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Preface Notebook Computer N850HZ 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 N850HZ 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 N850HZ 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 Specifications Processor Options Video Adapter Intel® Core™ i7 Processor Intel® HD Graphics 630 i7-7700HQ (2.80GHz) Dynamic Frequency 8MB Smart Cache, 14nm, DDR4-2400MHz, TDP 45W Intel Dynamic Video Memory Technology Intel® Core™ i5 Processor Microsoft DirectX®12 Compatible Latest Specification Information i5-7300HQ (2.50GHz) Storage The specifications listed here are correct at the...
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Introduction Interface Communication One USB 2.0 Port Built-In Gigabit Ethernet LAN One USB 3.0 (USB 3.1 Gen 1) Type A Port 1.0M HD PC Camera Module (Factory Option) 2.0M FHD PC Camera Module One USB 3.0 (USB 3.1 Gen 1) Type A Port and one USB 3.0 (Factory Option) M.2 3G or 4G Module (USB 3.1 Gen 1) Type C Port WLAN/ Bluetooth M.2 Modules:...
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. Power Button 6.
Introduction External Locator - Front & Right Side Views Figure 2 Front View 1. LED Indicator FRONT VIEW Figure 3 Right Side View 1. Headphone-Out RIGHT SIDE VIEW Jack 2. Microphone-In Jack 3. USB 2.0 Port 4. USB 3.0 (USB 3.1 Gen 1) Type A Port 5.
Introduction External Locator - Left Side & Rear View Figure 4 Left Side View 1. DC-In Jack 2. RJ-45 LAN Jack 3. External Monitor Port LEFT SIDE VIEW 4. HDMI-Out Port 5. USB 3.0 (USB 3.1 Gen 1) Type C Port (Factory Option) USB 3.1 Gen 2 Type C Port...
Introduction Mainboard Overview - Top (Connectors) Figure 9 Mainboard Top Connectors 1. DC-In Jack 2. RJ-45 LAN Jack 3. External Display Port 4. HDMI-Out Port 5. USB Port 3.0/3.1 (Type C) Connector 6. USB Port 3.0/3.1 (Type A) Connector 7. Multi-in-1 Card Reader 8.
Chapter 2: Disassembly Overview This chapter provides step-by-step instructions for disassembling the N850HZ 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 Battery: To remove the 3G Module: 1. Remove the battery page 2 - 5 1.
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Disassembly Removing the Battery Figure 1 Battery Removal 1. Turn the computer off, and turn it over. 2. Slide the latch in the direction of the arrow (Figure 1a). a. Slide the latch in the 3. Slide the latch in the direction of the arrow. direction of the arrow.
Disassembly Removing the Keyboard Figure 2 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 Hard Disk Drive Figure 3 The hard disk drive can be taken out to accommodate other 2.5" serial (SATA) hard disk drives with a height of 7mm HDD Assembly (h). Follow your operating system’s installation instructions, and install all necessary drivers and utilities (as outlined in Removal Chapter 4 of the User’s Manual) when setting up a new hard disk.
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Disassembly 5. Remove screws from the HDD assembly (Figure 4b). Figure 4 6. Slightly lift and pull the hard disk assembly in the direction of arrow (Figure 4c HDD Assembly 7. Lift the hard disk assembly out of the bay (Figure 4d Removal (cont’d.) 8.
Disassembly Removing the System Memory (RAM) Figure 5 RAM Module The computer has two memory sockets for 260 pin Small Outline Dual In-line Memory Modules (SO-DIMM) supporting Removal DDR4 2400 MHz. The main memory can be expanded up to 16GB. The total memory size is automatically detected by the POST routine once you turn on your computer.
Disassembly Removing and Installing the M.2 SSD Module Figure 6 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 6a).
Disassembly Removing the Wireless LAN Module Figure 7 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 7a).
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 8 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 8a b.
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Disassembly Removing the CCD Figure 9 CCD Removal 1. Turn off the computer, turn it over to remove the battery (page 2 - 2. Lay the computer down on a flat surface with the top case up forming a 90 degree angle. Carefully remove the a.
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Disassembly 5. Disconnect the cable (Figure 10c). Figure 10 6. Remove the CCD module (Figure 10d). CCD Removal 7. Reverse the process to install a new CCD module. (cont’d) c. Disconnect the cable. d. Remove the CCD mod- ule. 11.
Appendix A:Part Lists This appendix breaks down the N850HZ 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 N850HZ notebook’s PCB’s. The following table indicates where to find the appropriate schematic diagram. Diagram - Page Diagram - Page Diagram - Page Table B - 1...
Schematic Diagrams VGA Frame Buffer Interface Term Description U150C BGA_0908_P080_P085_P100_290X290 FBB_CMD[31:0] The total trace length measured COMMON FBB_CMD[31:0] 14,15 from GPU ball to capacitor is Under GPU 3/19 FBB Frame Buffer Interface no more than 150 mil The total trace length measured FBB_D[31:0] U150D from GPU ball to capacitor is no...
