HP 1000 A990 Manuals

Manuals and User Guides for HP 1000 A990. We have 1 HP 1000 A990 manual available for free PDF download: Installation And Service Manual

HP 1000 A990 Installation And Service Manual

HP 1000 A990 Installation And Service Manual (66 pages)

20-Slot System/Computer

Brand: HP | Category: Desktop | Size: 2.29 MB

Table of Contents

Table of Contents
12
Chapter 1 Introduction

16
- Site Preparation
  16
- Unpacking and Inspecting
  21
- Claims Procedure
  21
- Physical Inventory
  21
Chapter 2 Installation

22
Chapter 3

42
- Electrical Safety
  42
- Periodic Maintenance
  42
- Troubleshooting
  43
  - Power Supply Check
    43
  - Table 3-1. Power Supply Test Voltages
    44
  - A990 Self-Test Programs
    45
    
    Test 1
    45
    
    Test 2
    45
    
    Figure 3-1. Sample Display of Self-Test Test 2 Error Code
    48
    
    Table 3-3. Self-Test Pass Indications
    48
    
    Table 3-4. LED Indicators and Error Codes for Test 2
    49
  - Diagnostics
    50
  - Memory Card Leds
    50
- Assembly Removal and Replacement
  50
  - Fan Panel
    51
    
    Removal
    51
    
    Replacement
    51
  - Fans
    51
  - Power Supply
    52
    
    Removal
    52
    
    Replacement
    52
  - Battery Pack
    53
    
    Removal
    53
    
    Replacement
    53
  - Plug-In Cards
    53
    
    Replacement
    54
  - EPROM and Time-Of-Day Clock Chips
    54
    
    Removal
    54
  - Backplane
    55
    
    Removal
    55
    
    Figure 3-2. A990 CPU Card Chip Location Diagram
    55
    
    Replacement
    56
  - Line Filter
    56
    
    Removal
    56
- 115/230 Vac Reconfiguration
  57
- Power Distribution Diagram
  57
Chapter 4 Replaceable Parts

59
- Replaceable Parts Table
  59
- Ordering Information
  59
- Parts Exchange Program
  59
- Table 4-1. List of Replaceable Parts
  60

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