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Triple X
Service manual
Torch Triple X Service Manual
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Contents
Table of Contents
Bookmarks
Table of Contents
Glossary of Terms Used in the Manual
Table of Contents
Chapter 2: Before You Start
Safety
The Service Engineer
The Triple
What You will Need
Test Equipment
Tools
Static Handling Precautions
The Triple X Workstation
Triple X Configurations
Vme
Hard Disc and SCSI Controller
Monitor
Chapter 3: Disassembly and Reassembly
Introduction
Before You Start
The Triple X "Rings
The Standard Triple X (no Extra Rings Fitted)
Opening the Case
Removing the Disc Ring from the Base
Removing the Floppy Disc Unit from the Disc Ring
Removing the SCSI Data Controller Board (OMTI) Fr()M the Eltsc Ring
Removing the Hard Disc Unit Frotn the Disc Ring
Replacing the Hard Disc Unit
Replacing the SCSI Data Controller Board
Replacing the Floppy Disc Unit
Removing the Power Supply Unit from the Base
Removing the Limpet Board from the Processor Board
Removing the Processor Board from the Base
Replacing the Base Processor Board
Replacing the Limpet Board
Replacing the Power Supply Unit
Replacing the Disc Ring on the Base
Closing the Case
Chapter 5 Fault Finding
Locating the Fault
Problems on Power-Up
On/Off Touch Switch
Dead/No Power-Up
Machine Powers-Up then Switches off
Machine Powers-Up but will Not Power-Down
PSU Relay "Chatters
Error Beeps
Problems Notified by the Caretaker EPROM
Cannot Read Superblock
Cannot Select Device, Cannot Selecvread Hard Disc
New Battery Fitted/Security Violated
Security Has Been Violated
SCSI Controller 0 Not Present
Disc Not Ready or Present
Cannot Boot WERMA from Hard Disc
Device 0,0 Is Not a Disc
Problems Notified by the Caretaker Disc File
System V Not Present
Problems Notified by the Operating System
Panic 1/0 Error
Kernel Window Panic 1/0 Error
Uncorrectable Data Error
SCSI Error Messages
Exception Vector Assignments
Chapter 6: The Connections to the Main Board
Power in
Serial Ports B and C
Xbus
Led
Keyboard
Monitor
Telephone
Ethernet
Scsi
Vmebus
Serial Port a
Chapter 7: Power Supplies, Peripherals and
Triple X PSU
Power in
Power out
Specification
Connections to the PSU Board
Testing the PSU
Correcting
OMTI Disc Controller Board
Connectors and Connections
Link Settings and Hardware Revisions
Testing the OMTI Board
Correcting
Floppy Disc Unit (FOU)
Connections
Formatting
Link Settings on Epson 680USD540
Testing the FOU
Correcting
The Manta Board Floppy Disc Controller
Hard Disc Unit (HOU)
Connections
Testing the HOU
Correcting
Expansion Storage Unit (ESU)
Connections
Testing the ESU
Correction
Keyboard and Mouse
Connections
Testing the Keyboard
Correcting
Testing the Mouse
Correqting
RGB and Audio Output
Connections
Testing the Display and Sound
Notes
Mitsubishi and Sony 13" Monitors
Connections
Adjusting the Mitsubishi Controls
Adjusting the Sony Controls
Testing the Monitor
Correcting
Serial Ports (RS423)
Connections
Testing the Serial Ports
Notes
O Ethernet
Connections
Testing Ethernet
XBUS (1MHZ Bus)
Connections
Quin Ring PSU
Specification
Connections to the PSU Board
Testing the Quin Ring PSU
Correcting
The Vmebus
Connections
Processor Board Links to Control the VME Settings
RAM Expansion Boards
Testing the RAM Boards
Correction
Appendices
Parts Lists
Triple X Base
Disc Ring
Keyboard
Slim Ring
Quin Rin
List of Recommended Spares
Connecting a Printer
Testing a Printer
Triple X Hardware Specification
Index
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TRIPLE X
SERVICE MANUAL
Issue: 1
.
Date: March 198
;1,i
Part No: 117-1208'·:
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