove the battery module. Remove Battery Module Remove 5 screws on the Battery module Assembly Notice: Follow the reverse numbers to lock screws. Screw tightening torque (Kg F-cm): 2KG± 0.2kgf. 2 - 20 V1.0...
  • Page 21 Disassembly Procedure M2.0* L3.0 Parts  C403NA BATT 4CELL 46WH//CPT/CA4040B5G *1  Total screw *5 (Actual part name depends on different SKU.) BACK Thermal & Main Board Module The illustration below shows how to remove the Thermal & Main Board module.
  • Page 22 Disassembly Procedure 2.Remove 5 screws on Main Board. Screw tightening torque (Kg F-cm): 2.5±0.2 kgf. Screw tightening torque (Kg F-cm): 2.0±0.2 kgf. Screw tightening torque (Kg F-cm): 2.5±0.2 kgf. 2 - 22 V1.0...
  • Page 23 Disassembly Procedure M2*3L M2.0* L2.5 3.Disconnect the speaker connector. 5. Remove 2 screws on the Thermal Module Assembly Notice: follow the reverse numbers to lock screws. Screw tightening torque (Kg F-cm): 2.0±0.2 kgf. M2.0* L2.0 2 - 23 V1.0...
  • Page 24 Disassembly Procedure Assembly notice: Please change new one, If FPC or FFC is damage during disassembly. 2 - 24 V1.0...
  • Page 25 Here are some samples of FPC or FFC damage: Parts  C403NA MAIN_BD._MODULE/AS*1  FFC CABLE 30P 0.5MM*1  FFC CABLE 40P 0.5MM *1  C403NA TH MOD ASSY*1  Total screw *7 (Actual part name depends on different SKU.) 2 - 25 V1.0...
  • Page 26 Disassembly Procedure BACK 2 - 26 V1.0...
  • Page 27 Disassembly Procedure IO board Module The illustrations below show how to separate the IO board module Remove 3 screws on the IO board . Screw tightening torque: 2.5KG±0.2kgf. Screw tightening torque: 2.0KG±0.2kgf. 2 - 27 V1.0...
  • Page 28 Disassembly Procedure M2.5* L4.5 M2.0* L2.5 Parts  C403NA IO_BD.*1  Total screw *3 (Actual part name depends on different SKU.) BACK 2 - 28 V1.0...
  • Page 29: Speaker Module

    The illustrations below show how to remove the Speaker Module. Remove Speaker Module Assembly Notice: Please well arrange the cables and put it in the hook slot as below Parts  C403NA-1A SPEAKER SET *1 (Actual part name depends on different SKU.) BACK 2 - 29 V1.0...
  • Page 30: Lcd Module

    Disassembly Procedure LCD Module The illustrations below show how to remove and disassemble the LCD Module of the notebook. 1.Remove the HINGE COVER PART, remove 2 screws from the LCD BEZEL Screw tightening torque: 2.5KG±0.2kgf. M2.5* L4.5 2.Use a plastic blade to pry the hinge cap and remove it. 3.Remove 8 screws on the hinge ,4 screws on LCD bracket and take it away.
  • Page 31 Disassembly Procedure Notice: If you need to replace hinges (hinge covers), please make sure hinge (hinge cover) R and hinge (hinge cover) L are the same vendor 2 - 31 V1.0...
  • Page 32 Parts  C403NA-1A HINGE R *1  C403NA-1A HINGE L *1  C403NA-1A 14.0' HD US *1  C403NA-1A LCD BEZEL SUB ASSY *1 BACK  Total screw *12 (Actual part name depends on different SKU.) 2 - 32 V1.0...
  • Page 33: Camera Module

    Disassembly Procedure Camera Module The illustrations below show how to remove and disassemble the Camera Module of the notebook. WIFI ANTENNA 1. Remove the Assembly Notice: Please well arrange the cables and put it in the hook slot as below 2.
  • Page 34 Disassembly Procedure Parts  CAMERA HD FIX 3.3V ARRAYMIC CL *1  C403NA CMOS EDP CABLE HD *1  C403NA WIFI ANTENNA*1 BACK  C403NA-1A LCD COVER SUB ASSY *1 (Actual part name depends on different SKU) 2 - 34...

Table of Contents