NEC Versa 4050H Vintage Laptop Manuals

Manuals and User Guides for NEC Versa 4050H Vintage Laptop. We have 1 NEC Versa 4050H Vintage Laptop manual available for free PDF download: Service Manual

NEC Versa 4050H Service Manual

NEC Versa 4050H Service Manual (72 pages)

Brand: NEC | Category: Laptop | Size: 1.13 MB

Table of Contents

Preface
2
Table of Contents
3
List of Figures

7
Technical Information

7
- NEC Versa 4000 Series System Features
  7
- Hardware Overview
  8
  - Liquid Crystal Display (LCD)
    8
- NEC Versa 4000 Series (Rear View)
  8
  - CPU Board
    9
  - I/O Board
    9
  - Sound Board
    9
  - Infrared (IR) Front Assembly, Rear Assembly
    10
  - Battery Pack
    10
  - CMOS Battery
    10
  - Bridge Battery
    10
  - PCMCIA Slots
    11
  - Diskette Drive and the NEC Versabay II
    11
  - Keyboard
    11
  - NEC Versaglide
    11
- System Memory
  11
  - Memory Map
    12
  - NEC Versa 4000 Series System Memory Map
    12
List of Tables

13
Setup and Operation

29
- Unpacking the System
  29
- Hardware Setup
  29
  - Cable Connections
    30
- Power and I/O Connector Locations
  30
  - I/O Connector Descriptions
    30
- Operating Controls
  31
  - Keyboard Panel Controls
    31
- Right Side Panel Controls
  31
  - Status Bar
    32
  - Status Bar Location
    32
- Control and Switch Functions
  32
  - Status Icons
    33
  - Battery Status
    33
- Status Bar Icons
  33
  - Function Keys (Fn Keys)
    34
  - Smart Power Switch
    34
- Fnkey Operations
  34
  - Dip Switch
    35
    
    Dip Switch Location
    35
    
    Dip Switch Settings
    35
- Power-On Self-Test (Post)
  36
  - POST Errors
    37
  - POST Error Messages
    37
- Setup Utility
  38
  - Accessing Setup
    38
    
    With an Error at POST
    38
    
    With no Errors at POST
    38
  - Setup Screen
    39
    
    Setup Keys
    39
- Changing/Setting Parameter Settings
  39
- Setup Key Functions
  39
- Parameter Options
  41
- System Parameter Settings
  41
  - Parameter Descriptions
    42
    
    Time/Date
    42
    
    Drives
    42
    
    Peripherals
    42
    
    Security
    43
    
    Power Savings
    43
- Security Options
  44
  - System Password
    44
    
    Using the System Password
    44
  - Keyboard Lock Hotkey
    45
- BIOS Update Utility (BUU)
  45
  - Precautions
    45
  - Downloading the Update Utility
    45
  - Using the Update Utility
    46
  - Menu Functions
    48
  - Connecting the AC Adapter
    51
- Power Sources
  51
  - AC Adapter
    51
  - Battery Power
    52
    
    Recharging the Battery Pack
    52
- Replacing the Battery Pack
  52
- Battery Cover Latch Location
  53
- Battery Pack Replacement
  53
- Battery Bay Cover Replacement
  54
  - Saving Battery Power
    54
- Automatic Power-Saving Features
  55
Illustrated Parts Breakdown

56
Appendix A Connector Locations and Pin Assignments

62

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