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Samsung NP900X4D Service Manual Download Page 45

3. Desassembly and Reassembly

6.

Disconnect Keyboard, KBD backlit, Touchpad

From right to left: Keyboard, KBD backlit, T/P

7.

Remove Fan

Remove two screws to detach the fan

8.

Unplug antenna and unscrew wireless LAN module

9.

Remove Main/Sub board by unscrewing screws in red
circle.

SSD – 1 screw / Subboard – 3 screws / Mainboard –
5 screws

※

Caution: When reassembling the subboard, make

sure the board is fixed under the rib circled in red.

: Power switch/power LED may be damaged if
assembled on the rib.

Copyright© 1995-2012 SAMSUNG. All rights reserved.

3-2

Summary of Contents for NP900X4D

Page 1: ...900X4D SERVICEMANUAL NP900X4D Contents 1 Precaution 2 Introduction 3 Desassembly and Reassembly 4 Trouble shooting 5 System Wire Diagram Refer to the service manual in the GSPN see the rear cover for more information ...

Page 2: ...re 2 27 2 8 Bios Setup 2 29 2 9 HW Option Materials 2 34 3 Desassembly and Reassembly 3 1 3 1 Main System 3 1 3 2 TOP A ssy 3 4 3 3 LCD A ssy 3 6 4 Trouble shooting 4 1 4 1 General spec 4 1 4 2 Debugging Flow Chart 4 2 4 3 Diagnosis application 4 5 4 4 System Diagnosis 4 7 4 5 Hardware Troubleshooting 4 8 4 5 1 LCD 4 8 4 5 2 Problems related with Power 4 9 4 5 3 Others 4 11 4 6 CPU FAN Control 4 1...

Page 3: ...e wall outlet Electricity leakage may cause electric shock DEVICE UNDER TEST READING SHOULD NOT BE ABOVE 0 5mA LEAKAGE CURRENT TESTER TEST ALL EXPOSED METAL SURFACES 2 WIRE CORD ALSO TEST WITH PLUG REVERSED USING AC ADAPTER PLUG AS REQUIRED EARTH GROUND Figure 1 1 Leakage Current Test Circuit 6 Do not spray water on to the product to clean it There is a danger of electric shock or fire and it may ...

Page 4: ...touch the pin of an IC and carefully insert the IC into the black plastic package e When inserting an IC into a PCB be careful with the direction of the IC When installing an IC in the wrong direction it might become damaged f When carrying an IC package the IC with conducting material such as aluminum foil or conducting sponge so as to keep the voltage level of each of the terminals the same g Si...

Page 5: ...ground the product connect the ground to an exclusive ground terminal or metal water pipe Connect the ground cable to the ground terminal at the rear of the main body To ground the product connect the ground terminal of the product to a metal water pipe wall outlet or exclusive ground terminal with an electric wire equal to or thicker than 18 Never ground the product to a PVC water pipe phone line...

Page 6: ...ollow the instructions below 1 Perform the repair in a location without static electricity 2 Touch your hands to a metal water pipe or some metal object connected to the ground to discharge any static Electricity from your body before handling the parts 3 Touch only the edges of the board if possible 4 Do not touch any parts unless absolutely necessary 5 Disassemble the parts on the anti static el...

Page 7: ...2 Introduction 2 Introduction 2 1 Product Features Copyright 1995 2012 SAMSUNG All rights reserved 2 1 ...

Page 8: ...y test Display and Graphics LCD 15 0 SuperBright 400nit HD LED Display 1600 x 900 Anti Reflective Type LED LCD with Anti Glare Non Glare Panel TN Mode LCD Viewable Area 332 4 H x 186 975 V LCD Resolution HD 1600x900 Win7 Support 1600X900 1366 X 768 1280 X 720 1024 X 768 800 X 600 XP Support 1600X900 1366 X 768 1280 X 720 1024 X 768 800 X 600 Dot Pitch 0 20775 H x 0 20775 V Mm Viewing angle 45 45 1...

Page 9: ... GR Conversion Built in high performance 24 bit ADC 24 bit DAC Internal Interfaces Embedded stereo speakers Internal Array MIC Speaker Power Rating 2 Speakers x 2 0 Watt with enclosure each External Interfaces Microphone Headphone Combo Jack Support 4Pole Combo MIC GND SPK SPK Apple s approach SPDIF NOT SUPPORT Controls Keyboard volume control Side Volume button Sound effect Sound Alive Microphone...

