Just bought a CD from ebay with great info on it for the following Machines and monitors.
Adobe friendly with really good quality images and text, if your in need I'd defiantly recommend this seller, best of all its really cheap.
http://cgi.ebay.co.uk/ARCADE-MACHINES-MONITORS-SERVICE-REPAIR-MANUALS-CD_W0QQitemZ200044391132QQihZ010QQcategoryZ3945QQrdZ1QQcmdZViewItemAmidar - Stern
Asteroids - Atari
Asteroids - Atari (Schematic Package Only, 1/2 sheets)
Asteroids Deluxe Cabaret - Atari
Asteroids Deluxe Cabaret - Atari (Schematic Package Only, 1/2 sheets)
Astro Blaster - Sega/Gremlin
Astro Invader - Stern (w/ Trouble Shooting Guide)
Battlezone - Atari
Battlezone - Atari (Schematic Package Only, 1/2 sheets)
Berzerk - Stern 2.78
BurgerTime - Midway
BurgerTime - Midway (Schematics Only)
Card Rack System Part 1 - Midway (Covers Gorf and Space Zap)
Centipede - Atari (with Signature Analysis Guide)
Centipede - Atari (Schematic Package Only, 1/2 sheets)
Cloak & Dagger - Atari 5.85
Congorilla (AKA Crazy Kong) - Orca
Crazy Climber 2 - Nichibutsu
Crazy Kong - Falcon (Very poor quality)
Crowns Golf - Kitco/Sega
Crystal Castles - Atari (with Troubleshooting Guide)
Defender - Theory of Operations (early boards) - Williams
Defender - Theory of Operations (later boards) - Williams
DigDug - Atari
Do! Run Run - Universal
Donkey Kong (TKG4-UP) - Nintendo (2 board set) (TKG4-14 Schematics included)
Donkey Kong (TKG4-13) - Schematics Only (2 board set)
Donkey Kong Jr (DJR1-UP) - Nintendo
Donkey Kong 3 - Nintendo
Eagle - Centuri
Elevator Action - Taito
Fantasy - Rock-Ola
Frenzy - Stern
Frogger - Sega/Gremlin
Front Line - Taito
Galaga - Midway
Galaxian - Midway
Galaxian Troubleshooting Part 1 - Midway
Galaxian Troubleshooting Part II - Midway
Gallag - Bootleg (Blue board)
Gallag - Bootleg (green board, missing page 3)
Gondomania - Data East
Gorf - Midway
Heavy Barrel - Data East
HeliFire (TUB-UP) - Nintendo
Hippodrome - Data East
(Same main board as RoboCop and Bad Dudes)
Jack the Giantkiller - Cinematronics
Jr. Pac-Man - Midway
Jungle Hunt - Taito
Lil' Hustler (Konami Video Hustler) - Dynamo
Lost Tomb - Stern
Lunar Rescue - Taito (Parts and Service)
Lunar Rescue / Color Space Invaders - Taito (Schematics)
Mario Bros (TMA1-UP) - Nintendo
MagMax - Nichibutsu
Marble Madness - Atari
Millipede - Atari
Millipede - Atari (Schematic Package Only - Full sheets)
Mr. Do! - Universal
Mr Do's Castle - Universal
Mr Do's Wild Ride - Universal
Ms. Pac-Man - Midway
MultiPac 24 in 1 Pac-man upgrade
Mysterious Stones - Data East (Kit Manual)
Nato Defense - Pacific Novelty
Nibbler - Rock-Ola
Omega Race - Midway
Pac-Man - Midway
Pac-Man to PacPlus conversion manual - Midway
Pac-Man & Ms. Pac-Man Troubleshooting Part II - Midway
Perfect Billiards - Nihon Systems
Phoenix - Centuri
Pinball Action - Tehkan
Piranha - U.S. Billiards, Inc
The Pit - Centuri
Playchoice Countertop - Nintendo
Pleiades - Tehkan
Pole Posistion - Atari (w/Supplement)
Pole Posistion II - Atari
Pop Flamer - Stern/Jaleco
Popeye (TPP2-UP) - Nintendo
Primal Rage - Atari
Puckman - Bootleg Pac-Man
Q*Bert - Gottlieb
Qix - Taito (With Service Tips)
Radar Scope (TRS) - Nintendo (Schematic Package)
Rally Bike - Taito (Kit)
Roto (The Adventures of Robby Roto) - Midway
Scramble - Stern
Sea Wolf II - Midway (Schematic Package Only)
Seicross - Nichibutsu
Space Encounters - Midway
Space Firebird Cocktail (TST) - Nintendo
Space Firebird Upright - Sega/Gremlin
Space Invaders Cocktail - Taito (Installation and Parts)
Space Invaders - Taito (Schematics only)
Spiders - Venture Line, Inc.
