Editing Category:Digital Equipment Corporation

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{{CategoryHeaderBox
| title = Digital Equipment Corporation
| subtitle = Preserving and Restoring DEC's Revolutionary Computing Legacy
}}
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| type      = notice
| text      = The Digital Equipment Corporation page is '''new!'''. Many of the pages do not exist, documentation has not been uploaded, and the category is subject to change. '''If you wish to contribute, please do!'''
}}
[[File:Digital Equipment Corporation logo.svg|right|frameless|375x375px]]
Welcome to the '''Digital Equipment Corporation''' category! This section focuses on the maintenance, repair, diagnostics, and preservation of classic DEC computers, terminals, and peripherals. Each system features:

* Comprehensive maintenance and restoration procedures
* Power supply troubleshooting and repair guides
* Component-level diagnostic resources
* Terminal configuration and alignment documentation

== 🖥️ PDP-8 Series ==
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{| class="wikitable styled-table" style="width:100%; text-align:center;"
|-
! Model !! Maintenance !! Troubleshooting !! Power Supply Guide 
|-
| [[PDP-8]] || [[PDP-8 General Maintenance]] || [[PDP-8 Troubleshooting]] || [[PDP-8 Power Supply Restoration]] 
|-
| [[PDP-8/e]] || [[PDP-8/e General Maintenance]] || [[PDP-8/e Troubleshooting]] || [[PDP-8/e Power Supply Guide]]
|-
| [[PDP-8/m]] || [[PDP-8/m General Maintenance]] || [[PDP-8/m Troubleshooting]] || [[PDP-8/m Capacitor Replacement Guide]]
|}

== 🖥️ PDP-10 Series ==
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{| class="wikitable styled-table" style="width:100%; text-align:center;"
|-
! Model !! Maintenance !! Troubleshooting !! Power Supply Guide
|-
| [[PDP-10]] || [[PDP-10 General Maintenance]] || [[PDP-10 Troubleshooting Guide]] || [[PDP-10 Power System Service]]
|-
| [[DECsystem-10]] || [[DECsystem-10 General Maintenance]] || [[DECsystem-10 Troubleshooting Guide]] || [[DECsystem-10 Power Supply Guide]]
|}

== 🖥️ PDP-11 Series ==
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{| class="wikitable styled-table" style="width:100%; text-align:center;"
|-
! Model !! Maintenance !! Troubleshooting !! Power Supply Guide !! Memory Upgrades
|-
| [[PDP-11/20]] || [[PDP-11/20 General Maintenance]] || [[PDP-11/20 Troubleshooting Guide]] || [[PDP-11/20 Power Supply Service]] || [[PDP-11/20 Memory Configuration]]
|-
| [[PDP-11/34]] || [[PDP-11/34 General Maintenance]] || [[PDP-11/34 Troubleshooting Guide]] || [[PDP-11/34 Power Supply Restoration]] || [[PDP-11/34 Memory Expansion]]
|-
| [[PDP-11/44]] || [[PDP-11/44 General Maintenance]] || [[PDP-11/44 Troubleshooting Guide]] || [[PDP-11/44 Power Supply Guide]] || [[PDP-11/44 Memory Configuration]]
|-
| [[PDP-11/70]] || [[PDP-11/70 General Maintenance]] || [[PDP-11/70 Troubleshooting Guide]] || [[PDP-11/70 Power Supply Service]] || [[PDP-11/70 Memory Subsystem]]
|}

== 💾 VAX Systems ==
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{| class="wikitable styled-table" style="width:100%; text-align:center;"
|-
! Model !! Maintenance !! Troubleshooting !! Power Supply Guide !! Storage Configuration
|-
| [[VAX-11/780]] || [[VAX-11/780 Maintenance Guide]] || [[VAX-11/780 Troubleshooting Guide]] || [[VAX-11/780 Power System Service]] || [[VAX-11/780 Storage Subsystems]]
|-
| [[MicroVAX II]] || [[MicroVAX II Maintenance Guide]] || [[MicroVAX II Troubleshooting Guide]] || [[MicroVAX II Power Supply Guide]] || [[MicroVAX II Storage Configuration]]
|-
| [[MicroVAX 3100]] || [[MicroVAX 3100 Maintenance Guide]] || [[MicroVAX 3100 Troubleshooting Guide]] || [[MicroVAX 3100 Power Supply Service]] || [[MicroVAX 3100 SCSI Configuration]]
|-
| [[VAXstation 2000]] || [[VAXstation 2000 Maintenance Guide]] || [[VAXstation 2000 Troubleshooting Guide]] || [[VAXstation 2000 Power Supply Guide]] || [[VAXstation 2000 Memory Upgrades]]
|-
| [[VAXstation 3100]] || [[VAXstation 3100 Maintenance Guide]] || [[VAXstation 3100 Troubleshooting Guide]] || [[VAXstation 3100 Power Supply Guide]] || [[VAXstation 3100 Graphics Options]]
|}

