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Preface Notebook Computer N550RN Service Manual...
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Preface Notice The company reserves the right to revise this publication or to change its contents without notice. Information contained herein is for reference only and does not constitute a commitment on the part of the manufacturer or any subsequent ven- dor.
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This manual is intended for service personnel who have completed sufficient training to undertake the maintenance and inspection of personal computers. It is organized to allow you to look up basic information for servicing and/or upgrading components of the N550RN se- ries notebook PC.
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Preface IMPORTANT SAFETY INSTRUCTIONS Follow basic safety precautions, including those listed below, to reduce the risk of fire, electric shock and injury to per- sons when using any electrical equipment: 1. Do not use this product near water, for example near a bath tub, wash bowl, kitchen sink or laundry tub, in a wet basement or near a swimming pool.
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Preface Instructions for Care and Operation The notebook computer is quite rugged, but it can be damaged. To prevent this, follow these suggestions: Don’t drop it, or expose it to shock. If the computer falls, the case and the components could be damaged. Do not expose the computer Do not place it on an unstable Do not place anything heavy...
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Preface Avoid interference. Keep the computer away from high capacity transformers, electric motors, and other strong mag- netic fields. These can hinder proper performance and damage your data. Take care when using peripheral devices. Use only approved brands of Unplug the power cord before peripherals.
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Preface Battery Precautions • Only use batteries designed for this computer. The wrong battery type may explode, leak or damage the computer. • Do not continue to use a battery that has been dropped, or that appears damaged (e.g. bent or twisted) in any way. Even if the computer continues to work with a damaged battery in place, it may cause circuit damage, which may possibly result in fire.
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Preface Related Documents You may also need to consult the following manual for additional information: User’s Manual on CD/DVD This describes the notebook PC’s features and the procedures for operating the computer and its ROM-based setup pro- gram. It also describes the installation and operation of the utility programs provided with the notebook PC. System Startup 1.
Preface Contents Introduction ..........1-1 Main Board ................... A-5 HDD ....................A-6 Overview ..................1-1 LCD ....................A-7 Specifications ..................1-2 Schematic Diagrams......... B-1 External Locator - Top View with LCD Panel Open ......1-4 External Locator - Front & Right Side Views .........1-5 System Block Diagram ..............B-2 External Locator - Left Side &...
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Preface PCH 6/8 ..................B-28 Unzip the downloaded files to a bootable CD/DVD or PCH 7/8 ..................B-29 USB Flash drive ................C-1 PCH 8/8 ..................B-30 Set the computer to boot from the external drive ......C-1 USB 3.0 ..................B-31 Use the flash tools to update the BIOS ...........C-2 M.2 SATA &...
Chapter 1: Introduction Overview This manual covers the information you need to service or upgrade the N550RN series notebook computer. Information about operating the computer (e.g. getting started, and the Setup utility) is in the User’s Manual. Information about dri- vers (e.g.
Introduction External Locator - Top View with LCD Panel Open Figure 1 Top View 1. PC Camera 2. *PC Camera LED *When the PC camera is in use, the LED will be illuminated. 3. Built-In Array Microphone 4. LCD 5. Speakers 6.
Introduction External Locator - Front & Right Side Views Figure 2 Front View 1. LED Indicator FRONT VIEW Figure 3 Right Side View 1. Multi-in-1 Card RIGHT SIDE VIEW Reader 2. USB 3.0 Ports 3. RJ-45 LAN Jack External Locator - Front & Right Side Views 1 - 5...
Introduction External Locator - Left Side & Rear View Figure 4 Left Side View 1. Security Lock Slot 2. External Monitor Port LEFT SIDE VIEW 3. Headphone-Out Jack 4. Microphone-In Jack 5. S/PDIF-Out Jack 6. USB 2.0 Port 7. USIM Card Reader (for 3G/4G USIM Cards) Figure 5...
