Star Tech Journal

Issue: 1981-August - Vol 3 Issue 6

AMERICADE AMUSEMENT INC. • 2009 OLD CUTHBERT ROAD • CHERRY HILL, NJ 08034
(609) 428-3869
Al kits are guaranteed for 30 days after date of shipment.
*
ASTEROIDS ACCU-SHOOT KIT
Convcn any Asteroids Video Game into a much faster skilled game! The
little flying saucer presently appears on the screen shooting at your ship with
good accuracy. Now make that saucer shoot with very high accuracy! Stop
them from waiting to get 1,000 points time after time. This kit prevents
extremely high scores and increases operator collections.
Askroids Attti-Slloot Kit-02 Version-$50.
Askroids Attti-Slloot Kit-01 Vnsion (on the memory chips they att stamped
01 or 02)-$75.
•Easy il\stallation-just remove existing memory and plug in·Accu-Shoot Kit.
•Increases collection by 300/o.
•Stops players from hanging on game.
•Route collector can install in minutes.
•Increases player excitement with new challenge.
ASTEROID CONVERSION KIT FROM LUNAR LANDER
Convert any Atari Lunar Lander into Asteroids. The kit includes front control
panel overlay to cover Lunar Lander control panel and electronic module
P.CQ. that simply plug, onto Lunar Lander P.C. B. After completing the
conversion, the game will sound and play exactly a, Asteroids does!
Asteroid from l.unar l.andcr Kit-5650.
•Easy installation-plugs onto ori&inal P .C. B., minute, to hook control panel.
•Bright color and explanatory control panel overlay .
•All game options and sound are the same as Asteroids .
•Convens a non-income producing game into a WINNER!
•Accu-Shoot feature is available with this kit.
•Kit does not include Asteroid, overhead sign. Contact your local distributor.
ATARI STEERING TEST MODULE
Atari, for many years, has been making a steering circuit board that is usect
on every steerinf wheel or trak ball in all game, . From time to time like
everything else, they fail. Sometime, it i, a royal pain to determine which
is bad-the steering P.C. B., the main logic or wiring harness. With all the
vibration and dirt thi, little board goes through , it 's amazing the problems
aren' I severe!
That's why it is important for every operator to have one of these test
modules. The module plugs onto any Atari steering P.C. B. and by rotating
the steering wheel or trak ball a set of l..E .D.'s will illuminate sequentially
(cascade) in the direction of rotation or reverse by rotating in reverse.
Atari Stttring Test Modulc-$50.
•Portable 3"x21/," .
•Battery operated- 9 volt transistor tyi)e .
•Seven L.E.D. 's flash for direction and two L.E.D.'s determine which
Photo Darlington is working .
•Detects direction jitter!
•Determines which Photo Darlin•gton is bad .
OALAXIAN SPEED UP KIT
Installing this kit increases the speed of your rocket from left to right. but also
makes the enemy fly faster. there arc more of them, and they shoot faster.
Suddenly the rate at which you're playing is twice what it used to be. The
enemy is all over the place and there arc more flying in their formation. Plus,
when their leader flies at you he is shielded by twice as many red ships as
before. It is a contest of real skill.
GalaxiallSpeed Up Klt-S100.
•Easy installation-just plug in memory chips.
• Increases collcction by over 50"1o .
•Adjust number of millilcs from I to 5.
•Creates whole new challenge in the game.
POWER SUPPLY
Many operators arc convening games today. They buy logic boards and
color monitors to install in older cabinets but discover they have power supply
requirements that cannot be met. This power supply is the operator's
answer. It develops the following voltages:
• 5 volts DC 3 amps (5 amp optional)
• 12 volts DC I amp
•-5 volts DC I amp
• 16 volts DC unregulated for audio circuits
• 110 volt AC isolation for color monitors
•Price 1-4-$100. 5-10-$90.
SPACE INVADER CONVERSION KIT
Convert just about any Midway Video Game made from Gunfight on. The
kit includes a new game P .C. B., memory chips, control panel buttons and
control panel overlay with installation instructions.
Now, make use of equipment that was just about worthless and transform
it into a winner! You can never have too many Space Invaders at the cost