Page 10: ...T combo module 802 11 abg Bluetooth 4 0 WIDI support Max Link Speed 300Mbps Link Speed is only standard value Actually value will decided by each environmant Chipset Jackson Peak2 Antenna 2 Antenna Support WLAN 2TX 2RX BT 1TX RX I O Interface Share Multi Card Slot 4 in 1 SD SDHC SDXC MMC vendor Jingshi Max support capacity 64GB comfirm of the competibility test I O Ports USB Port 1 x USB 2 0 port ...

Page 11: ...ls Battery capacity 8400mAh Voltage 7 4V Battery rating 60Wh Color Black Dimension 309x139 4x5 6mm W X D X H Weight appox 360 g Recharge time appox 3 3 hours AC Adapter AD 4019P Output Power 40W Dimension 94 X 67 X 17mm W x H x D Weight AC Adapter 250g Max Worldwide Compatibility Auto sensing 100 240VAC Line Frequency 50 60Hz Adapter Rating Input 90V 264V 1 0A Adapter Rating Output 19 0VDC 2 10A S...

Page 12: ...no plan to sell XP TRIM Do not support TRIM which purges data from the SSD s cells upon deletion and can prevent the slowdown that many solid state drives experience after prolonged use is generally considered to be the best thing to have happened to the devices for quite some time Location labeling 2 6 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 13: ...2 Introduction 2 3 Comparing product specifications Copyright 1995 2012 SAMSUNG All rights reserved 2 7 ...

Page 14: ...2 Introduction 2 4 Function of Product 2 8 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 15: ...2 Introduction Copyright 1995 2012 SAMSUNG All rights reserved 2 9 ...

Page 16: ...2 Introduction 2 10 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 17: ...2 Introduction Touch pad Copyright 1995 2012 SAMSUNG All rights reserved 2 11 ...

Page 18: ...2 Introduction Keyboard Keyboard arrangement and size can differ to by each country 2 12 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 19: ...2 Introduction Copyright 1995 2012 SAMSUNG All rights reserved 2 13 ...

Page 20: ...2 Introduction 2 5 New Technology ability Inner battery KBD Function 2 14 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 21: ...2 Introduction ALS Gesture Pad Copyright 1995 2012 SAMSUNG All rights reserved 2 15 ...

Page 22: ...2 Introduction USB 3 0 2 16 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 23: ...2 Introduction Copyright 1995 2012 SAMSUNG All rights reserved 2 17 ...

Page 24: ...2 Introduction Wireless Display 2 18 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 25: ...2 Introduction Copyright 1995 2012 SAMSUNG All rights reserved 2 19 ...

Page 26: ...2 Introduction 2 20 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 27: ...2 Introduction 2 6 Hardware Intel s 2012 Mobile Platform Chief River Copyright 1995 2012 SAMSUNG All rights reserved 2 21 ...

Page 28: ...2 Introduction 2 22 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 29: ...2 Introduction Copyright 1995 2012 SAMSUNG All rights reserved 2 23 ...

Page 30: ...2 Introduction 2 24 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 31: ...2 Introduction Copyright 1995 2012 SAMSUNG All rights reserved 2 25 ...

Page 32: ...2 Introduction WLAN SSD 2 26 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 33: ...ge Infineon TPM Utility Driver Touchpad Elan ETD0B00 1 0 Easy Settings 1 1 Easy Settings 1 1 for Amor2 Lotus Fast Boot KBD Launguage Exchanger ENG RUS sogou with ENG CHN KBD exchanger Easy Migration 1 0 Software Launcher 1 1 Fast Browsing for IE9 Samsung Theme Premium Design Movie cliip AnyWeb Universal Printer Sacnner Driver Easy Partition Manager 2 2 Electronic Manual Interactive guide EPOP Mult...

Page 34: ...or PC Adobe Reader 10 MUI Cyberlink Youcam 3 1 Intel Wireless Display Absolute Data Protection Infineon TPM Professional Package Software Previous New For more information product descriptions and installation training manuals refer to Chap 1 Consultation stage of development Consultation of development stage Known Issue Spec Please refer that Consulting Script Consultation 2 28 Copyright 1995 201...

Page 35: ...2 Introduction 2 8 Bios Setup Copyright 1995 2012 SAMSUNG All rights reserved 2 29 ...

Page 36: ...2 Introduction Bios Setup System memory share 2 30 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 37: ...2 Introduction Copyright 1995 2012 SAMSUNG All rights reserved 2 31 ...

