ProStar N850HL Service Manual Download

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Preface

Contents

Introduction ..............................................1-1

Overview .........................................................................................1-1
Specifications  ..................................................................................1-2
External Locator - Top View with LCD Panel Open ......................1-4
External Locator - Front & Right Side Views .................................1-5
External Locator - Left Side & Rear View  .....................................1-6
External Locator - Bottom View  .....................................................1-7
Mainboard Overview - Top (Key Parts)  .........................................1-8
Mainboard Overview - Bottom (Key Parts) ....................................1-9
Mainboard Overview - Top (Connectors)  .....................................1-10
Mainboard Overview - Bottom (Connectors)  ...............................1-11

Disassembly ...............................................2-1

Overview .........................................................................................2-1
Maintenance Tools  ..........................................................................2-2
Connections ..................................................................................... 2-2
Maintenance Precautions .................................................................2-3
Disassembly Steps ...........................................................................2-4
Removing the Keyboard ..................................................................2-5
Removing the Battery ......................................................................2-6
Removing the Hard Disk Drive .......................................................2-8
Removing the System Memory (RAM)  ........................................2-10
Removing and Installing the M.2 SSD Module  ............................2-11
Removing the Wireless LAN Module ...........................................2-13
Wireless LAN, Combo, 3G & LTE Module Cables  .....................2-14
Removing the 3G Module  .............................................................2-15

Part Lists ..................................................A-1

Part List Illustration Location ........................................................ A-2
Top ................................................................................................. A-3
Bottom ............................................................................................ A-4

Main Board ................................................................................... A-5
HDD .............................................................................................. A-6
LCD ............................................................................................... A-7

Schematic Diagrams................................. B-1

System Block Diagram  ...................................................................B-2
Processor 1/6 ...................................................................................B-3
Processor 2/6 ...................................................................................B-4
Processor 3/6 ...................................................................................B-5
Processor 4/6 ...................................................................................B-6
Processor 5/6 ...................................................................................B-7
Processor 6/6 ...................................................................................B-8
DDR3 CHA SO-DIMM ..................................................................B-9
DDR3 CHB SO-DIMM  ................................................................B-10
PS8625 ..........................................................................................B-11
Panel, Inverter ...............................................................................B-12
Mini DP Port .................................................................................B-13
HDMI PS8201  ..............................................................................B-14
VGA Frame Buffer Interface ........................................................B-15
VGA Frame Buffer Interface ........................................................B-16
VGA Frame Buffer A  ...................................................................B-17
VGA Frame Buffe A .....................................................................B-18
VGA Frame Buffer B  ...................................................................B-19
VGA Frame Buffer B  ...................................................................B-20
VGA I/O  .......................................................................................B-21
VGA NVVDD Decoupling ...........................................................B-22
PCH 1/8  ........................................................................................B-23
PCH 2/8  ........................................................................................B-24
PCH 3/8  ........................................................................................B-25
PCH 4/8  ........................................................................................B-26
PCH 5/8  ........................................................................................B-27