of this kit! Convert now for tomorrow's collections.
Space Invader Regular Kit-$400.
Space Invader Deluxe Kit-$430.
SPACE INVADER SPEED UP
Speed up any Regular or Deluxe Midway Space invader with this module.
The Invaders move much quicker, drop bombs much faster and the laser
base fires faster. The game play is faster and is much harder to play. Now
only the super skilled player can hang on the game and even then it's super
tough .
•Plug in module.
•Nothing to solder.
•Quick installation .
•Price 1-4 pcs-$45 . 5-9-$42. 10-25-$40.
STAR CASTLE SPEED UP
Are your players hanging on the game and racking up very high scores? Are
your collections dropping because of it? Now speed up the action with this
memory change . Make the game tougher for that experienced player without
hurting the newcomer.
• Unplug four memory chips
•Replace with new memory
•Price J-4-$60. 5-10-$55 .
Order From:
Americade Amusement Inc.
2009 Old Cuthben Road
Cherry Hill, N .J. 08034
(609) 428-3869
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MARCH '81
Midway "Galaxian" Substitute +5v Regulator •
Atari "Battlezone" Control Handle Mod • Gottlieb
New System 80 Service Manual • Midway "Pac-
Man" Ram/Rom Location Code • Atari "Missile
Command" Power Interrupt Mod • Atari "Battle-
zone" Random Score Problem • Gottlieb Auxiliary
Lamp Driver Board • Microprocessor Trouble-
T shooting (Part 3) • Midway "Pac-Man" Degree of
Difficulty Mod• Atari "Battlezone" Aux PCB Mod•
Stem "Berzerk" Service Notes • Cinematronics
"Star Castle" V3 Roms • Atari "Asteroids" Switch
Maintenance • Rowe/AMI Turntable Maintenance
Tips
APRIL '81
Midway "Rally-X" Test Mode • "Big Computer" in
one chip • Seeburg "SMC 1," "SMC 2" Potential
SPKR Damage• Williams General Illumination Mod
• Midway"Rally-X" Monitor Fuse Rating• Midway
"Pac-Man" Cocktail Table Static PCB • Early
Warning (Field Maintenance Tips) • Rowe/AMI
Number Conversions• Exidy "SPECTAR" Program
Update Mod (11 A-1 to 11 A-2) • Williams C8363
Master Display Board Troubleshooting Procedures
• HVL Circuits-Atari "Missile Command" Color
Monitors
MAY '81
Williams Service Notes • Midway "Rally-X" Static
PCB • Centuri "Phoenix" Options • Exidy Color
Board Ribbon Cables • Updating Older Rowe/AMI
Phonos to Contemporary Prices • Midway "Pac-
Man" Joystick Modification • Signature Analysis
(Part 1) • Atari "Missile Command" Diagnostic
Tests• Rowe Bill Changer Modifications• Gottlieb
Coil Chart
JUNE '81
"Repair of Rock-Ola Dollar Bill Programmers" •
Midway "Galaxian", "Pac-Man" Substitute +5VDC
Power Transistor• Centuri "Phoenix" Modifications
• Midway "Gorf' Program Change• Early Warning
#2 (Field Maintenance Tips) • Signature Analysis
(Part 2) • Stern "Berzerk" Credit Accumulation
Checklist • Stern "Berzerk" Joystick Mod Kit •
Suggested Game Improvements • Color to B&W
Converter CKT • Texas Instruments Power Semi-
conductor Catalogs
JULY '81
Atari "Asteroids Deluxe" Program Change Kit •
Stern "Berzerk" Joystick Adjustment • Rowe 44 7
Product Price Upgrading • Stern "Scramble" Power
Supply Modification • Gremlin "Astro Blaster''
Audio Modification • Wiring Diagram for Wico
Manual/Remote Volume Control • Gottlieb Reset
Modification • Taito "Crazy Climber'' Joysticks •
Signature Analysis (Part 3) Williams "Defender''
System Summary• Midway "Pac-Man", "Rally-X"
& Gort Anti-Static Cleaner Application • Williams
"Black Knight" Service Notes• Loss of All Coils on
Bally Pins • Atari "Asteroids" Troubleshooting Tips T
• Stern Joystick PCB Troubleshooting Tips
---------------------~~~~--------------------
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CENTURI
"PHOENIX"
UPRIGHT
MODIFICATION
Modification for C.P.U. Board
When Using - G07 - Electrohome
Symptom:
Touchy horizontal hold, screen dis-
torted in upper right hand corner,
second player score digits will not
straighten up.
Fix: Make changes on C.P.U. board
as per steps 1 & 2 below.
1. Cut trace on pin #5 on IC-22.
Connect jumper to pin 5, other
end to+s volts.
2 1 Cut trace to pin #12 on IC-
23. Connect jumper to pin 12,
other end to pin #11 on IC-19.
AUGUST 1 9 8 1 ' ~
15

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