Introduction External Locator - Bottom View Figure 6 Bottom View 1. Vent Overheating To prevent your com- puter from overhea- ting, make sure no- thing blocks any vent while the computer is in use. External Locator - Bottom View 1 - 7...
Introduction Mainboard Overview - Top (Connectors) Figure 9 Mainboard Top Connectors 2. Connector 4. Keyboard Cable Connector 5. FAn Cable COnnector 6. DC-In Jack 7. USB Port 3.0 Connector 8. Mini Display Port 9. HDMI-Out Port 10. USB Port 3.0 Connector 11.
Chapter 2: Disassembly Overview This chapter provides step-by-step instructions for disassembling the N550RN series notebook’s parts and subsystems. When it comes to reassembly, reverse the procedures (unless otherwise indicated). We suggest you completely review any procedure before you take the computer apart.
Disassembly NOTE: All disassembly procedures assume that the system is turned OFF, and disconnected from any power supply (the battery is removed too). Maintenance Tools The following tools are recommended when working on the notebook PC: • M3 Philips-head screwdriver •...
Disassembly Maintenance Precautions The following precautions are a reminder. To avoid personal injury or damage to the computer while performing a re- moval and/or replacement job, take the following precautions: Power Safety Warning 1. Don't drop it. Perform your repairs and/or upgrades on a stable surface. If the computer falls, the case and other Before you undertake components could be damaged.
Disassembly Disassembly Steps The following table lists the disassembly steps, and on which page to find the related information. PLEASE PERFORM THE DISASSEMBLY STEPS IN THE ORDER INDICATED. To remove the Keyboard: 1. Remove the keyboard page 2 - 5 To remove the Battery: 1.
Disassembly Removing the Keyboard Figure 1 Keyboard Removal 1. Turn off the computer, turn it over. 2. Remove screws from the bottom of the computer. a. Remove the screws from 3. Open it up with the LCD on a flat surface before pressing at point to release the keyboard module (use the spe- the bottom of the compu- cial eject stick...
Disassembly Removing the Battery Figure 2 Battery Removal 1. Turn the computer off, and turn it over. 2. Remove the SD card cover and screws (Figure 2a). a. Remove the SD cover 3. Carefully lift the bottom case up from point and remove it (Figure 2b and screws.
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Disassembly 5. Carefully disconnect the cable , then remove screws (Figure 3b Figure 3 6. Lift the battery off the computer (Figure 3e Battery Removal 7. Reinsert the bottom case starting from point as shown (Figure 3f) to avoid damaging the rear eSATA/USB 3.0 (cont’d.) port.
Disassembly Removing the Hard Disk Drive Figure 4 HDD Assembly The hard disk drive can be taken out to accommodate other 2.5" serial (SATA) hard disk drives with a height of 9.5mm Removal or 7mm (h). Follow your operating system’s installation instructions, and install all necessary drivers and utilities (as outlined in Chapter 4 of the User’s Manual) when setting up a new hard disk.
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Disassembly 4. Slightly lift and pull the hard disk assembly in the direction of arrow (Figure 5c Figure 5 5. Lift the hard disk assembly out of the bay (Figure 5d HDD Assembly 6. Remove screws and bracket from the hard disk (Figure 5e Removal (cont’d.) 7.
Disassembly Removing the System Memory (RAM) Figure 6 RAM Module The computer has two memory sockets for 204 pin Small Outline Dual In-line Memory Modules (SO-DIMM) supporting Removal DDR3L up to 1600 MHz. The main memory can be expanded up to 16GB. The total memory size is automatically de- tected by the POST routine once you turn on your computer.
Disassembly Removing and Installing the M.2 SSD Module Figure 7 M.2 SSD Module M.2 SSD Module Removal Procedure Removal 1. Turn off the computer, turn it over, remove the battery (page 2 - 2. The M.2 SSD module will be visible at point on the mainboard (Figure 7a).