== 🖥️ DECstation Series ==
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{| class="wikitable styled-table" style="width:100%; text-align:center;"
|-
! Model !! Maintenance !! Troubleshooting !! Capacitor Guide !! Upgrades
|-
| [[DECstation 3100]] || [[DECstation 3100 General Maintenance]] || [[DECstation 3100 Troubleshooting Guide]] || [[DECstation 3100 Capacitor Replacement Guide]] || [[DECstation 3100 Memory Upgrades]]
|-
| [[DECstation 5000]] || [[DECstation 5000 General Maintenance]] || [[DECstation 5000 Troubleshooting Guide]] || [[DECstation 5000 Capacitor Replacement Guide]] || [[DECstation 5000 TURBOchannel Options]]
|}

== 🖥️ Professional Series ==
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{| class="wikitable styled-table" style="width:100%; text-align:center;"
|-
! Model !! Maintenance !! Troubleshooting !! Capacitor Guide !! Storage Service
|-
| [[Professional 325]] || [[Professional 325 General Maintenance]] || [[Professional 325 Troubleshooting Guide]] || [[Professional 325 Capacitor Replacement Guide]] || [[Professional 325 Hard Drive Service]]
|-
| [[Professional 350]] || [[Professional 350 General Maintenance]] || [[Professional 350 Troubleshooting Guide]] || [[Professional 350 Capacitor Replacement Guide]] || [[Professional 350 RX50 Drive Service]]
|-
| [[Professional 380]] || [[Professional 380 General Maintenance]] || [[Professional 380 Troubleshooting Guide]] || [[Professional 380 Capacitor Replacement Guide]] || [[Professional 380 Storage Options]]
|}

== 🖥️ DECpc Series ==
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{| class="wikitable styled-table" style="width:100%; text-align:center;"
|-
! Model !! Maintenance !! Troubleshooting !! Capacitor Guide !! Upgrades
|-
| [[DECpc 325]] || [[DECpc 325 General Maintenance]] || [[DECpc 325 Troubleshooting Guide]] || [[DECpc 325 Capacitor Replacement Guide]] || [[DECpc 325 Memory Upgrades]]
|-
| [[DECpc 433]] || [[DECpc 433 General Maintenance]] || [[DECpc 433 Troubleshooting Guide]] || [[DECpc 433 Capacitor Replacement Guide]] || [[DECpc 433 Expansion Options]]
|-
| [[DECpc LP]] || [[DECpc LP General Maintenance]] || [[DECpc LP Troubleshooting Guide]] || [[DECpc LP Power Supply Service]] || [[DECpc LP Memory Configuration]]
|}

== 💻 DEC Portable Systems ==
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{| class="wikitable styled-table" style="width:100%; text-align:center;"
|-
! Model !! Maintenance !! Troubleshooting !! Battery Service !! Display Repair
|-
| [[DECpc 320P]] || [[DECpc 320P General Maintenance]] || [[DECpc 320P Troubleshooting Guide]] || [[DECpc 320P Battery Replacement]] || [[DECpc 320P LCD Service]]
|-
| [[DECpc 325P]] || [[DECpc 325P General Maintenance]] || [[DECpc 325P Troubleshooting Guide]] || [[DECpc 325P Battery Service]] || [[DECpc 325P Display Repair]]
|-
| [[HiNote 433]] || [[HiNote 433 General Maintenance]] || [[HiNote 433 Troubleshooting Guide]] || [[HiNote 433 Battery Rebuild Guide]] || [[HiNote 433 LCD Repair]]
|-
| [[HiNote Ultra]] || [[HiNote Ultra General Maintenance]] || [[HiNote Ultra Troubleshooting Guide]] || [[HiNote Ultra Battery Service]] || [[HiNote Ultra Display Service]]
|-
| [[HiNote VP]] || [[HiNote VP General Maintenance]] || [[HiNote VP Troubleshooting Guide]] || [[HiNote VP Battery Replacement]] || [[HiNote VP LCD Maintenance]]
|}