Page 38: ...2 Introduction 2 32 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 39: ...2 Introduction Copyright 1995 2012 SAMSUNG All rights reserved 2 33 ...

Page 40: ...2 Introduction 2 9 HW Option Materials Basic Item 2 34 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 41: ...2 Introduction Option Materials mouse is currently being developed Code and description will be updated later Copyright 1995 2012 SAMSUNG All rights reserved 2 35 ...

Page 42: ...2 Introduction Wireless Mouse VGA LAN Adapter 2 36 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 43: ...2 Introduction Copyright 1995 2012 SAMSUNG All rights reserved 2 37 ...

Page 44: ...ssemble Battery Remove 7 screws to separate Battery from the system 3 Battery connector Pull the battery connector to remove battery 4 Disconnect Speaker Fan DC Jack LCD Cable Disconnect cables in the areas circled 5 Remove Subboard FPC Carefully remove subboard FPC not to damage the connector Also carefully detach double sided tape on the bottom side of the FPC 3 1 Copyright 1995 2012 SAMSUNG All...

Page 45: ...8 Unplug antenna and unscrew wireless LAN module 9 Remove Main Sub board by unscrewing screws in red circle SSD 1 screw Subboard 3 screws Mainboard 5 screws Caution When reassembling the subboard make sure the board is fixed under the rib circled in red Power switch power LED may be damaged if assembled on the rib Copyright 1995 2012 SAMSUNG All rights reserved 3 2 ...

Page 46: ... heatsink 11 Removing memory module Pull two hooks on the side to remove memory module 12 Separate Hinge When changing LCD Ass y remove 6 screws on the hinge to separate the LCD and top Refer to this section backwards for resassembly 3 3 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 47: ...3 Desassembly and Reassembly 3 2 TOP A ssy 1 TOUCHPAD Assembly 2 SUB PART Assembly 3 AUDIO GUIDE Assembly 4 ANTENNA Assembly Copyright 1995 2012 SAMSUNG All rights reserved 3 4 ...

Page 48: ...3 Desassembly and Reassembly 5 3 in 1 Assembly 3 5 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 49: ...ssembly and Reassembly 3 3 LCD A ssy CAUTION LCD is assembled as a whole unit Cannot disassemble LCD panel of the open cell structure So will not be reused Copyright 1995 2012 SAMSUNG All rights reserved 3 6 ...

Page 50: ...iagnostics Card Screwdrivers Tweezers Multi meter Oscilloscope Logic Analyzer Replace Units FRU Field Replaceable Unit DDR3 RAM Module 2 5 SATA HDD Wlan module Bluetooth Module System Fan LCD Panel Main Board System Fan Key Board Touch Pad Modem 0 3M Camera module Cables LCD Panel LCD Inverter 4 1 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 51: ...ooting 4 2 Debugging Flow Chart Debugging Flow of Samsung s computer product is universal between products Refer to attached Debugging Flowchart for more contents Copyright 1995 2012 SAMSUNG All rights reserved 4 2 ...

Page 52: ...4 Trouble shooting 4 3 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 53: ...4 Trouble shooting Copyright 1995 2012 SAMSUNG All rights reserved 4 4 ...

Page 54: ... program will be installed in C WinDiag4 After installation WinDiag4 will automatically start testing the system 4 Uninstallation After terminating the program Just delete C WinDiag4 folder Group Info It displays Group Item Name and Test Count If there is any FAIL or FAULT in the Group Item the color of title will be changed to Red Test Item It displays Test items included in this Group If there i...

Page 55: ...ftware that diagnose computer s H W components in DOS environment 2 How to use Pyxis First make Dos bootable USB memory or CD Copy all released files to the Dos bootable device After you boot using the Dos bootable device Select the menu that you want to execute Copyright 1995 2012 SAMSUNG All rights reserved 4 6 ...

Page 56: ...valuate the reason for the malfunction without disassembling the system when the system malfunctions and to test if the system operates normally after replacing a defective FRU Debugging Code In general if a defect of the circuit or part is detected during the system test the system stops at a particular code The error codes for each part of the system are listed in the following table Please Refe...

Page 57: ...lors of the screen are distorted 1 Check the connection status LCD Cable on Main board side connector Make sure Cable is inserted correctly 2 Check if there is a part of the LCD that is bent or broken due to impact Replace the front Ass y Copyright 1995 2012 SAMSUNG All rights reserved 4 8 ...

