Star Tech Journal

18
STARHECH JOURNAL/JUNE 1982
NEW SUBSCRIPTION
BACK ISSUES
BACK VOLUMES
CERTIFICATE
7·Vin=12v
o-----------1
--1--0
LM323
~--1K
1K
_L_
Vout= _ _
+5
s.
}
r--0--+vdc
1
~ ~ \ W \ 7 i
L 1
ls Ll on? _ _
9.
Inputs
1
DO
0
D1
1
D2
0
D3
0
A
1--8
IC
Output Logic State
Answers next month
InQuizltive Answers
1. +5vdc, 2. Ov, 3. 6vdc, 4. 12.5vdc, 5. No
(SCR is "off'')
r _____ filloutand ·m a i l - - - - 7
l CHANGING\
l
YOUR
l
l I If you
ADDRESS?
l
are changing your address I
I or name of your location, please I
I fill out the information below. It I
\ will assist us in assuring you of I
I
1 uninterrupted delivery of your
I Journal.
I
:
OLD
I
I Yoor Name _ _ _ _ _ _ _ _ _ _ _ _ I
I Company - - - - - - - - - - I
I
Old Address
----------
I
I City _ _ _ _ _ _ _ _ _ _ _ _ I
I I State _ _ _ _ _ _ _ _ _ _ _ I I
IDP-----------
I
NEW
You can initiate your subscription by filling out the information below. When
subscribing, you can remit your payment (in U.S. funds) or have us bill you. Your
subscription includes 12 monthly issues plus a Year-End Index for easily tracking
the information you need. Also listed below are the table of contents for the first 3
issues of our 1982 publishing year. It's not too late to order. Build your own library
of S*TJ's technical information and keep yourself up to date.
If you need back volumes, you can check the appropriate box( es) below. Back issues
and volumes must be pre-paid when ordered. Please remit payment in U.S. funds.
IOL. 4/#1 MARCH '12
Taito "Qix'' New Rom Available •
Nintendo "Donkey Kong" Cabinet
Problems • Service Notes: Atari
"Centipede", Gottlieb "Black Hole"
• Williams "Make Trax" Increase
Appeal Using Options • Nintendo
"Donkey Kong" PCB Interchange-"
ability • Atari "Asteroids" Display
Problem • Gottlieb Switch Arcing
Modification • New System Pre-
view/Williams "Hyperball" • Stern
Video Power Supply Interchangeability
• Rock-Ola473,474,468-1 Credit
Mod • Gremlin/Sega's Digital Tech
Test (Part 3) • Midway "Kickman"
Service Notes • Gottlieb "Haunted
House" Prom ID • Overvoltage
Protection for Williams "Defende('
• Atari "Centipede": Erasing High
Scores • Troubleshooting With The
Logic Comparator • Midway CRT
Substitutions • Midway "Boscon-
ian" Service Video Tape • Service
Tips: Rowe Bill Changers, Williams
Flippers, Atari Coin Doors •
Midway's X-Y Monitor Trouble-
shooting Guide (Part 2).
r-------------------- . Fill out and mail
I
Initiate my subscription to Star*T ech
Journal (1 year/12 issues plus a
Year-End Index or 2 years/24 issues
plus Year-End Indexes).
