Midway Gauntlet Dark Legacy 39in Service Manual

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Chapter 2 Service
also requires quarter turn for removal. Do not force bulb or starter during reinstallation. Clean bulb to 
remove fingerprints and dust. Close housing and turn on AC power. Verify lamp lights before locking door.
To remove entire light fixture, open door and prop up housing. Disconnect fluorescent light assembly 
connector from power cable. Close and remove housing from cabinet, setting it on a workbench. Remove 
bulb. Remove screws that hold assembly to light...

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Chapter 2 Service
brackets to mounting panel. Pull monitor carefully from cabinet and set in safe place. Clean CRT face 
before reinstalling barrier panels and monitor bezel.
INTERNAL COMPONENTS
Buttons
Open control panel. Mark and disconnect wiring harness at the switches. Bend large prong away from 
each switch just enough to slide switch off housing. Separate each switch from its button. Mark switches 
and harnesses with player numbers and lay them inside control panel box....

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CPU Board Assembly
Switch off AC power. Open front door. Remove groundplane cover to expose Electronics Assembly. Note 
orientation of JAMMA connector and other cables. Extract harness and hard disk drive ribbon cable from 
board connectors. Remove ground plane mounting screws. Slide entire electronics assembly out of cabinet 
and set in static-free place. Disconnect VGA connector. Remove mounting screws from circuit boards. 
Carefully remove Sound I/O Board,...

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Chapter 2 Service
Hard Disk Drive
Switch off AC power. Unlock and open front cabinet door until it rests on chains. Remove metal cover 
from electronics assembly. Disconnect power cable from hard disk drive. Unplug ribbon cable from hard 
drive and leave attached to CPU board. Remove screws and lift drive assembly from cabinet. Do not stack 
or drop drives. Store drives in anti-static bags or approved shipping containers.
Video Card
Switch off AC power. Open front door. If used,...

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NOTES
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CHAPTER
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System
NOTICE: 
Information in this manual may change without notice. Midway Games West Inc. reserves 
the right to make improvements in equipment function, design, or components as progress in engineer-
ing or manufacturing methods may warrant. 

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Chapter 3 System
STARTING UP
Each time the game is first turned on or power is restored, it begins executing code out of the boot ROM. 
These self-diagnostic tests automatically verify and report condition of the hardware and the disk drive. 
The screen is blank during these tests. If any of the individual tests fails, then an error message will be dis-
played for each test. The message will be displayed for 30 seconds or until any button is pressed.
• If no buttons are pressed,...

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INDIVIDUAL AND MULTIPLE PLAY
Insert currency to start game. Select a joystick/button combination and press START. Select a password, 
character, and journey. In multi-player games the first to select a journey determines everyone’s path. On-
screen life counters decrease as characters are wounded until they reach zero, at which point the player 
must deposit more coins to continue. You can continue playing after others drop out. When coins are 
inserted, the...

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OPERATOR CONTROLS
Operators have lock-and-key access to the menu system for statistics, adjustments, and testing to prevent 
tampering. On-screen messages guide the operator through menu options.
Cabinet Switches
The Power Switch (located on the power supply at the rear of the cabinet) turns off the game during ser-
vice. It does not reset the game variables.
Monitor Remote Adjustments
The Monitor Remote Adjustment Board (located just behind the coin door) sets...

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MENU SYSTEM
SYSTEM OVERVIEW
Game variables and diagnostics are presented in a series of on-screen menus. The Main Menu allows you 
to view information, change or verify equipment operation. Submenus display further choices, after which 
more data appears or tests run. Use both operator and player controls to navigate menus and start or stop 
routines.
SCREEN LAYOUT
The color bar at the top center of each screen displays the current menu title. The center of the...