Page 58: ...ly turns off after being turned on 1 Since this may be a short circuit in the system Disconnect the power immediately disassemble the system and check if there are any conducting alien objects such as a screw inside 2 Check the connection status between the CPU and the RHE 3 RTC Reset Check if it is out of order 4 Replace Main Board Check if it is out of order 3 The system battery is not recharged...

Page 59: ...ss even though the SSD is recognized by CMOS the operating system of the SD may be corrupted or the SSD is out of order Format the SSD and reinstall the operating System If problem persists replace SSD 5 The system can power on but LED on power button does not lit up 1 Check if there is any material blocking the LED 2 Change Power switch FPC 3 Change Sub board Copyright 1995 2012 SAMSUNG All right...

Page 60: ...river in control panel 2 Make sure TP cable PCB is connected 3 Change front Ass y KBD function is abnormal or does not work 1 Try checking KBD driver in control panel 2 Check lighting of Caps Lock WLAN LED 3 Check KBD FFC KBD backlit FPC connection 4 Check bios setting 5 Change main board Camera function is abnormal or does not work 1 Check device manager and make sure camera driver under imaging ...

Page 61: ...us of the speaker cable and check if the speaker is out of order 4 Check if there is a magnetic object near the speaker 5 Replace Speaker If there is still no function change main sub board 2 There is no sound from the headphone mic 1 Check if the sound is muted after booting up Windows 2 Control panel confirmation Speaker Setting 3 Check main board around audio connector Check for any short circu...

Page 62: ...k the connection to another host 2 Wireless antenna connection or check the status of damage Antenna change 3 Wireless Lan module connection or check the status of damage 4 Check wlan module connector damage 5 Main board change Change Wireless LAN module The system temperature is too high 1 Check the system by using SAFC Samsung Advanced Fan Control program Tool Program reference 2 Check the conne...

Page 63: ...4 Trouble shooting 4 6 CPU FAN Control 1 Normal Mode AC 2 Normal Mode Battery 3 Silent Mode a Silent Mode Auto_on off b Silent Mode Low Copyright 1995 2012 SAMSUNG All rights reserved 4 14 ...

Page 64: ...g is Fan off or Minimum Fan Speed Press ON in ON OFF Control Fan is turned on to maximum fan speed Press OFF in ON OFF Control Fan returns to default setting Fan Voltage Measurement Read Fan RPM indicated in SAFC Fan Voltage Pass Fail determination If Fan RPM satisfies rpm spec 10 then Fan test is PASS 4 15 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 65: ...eless LAN R F is turned off BatteryManager Maximum Battery Mode b Measuring Tool BatteryMark v 4 0 1 3 If a customer complains about the battery usage time let them know that the battery usage time may differ depending on the model specifications and the usage environment and recommend the following usage environment for longer battery time a Use the company s power saving program BatteryManager a...

Page 66: ...4 Trouble shooting 4 8 H W Upgrade HDD Upgrade 4 17 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 67: ...4 Trouble shooting Memory Upgrade Memory Pull two hooks on the side to remove memory module Copyright 1995 2012 SAMSUNG All rights reserved 4 18 ...

Page 68: ...5 System Wire Diagram 5 System Wire Diagram 5 1 System Layout 1 System Layout 2 LCD Layout 5 1 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 69: ...5 System Wire Diagram 3 Height Simulation 4 KBD Copyright 1995 2012 SAMSUNG All rights reserved 5 2 ...

Page 70: ...5 System Wire Diagram 5 2 System Component 5 3 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 71: ... m HDMI connector 22 Mic chip 2 PCH 5 60pin B2B connector Sub board to main board 8 Battery connector 11 KBD connector 14 Keyboard Backnit connetor 17 USB 2 0 connector 20 LAN dongle connector 3 SODIMM Memory connector 6 RTC battery 9 DC in cable connector 12 TPM 15 Fan connector 18 Audio combo jack 21 Speaker connetor left Copyright 1995 2012 SAMSUNG All rights reserved 5 4 ...

Page 72: ...t Sub BD 1 USB 3 0 connector 2 USB 3 0 connector 3 VGA dongle connector 4 4 in 1 socket 5 Speaker connetor right 6 60pin B2B connector Sub board to main board 7 SSD connector 8 Power S W 5 5 Copyright 1995 2012 SAMSUNG All rights reserved ...

Page 73: ...apan https gspn2 samsungcsportal com N America S America https gspn3 samsungcsportal com This Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law 2012 Samsung Electronics Co Ltd All rights reserved Printed in Korea Code No ...

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