HP 9000 540 Manuals

Manuals and User Guides for HP 9000 540. We have 1 HP 9000 540 manual available for free PDF download: Service Manual

HP 9000 540 Service Manual

HP 9000 540 Service Manual (141 pages)

HP 9000 Series 500 Computers Service manual

Brand: HP | Category: Desktop | Size: 5.92 MB

Table of Contents

Table of Contents
5
Chapter 1. General Information

11
- Introduction
  11
- Description
  12
- Warnings, Cautions, and Notes
  13
- Repair Philosophy
  13
- Ac Components/Power Cords
  14
- Safety
  14
  - General Safety Procedure
    14
  - Safety Guidelines for High-Voltage Testing
    15
- Grounding Requirements
  16
- Computer Cleaning
  16
  - Case
    16
  - Air Intake Filter (HP 9040 Only)
    16
Chapter 2. Theory of Operation

17
- Introduction
  19
- Computer Block Diagram
  19
- Computer Interconnection Diagram
  20
- Power Supply Assembly
  21
  - Ac Module
    23
  - Primary Board
    23
  - Secondary Board
    24
  - Supervisor Board
    25
  - Status Leos
    26
- Processor Stack
  27
  - Processor Stack Block Diagram
    27
  - Stack Configurations
    28
  - Clock Board
    29
  - Stack Boards
    29
  - Stack Motherboard
    29
  - Cooling
    30
  - Memory
    30
  - Power Interlock Switch
    30
  - Memory Organization - 256K Byte RAM Board
    31
  - Memory Healing
    35
  - Memory Healing
    36
  - Memory Organization - 512K Byte RAM Board
    36
  - Megabyte Memory Organization
    41
  - Memory Organization - 1 Megabyte RAM Board
    41
  - Megabyte Memory Mapping Operation
    42
  - Lop Bus
    44
  - Megabyte Memory Healing
    44
- System Control Module
  45
  - System Control Module Block Diagram
    45
  - Register Allocations
    46
  - Real-Time Clock (RTC) and Non-Volatile Memory (NVM)
    47
  - Loader ROM
    48
  - Loader ROM Flowchart
    48
  - High Temperature Warning
    49
  - Power-Fail Warning
    49
  - Self-Test
    49
  - Service Panel Interface
    49
  - 14.7456 Mhz Clock
    50
  - Non-Maskable Interrupt
    50
  - Service Panel Switches
    50
- Service Panel
  50
  - Switches
    50
  - Light Emitting Diodes (Leos)
    51
  - Service Panel Lockout
    52
Chapter 3. Testing and Troubleshooting

55
- Introduction
  55
- Troubleshooting and Repair Strategy
  55
- Problem Isolation
  55
- Fault-Free Power-Up Sequence
  56
- Fault Indicators
  57
- Service Processor Code
  60
- Service Processor Code Flowchart
  61
- Loader ROM Test Module
  62
- Loader ROM Test Module Flowchart
  63
- System Loader Messages
  64
  - Introduction
    64
  - Messages
    65
- HP-UX 4.0 Operating System Error Messages
  68
  - Warning and Error Messages
    68
  - Fatal Error Message
    68
  - Fatal Error Message
    69
  - System Error Messages
    70
- Self-Tests and Diagnostics Overview
  71
  - Module Self-Tests
    71
  - Self-Test Supervisory Code
    71
  - System Diagnostics
    71
- Early Warning/Fault Tolerance
  72
Chapter 4. Assembly Access

77
- Introduction
  77
- General Safety Procedures
  78
- Electrostatic Discharge
  78
- Case Parts
  80
  - HP 9030 (System II Enclosure)
    80
  - HP 9040 (Stand-Alone Cabinet)
    80
- Replaceable Assemblies
  81
  - System Control Module (SCM)
    82
  - Power Supply Assembly
    82
  - Processor Stack Boards
    84
  - Processor Stack Clock Board
    84
  - Processor Stack Motherboard
    85
  - Ac Power Cord
    87
  - Line Filter
    88
  - Power Switch Assembly
    89
  - Power Supply Cable
    89
  - Service Panel Board
    90
  - Service Panel Cable
    90
  - Exchange Parts
    97
  - Non-Exchange Parts
    97
  - Parts List (Figure 5-1)
    98
  - Exploded View #2
    103
  - Motherboard Connectors
    118
  - Motherboard Signal Definitions
    120
  - SCM Connectors
    127
  - SCM Signal Definitions
    129

Advertisement

Advertisement

Related Products

HP Categories

Desktop

Laptop

Monitor

Switch

More HP Manuals