Schematic Diagrams VGA I/O U150K U150L U150M BGA_0908_P080_P085_P100_290X290 BGA_0908_P080_P085_P100_290X290 U150N BGA_0908_P080_P085_P100_290X290 COMMON COMMON BGA_0908_P080_P085_P100_290X290 COMMON 7/19 IFPC 8/19 IFPD COMMON 9/19 IFPEF 4/19 DACA ALL PINS NC FOR GF117 ALL PINS NC FOR GF117 ALL PINS NC FOR GF117 GF108/GKx N17P GB4C-128 N17P...
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Schematic Diagrams VGA NVVDD Coupling Gary_from RS1 to PJ74 NVVDD Gary_Change Value U150G U150I U150E U150H BGA_0908_P080_P085_P100_290X290 BGA_0908_P080_P085_P100_290X290 NVVDD BGA_0908_P080_P085_P100_290X290 BGA_0908_P080_P085_P100_290X290 COMMON COMMON COMMON COMMON C169 C234 C166 C158 Gary_D02 for common design(to X6S) 16/19 GND_1/2 14/19 NVVDD 10/19 XVDD 17/19 GND_2/2 AM25...
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Schematic Diagrams PS8625 Sheet 18 of 58 PS8625 Gary_DEL PS8625 Title Title Title [18] PS8625(EDP TO LVDS) [18] PS8625(EDP TO LVDS) [18] PS8625(EDP TO LVDS) Size Size Size Document Document Document Number Number Number R e v R e v R e v 6-71-N8500-D02 6-71-N8500-D02...
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Schematic Diagrams HDMI Differential pair mismatch < 5 mil R4.4 CPU to Level Shift total trace length < 5.5” ,via count 2 ,referenc e t o ground . Level Shift to HDMI connector total trace length < 1” ,via count 2 ,referenc e t o ground .
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Schematic Diagrams HDD, Click TP, Audio, Hall Con.. FOR SUPPORT OPTANE project, SATA HDD POWER GATEING HDD CONNECT1 (MASTER) SATA_5VS PJ75 *OPEN-3mm SATA_5VS U159 6-20-43790-122 Gary_for OPTANE control 2.5A 2.5A J_HDD1 Gen3 VOUT C835 C836 C837 C838 JHDD_SATA_TXP2 C812 0.01u_16V_X7R_04 VOUT JHDD_SATA_TXN2 SATA_TXP2...
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Schematic Diagrams LED, CCD, TPM, Power SW Con. NGFF B & M KEY TPM 2.0 (SLB9665TT) PCI E S S D L E D S A T A WLAN LED L E D WLAN ON PIN24 S S D L E D B I O S Windows 7 WLAN OFF...
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Schematic Diagrams Audio Codec ALC269 VC2 PCB Footprint ALC26 9 VC2-QFN48-6 X 6M AUDIO CODEC ALC269 VC2 EMI Require Layout note: PVDD1_2 HCB1005KF-121T20 GND and AUDG space is *HCB1005KF-121T20 60mils ~ 100mils AUDG DVDD_IO For 3.3V HDA Link. R373 *20mil short-p C520 C519 Gary_DEL C898(base on common design)
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Schematic Diagrams Audio Board *0_04 *0_04 6-71-N8508-D03 USB PORT(PORT9) USB2.0 CON *0_04 *0_04 AC12 *22u_6.3V_X5R_08 AGND A_5V *0_04 *0_04 60 mil A_USBVCC2 0.1u_10V_X7R_04 A_USBVCC2 AGND 60 mil 60 mil AUDIO BOARD Connector VOUT AC10 22u_6.3V_X5R_08 AGND AC18 AC20 CLOSE TO CONNECTOR 10u_6.3V_X5R_06 AJ_USB2 AD37...
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Schematic Diagrams Power Switch Board *0_04 *0_04 6-71-N850S-D03 *0_04 *0_04 POWER SW BOARD *0_04 *0_04 Sheet 54 of 58 Power Switch Board BH_3.3VS BH_3.3VS POWER POWER POWER BUTTON BUTTON BOTTOM 6-53-31500-B41 820_06 820_06 For N850 BSW1 Gary_change for ME T4BJB10BQR 6-13-82001-2AB 6-13-82001-2AB BJ_SW1...
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Schematic Diagrams Hall Sensor Board HALL Sensor Board Sheet 55 of 58 H_VDD3 6-02-09249-LC0 OLD Value MH248-ALFA-ESO 6-02-00248-LC2 100K_04 Hall Sensor Board HRN1 HJ_HALL1 H_VDD3 H_LIDSW# H_LID_SW# H_GND H_LID_SW# *10mil_short AH9249NTR-G1 0_8P4R_04 FP226H-004S10M *100p_50V_NPO_04 N85RC_RN *V15AVLC0402 HRN2 H_LID_SW# H_GND H_GND H_GND H_GND H_GND...
Schematic Diagrams LED Board *0_04 *0_04 6-71-N8704-D04 *0_04 *0_04 *0_04 *0_04 6-52-55001-021 GREEN YELLOW HDD LED WLAN LED L_LED_HDD# 220_04 L_3.3VS RY-SP190YG34-5M WLAN ON GREEN YELLOW Windows 7 L_AIRPLAN_LED# Airplane mode 220_04 WLAN OFF L_3.3VS RY-SP190YG34-5M Airplane ON 6-52-55001-021 Windows 8 Airplane OFF WLAN/BLUETOOTH GREEN/YELLOW...
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.