== 📟 VT Terminal Series ==
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{| class="wikitable styled-table" style="width:100%; text-align:center;"
|-
! Model !! Maintenance !! Troubleshooting !! CRT Adjustment !! Keyboard Service
|-
| [[VT52]] || [[VT52 General Maintenance]] || [[VT52 Troubleshooting Guide]] || [[VT52 CRT Alignment Guide]] || [[VT52 Keyboard Restoration]]
|-
| [[VT100]] || [[VT100 General Maintenance]] || [[VT100 Troubleshooting Guide]] || [[VT100 CRT Alignment Guide]] || [[VT100 Keyboard Service]]
|-
| [[VT220]] || [[VT220 General Maintenance]] || [[VT220 Troubleshooting Guide]] || [[VT220 CRT Adjustment Guide]] || [[VT220 Keyboard Maintenance]]
|-
| [[VT320]] || [[VT320 General Maintenance]] || [[VT320 Troubleshooting Guide]] || [[VT320 CRT Service Guide]] || [[VT320 Keyboard Service]]
|}

== 🖥️ Rainbow Series ==
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{| class="wikitable styled-table" style="width:100%; text-align:center;"
|-
! Model !! Maintenance !! Troubleshooting !! Capacitor Guide !! Disk Drive Service
|-
| [[Rainbow 100]] || [[Rainbow 100 General Maintenance]] || [[Rainbow 100 Troubleshooting Guide]] || [[Rainbow 100 Capacitor Replacement Guide]] || [[Rainbow 100 RX50 Drive Service]]
|-
| [[Rainbow 100+]] || [[Rainbow 100+ General Maintenance]] || [[Rainbow 100+ Troubleshooting Guide]] || [[Rainbow 100+ Capacitor Replacement Guide]] || [[Rainbow 100+ Drive Maintenance]]
|}

== 🖥️ DECmate Series ==
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{| class="wikitable styled-table" style="width:100%; text-align:center;"
|-
! Model !! Maintenance !! Troubleshooting !! Capacitor Guide !! Storage Service
|-
| [[DECmate I]] || [[DECmate I General Maintenance]] || [[DECmate I Troubleshooting Guide]] || [[DECmate I Capacitor Replacement Guide]] || [[DECmate I RX02 Drive Service]]
|-
| [[DECmate II]] || [[DECmate II General Maintenance]] || [[DECmate II Troubleshooting Guide]] || [[DECmate II Power Supply Service]] || [[DECmate II RX50 Drive Service]]
|-
| [[DECmate III]] || [[DECmate III General Maintenance]] || [[DECmate III Troubleshooting Guide]] || [[DECmate III Capacitor Replacement Guide]] || [[DECmate III Storage Options]]
|}

== 🧪 Tools & Component Reference ==
* '''[[Recommended Tools]]''' – Essential tools for servicing DEC equipment
* '''[[DEC Module Identification Guide]]''' – Reference for identifying DEC modules and boards
* '''[[Power Supply Capacitor Reference]]''' – Common capacitor values for DEC power supplies
* '''[[CRT Discharge Procedure]]''' – Safety procedures for terminal and workstation CRTs
* '''[[Laptop Battery Rebuild Guide]]''' – Rebuilding NiCd and NiMH packs for DEC portables

== 🧠 Diagnostic Resources ==
* '''[[DEC Diagnostic Tape Library]]''' – Index of diagnostic programs and media
* '''[[Console Error Messages]]''' – Interpreting system console error codes
* '''[[LED Diagnostic Patterns]]''' – Understanding front panel diagnostic indicators
* '''[[QBUS/UNIBUS Configuration Rules]]''' – Proper board placement and addressing

== 📦 Storage & Peripherals ==
* '''[[RK05 Disk Drive Maintenance]]''' – Service procedures for RK05 removable disk packs
* '''[[RL01/RL02 Drive Maintenance]]''' – Alignment and service for RL-series drives
* '''[[RX01/RX02 Floppy Drive Service]]''' – 8-inch floppy drive maintenance
* '''[[TU58 DECtape II Maintenance]]''' – Service procedures for tape cartridge drives
* '''[[LA36 DECwriter Maintenance]]''' – Restoration of printing terminals

== 🔌 Power Systems & Backplanes ==
* '''[[H7441 Regulator Maintenance]]''' – Service guide for VAX power regulators
* '''[[BA23 Enclosure Service]]''' – MicroVAX chassis maintenance
* '''[[Backplane Wire-Wrap Repair]]''' – Techniques for repairing damaged backplane connections
* '''[[Grant Continuity Cards]]''' – Understanding and troubleshooting grant cards

== 🔍 See Also ==
* [[:Category:DEC Technical Manuals|'''DEC Technical Manuals''']]
* '''[[:Category:DEC Documentation|DEC Books, Manuals, etc...]]'''
* [[:Category:DEC Schematics|'''DEC Schematics''']]
* [[:Category:Repair Guides|'''Repair Guides''']]
* [[:Category:Power Supply Guides|'''Power Supply Guides''']]
* [[:Category:Service Manuals|'''Service Manuals''']]

[[Category:Vintage Computers]]