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Disassembly M.2 SSD Installation Procedure (for PM951 only) Figure 8 M.2 SSD Module 1. Place the thermal pad on the module as shown (Figure 8a). Installation 2. Insert the module in the computer Figure 8b 3. Tighten the screw to secure it in place (Figure 8c).
Disassembly Removing the Wireless LAN Module Figure 9 Wireless LAN 1. Turn off the computer, turn it over, remove the battery (page 2 - Module Removal 2. The Wireless LAN module will be visible at point on the mainboard (Figure 9a).
Disassembly Wireless LAN, Combo, 3G & LTE Module Cables Note that the cables for connecting to the antennae on WLAN, WLAN & Bluetooth Combo, 3G and LTE modules are not labelled. The cables/covers (each cable will have either a black or transparent cable cover) are color coded for iden- tification as outlined in the table below.
Disassembly Removing the 3G Module Figure 10 3G Module Removal Procedure 3G Module Removal 1. Turn off the computer, remove the battery (page 2 - a. Locate the module. 2. Locate the module, it is visible at point Figure 10a b.
Appendix A:Part Lists This appendix breaks down the N550RN series notebook’s construction into a series of illustrations. The component part numbers are indicated in the tables opposite the drawings. Note: This section indicates the manufacturer’s part numbers. Your organization may use a different system, so be sure to cross-check any relevant documentation.
Part List Illustration Location The following table indicates where to find the appropriate part list illustration. Table A - 1 Part List Illustration Part Location page A - 3 Bottom page A - 4 page A - 5 Main Board page A - 6 page A - 7 A - 2...
Schematic Diagrams Appendix B: Schematic Diagrams This appendix has circuit diagrams of the N550RN notebook’s PCB’s. The following table indicates where to find the appropriate schematic diagram. Diagram - Page Diagram - Page Diagram - Page Table B - 1...
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Schematic Diagrams GPU Power 2/2 Cold boot/Optimus: 3V3_AON 3V3_RUN NVVDD PEX_VDD FBVDDQ NVVDD PHASE 1 and 2 The ramp time for any rail must be more than 40us and is recommended to be less than 2ms 3V3_RUN GC6 2.0 Exit: 3V3_RUN NVVDD, PEX_VDD PJ45 PR196 *CV-40mil...
Schematic Diagrams LED Board LJ_LED1 AC IN/POWER ON LED BAT CHARGE/FULL LED FP225H-012S10M PCB Footprint = fp225-012g LLED_ACIN LLED_PWR LLED_BAT_FULL LLED_PWR LLED_ACIN LLED_BAT_CHG LLED_BAT_CHG LLED_BAT_FULL LLED_NUM# LLED_CAP# LLED_SCROLL# 2K_1%_04 2K_1%_04 LLED_AIRPLAN# 2K_1%_04 2K_1%_04 LLED_SATA# LED_GND Orange LED White LED Orange LED White LED L_3.3VS Vf=1.8V...
Schematic Diagrams Power Board POWER SWITCH LED LID SWITCH IC PSU1, PSU2 B5VS B5VS BVDD3 20mils 20mils 100K_04 AH9249NTR-G1 ( 0603 SIZE ) 1K_1%_04 1K_1%_04 BLID_SW# 20mils 20mils White LED White LED *1u_16V_Y5V_06 0.1u_16V_Y5V_04 *100p_50V_NPO_04 FSL-3810060W-FASNL1930LT FSL-3810060W-FASNL1930LT 6-52-57001-024-1 6-52-57001-024-1 BGND BGND BGND BGND...
Download the BIOS computer model. 1. Go to www.clevo.com.tw and point to E-Services and click E-Channel. Note that BIOS versions 2. Use your user ID and password to access the appropriate download area (BIOS), and download the latest BIOS files...
BIOS Update Use the flash tools to update the BIOS 1. Make sure you are not loading any memory management programs such as HIMEM by holding the F8 key as you see the message “EFI Shell”. You will then be prompted to give “Y” or “N” responses to the programs being loaded by EFI Shell.