Star Castle - Cinematronics
Star Trek - Sega/Gremlin
Street Fighter II
Super ABC 16-in-1 Pac-Man upgrade - Two Bit Score
Super Cobra - Stern
Tempest - Atari (2nd Printing)
Tempest - Atari (Troubleshooting Guide)
Tron - Midway
Turtles - Stern
Tutankham - Stern
Video System 1000 Technical manual - Stern (Berzerk)
VS. UniSystem - Nintendo
Warp Warp - Rock-Ola
WIld Western - Taito
Zaxxon - Sega/Gremlin
Zoo Keeper - Taito
Monitor Manuals:
Atari
Amplifone 19" and 25" - 1st Printing
Amplifone 19" and 25" Color Raster - 1st Printing
DMC-2090D-2A 19" Disco
Bally/Midway
General Information and Troubleshooting Procedures
Monitor Part One (Covers most early 80's Monitors)
Eastern Micro Electronics, Inc
EM-201 Electrohome
G02 25"
G05-801 (X-Y Monochrome Quadrascan)
G05-802, G05-805 (X-Y Monochrome Quadrascan)
G07-901 (wide chassis G07-CA0),
G07-904, G07-907, G07-902, G07-906
(Both 19" and 13" monitors)
G08-001, G08-003
G19-CCO - Schematics only
V-17 15" - Schematics and parts list only
(Used in Space Zap, Space Encounters Mini)
Eygo
814, 820, 822 (G07, Disco Replacement)
Happ Controls
KJ-XX15 series 13" and 19" monitors
Hantarex
MT-3000 9" and 12"
MTC-900/E
MTC-9000
MTC-9110
Kortek
Imperial 19"
LAI
LAI-KZ-14XYB, LAI-KZ-20XYB
Matsushita
Matsushita 14"
TM-202G
Motorola
M5000 19" and M7000 23"
XM501-10 19" and XM701-10 23"
Nanao
MC-2000-S (Used in Sega Turbo)
Neotec
NT-2515C / N25E 25"
Sanyo
20-EZV, 20-Z2AW
Sanyo 14"
Sharp
XM-2001N
Sharp Image
SI-319S - Sony 19"
SI-327 - 27"
TEC
TM-600 19", TM623 23"
Wells-Gardner
19V1001, 19V1002, 19V1003, 22V1001, 22V1003
19V2000
K4500 - 19K4500 (Schematics only)
K4600 - 19K4625, 19K4626, 19K4675, 19K4676, 19K4677
K4700 - 13K4705, 13K4706, 13K4713
K4900 (Std Res) - 19K4901, 19K4906, 19K4951, 19K4956
K4900 (Med Res) - 19K4915
K6100 - 2nd Printing
K7000 - 9K7700, 13K7800, 19K7600, 19K7900
K7200 - 13K7203, 19K7203
U5000 - 25K5108
Williams
Raster Monitor Theory and Troubleshooting Guide
Zenith
CD-19MRF06 - Schematics and parts list only.