Table Of Contents - HP 9030 Service Manual

Hp 9000 series 500 computers service manual
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Introduction. " . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1-1
Description. " ................................................................ 1-2
Warnings, Cautions, and Notes ................................................. 1-3
Repair Philosophy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1-3
Ac Components/Power Cords . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1-4
Safety ....................................................................... 1-4
General Safety Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1-4
Safety Guidelines for High-Voltage Testing .................................... 1-5
Grounding Requirements ...................................................... 1-6
Computer Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 1-6
Case ....... , ............................................................ 1-6
Air Intake Filter (HP 9040 Only) ............................................. 1-6
Introduction ..... " . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-1
Power Supply Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-3
Ac Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-5
Primary Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-5
Secondary Board. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-6
Supervisor Board. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-7
Status LEOs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-8
Processor Stack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-9
Stack Configurations .................................................... " 2-10
Stack Boards .......................................................... " 2-11
Stack Motherboard ..................................................... " 2-11
Clock Board. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-11
Power Interlock Switch .................................................. " 2-12
Cooling ............................................................... " 2-12
Memory .............................................................. " 2-12
Memory Organization - 256K Byte RAM Board ............................. " 2-13
Memory Organization - 512K Byte RAM Board ................... , ......... " 2-18
Memory Organization - 1 Megabyte RAM Board. . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-23
lOP Bus .............................................................. " 2-26
System Control Module ..................................................... " 2-27
Register Allocations ..................................................... " 2-28
Loader ROM .......................................................... " 2-30
Service Panel Interface .................................................. " 2-31
Power-Fail Warning. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-31
High Temperature Warning ................................................ 2-31
Self-Test .............................................................. " 2-31
Non-Maskable Interrupt ................................................. " 2-32
Service Panel Switches .................................................. " 2-32
14.7456 MHz Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-32
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90409000 5309000 540Hp 9000 series 500

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