D U.S.A. -
1 year - $32.00
D U.S.A. -
2 years - $58.00
D Canada-
1 year - $36.00
D Canada-
2 years - $65.00
D Other Countries -
1 year - $56.00
D Other Countries -
2 years - $98.00
D Payment enclosed/U.S. FUNDS
□ Bill me
D 1 year
D 2 years
See subscription rates for your cost
I
I
I New Address ___________ I
I City _ _ _ _ _ _ _ _ _ _ _ I
: State - - - - - - - - - - :
I DP----------- I
L ______________ ...J
--------- ------------,
Send me your Vol. 4/#1
March '82 issue
D U.S.A. - $4.00
D Canada - $4.50
D Other Countries - $6.50
Send me your Vol. 4/#2
April '82 issue
D U.S.A. - $4.00
D Canada - $4.50
D Other Countries - $6.50
Send me your Vol. 4./#3
May '82 issue
D U.S.A. - $4.00
o Canada - $4.50
D Other Countries - $6.50
RENEW my subscription for
I
----------
IOL. 4/#3 MAY '12
Field Service Tips: Williams
"Hyperball" Notes, Williams PCB
Interchangeability, Atari "Centipede"
Board Revisions • New Input
Prott:etion Circuit for Wells-Gardner
ColorX-YDisplay • Stem''Turtles"
Update Kit • Newport Joystick
Replacement Solution • On The
Service Trail ... ADE '82 Show
Report, Williams "Hyperball" Loca-
tion Notes, Williams "Hyperball"
Handles, Response to Rowe Letter
• Williams "Hyperball" Ball Lift
Motor Kit and Control Panel Align-
ment • Annual Technicians
Convention • Gottlieb Transistor
and Diode Substitution Guide •
Midway's X-Y Monitor Troubleshoot-
ing Tips (Continued) • Exidy "Mouse
Trap" Joystick Modification •
Additional Manufacturer Customer
Service Numbers • New System
Preview/Stern's "Frenzy'' • Atari
"Centipede", "Asteroids" Tech Tips
• Interchangeability of Phono
Volume Controls • Gottlieb "System
80" Prom List • Taito "Alpine Ski"
Joystick Modification • Coin Door
Maintenance: Metal/Plastic Coin
Acceptors • lnQuizltive
l Mall to: Star*Tech Journal, P.O. Box 1085, Mercha■twllle; New Jersey 08109
BACK VOLUMES
: NEW SUBSCRIPTION BACK ISSUES
I jYOll"Name _ _ _ _ _ _ _ _ _ _ _ I I
I Company
IOL. 4/#2 APRIL '12
Gottlieb's New System BOA •
Nintendo "Donkey Kong" Pix Flip
Mod • Taito "Qix" Static Mod •
Midway Mini "Pac-Man" Static
Solution • On The Service Trail ...
Nintendo "Donkey Kong", Rowe Bill
Changers, Tommy Lift Gates, Stern
Pop Bumpers, Midway "Ms. Pac-
Man" Notes • Taito "Qix", Midway
"Galaga" & "Kickman" PCB Lock-
Up Mods • Midway "Kick"f'Kick-
man" Notes & Modifications • Exidy
"Mouse Trap" Audio Board Modifica-
tion • Bally "Flash Gordon" Strobe
Unit Service Tip • New System
Preview/Gottlieb's "Haunted House"
• Nickel/Dime Adjustments for
Jukebox Coin· Mechs • Rowe
Responds to Erickson • Atari
Monitor Tech Tips • Midway's X-Y
Monitor Troubleshooting Guide (Part
3) • Midway "Ms. Pac-Man": PCB
Layout, Difficulty Mod • Fluke's
New Tester for Troubleshooting
Microprocessor-Based Garnes •
Doing Away With That Tired Feeling
• Gremlin/Sega's Digital Tech Test
(Part 4).
Send me your complete Volume 1
(Mar. '79-Feb. '80)
D U.S.A. - $42.00
D Canada - $48.00
D Other Countries - $68.00
Send me your complete Volume 2
(Mar. 'BO-Feb. '81)
D U.S.A. - $42.00
D Canada - $48.00
D Other Countries - $68.00
Send me your complete Volume 3
(Mar. '81-Feb. '82)
D U.S.A. - $42.00
D Canada - $48.00
D Other Countries - $68.00
D Send me your FREE Volume 1 Index
D Send me your FREE Volume 2 Index
D Send me your FREE Volume 3 Index
Your Name _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
Company
Address _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
City/State/Zip, _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
L---------------------------------------------------1