Star Tech Journal

Issue: 1991-August - Vol 13 Issue 6

au~ 2.e~tJ#ter§} ttPG~>ue1+r gq..f'qt t~n, r g§glt§ µ,«11 ~i£ en2m1£qt.el"i£¢ si <
I.JI\.R-l±Vll £~ IQtft-p)'t~ pf ti.pf§~ mentMi (.f!qtifj:,lg(-t\µg~f *Qtrtfqq tlw §¢Pf ¢pip¢r >
ij.siigJ{ .1?gqµg;'9QQ(pggf7@$Q{ i4-x'i 9QQf gg4PQ9ypJ. .§p;$f 4Q-4/l>3J\.Z92$Y <
ROWE AMI COMBO JUKEBOX UPGRADE: Why pay big
bucks! We can save you money on the PDM-430 CD
player universal. Call for details call 609 /588-5338 or
fax 609/588-5460. L&M ELECTRONICS.
GOTTLIEB PINBALLS: System I, 80 & BOA boards re-
paired. Most boards & proms in stock. Lots of misc
parts. We are the Gottlieb specialists. Call PINBALL
CONNECTION 407 /249- l 022.
MONITOR GET WELL KITS. Saves time and money on
monitor repairs. Kit # l 0 l: Eliminates most problems
with the Electrohome GO-7 monitors (warping, black-
ing out, smearing, etc.). 17 parts. $7 .95 each. L/10
$6.95 each. Kit #201 : Eliminates most problems with
the Wells Gardner K4600 Series monitors (warping ,
brightness problems, etc.) 14 parts. $6.95 each or L/10
$5.95 each. Kit #301: For Nintendo color monitors
(Sanyo). Eliminates vertical shrinking , jail bars, low
brightness, etc. $6.95 each or L/10 $5.95 each. 2SD870
$4.49 each. Money back guarantee! We pay S&H!
ZANEN ELECTRONICS. 806/793-6337.
JAMMA SALE! COD/MC/VISA 716/838-3038 order 24
hrs. Fax 716/834-3233. JOHNSTON'S GENERAL STORE, 11
Greenfield, Buffalo.NY 14214. Atomic Runner/Chelnov /
Data East $195. Bad Dudes/Dragon Ninja/Data East
$350. Double Dragon $195. Double Dribble/Konami
$75. Galaga '88/Namco $495. 1943/Capcom $195.
Ninja Emaki/Nichibutsu $95. Ninja Gaiden/Tecmo,
$295. POW /SNK $195. Renegade/Technos $195.
Robocop/Data East $350. Rolling Thunder/Namco ,
$250. Sky Shark/Flying Shark/Taito $295. Tiger/Taito
$495. Twin Cobra/Romstar $495. Top Gunner/Konami
$95. V-Ball/Technos $195. Vigilante/Data East $195.
<
NEW MONITOR BOARDS! Need a new flyback? Don't
waste your time. $109.95 for complete new board by
EYGO w ith l year warranty. Various models to convert
your dead or continually problemed monitors. Revive
your Electrohome, Hantarex, Wells Gardner and
more. Try one! BESTCO INTERNATIONAL 214/986-9008.
Fax: 214/255-4007 .
EXPERIENCED TECHNICIAN wishes to return home to
Florida. Experienced all areas Coin-Op including Pok-
ers, Monitors and Jukeboxes strong points. Also , re-
store antigue jukeboxes and slots. TECHNICIAN Box
9694, Asheville, NC 28815. Phone 704/298-9751 .
USED GAMES FOR SALE. Videos , Pins, Cranes, pulled
PCBs and Headers. All in good shape and ready to
move. Call KEMP ENTERPRISES for pricing and delivery
info at 203/282-7396.
PIONEER/SONY PLAYERS REPAIRED. We repair all types
of units. Seeburg, Rowe , Rockola , NSM. CD and
Dragon's Lair, Space Ace units. Fast turnarounds. All
work guaranteed! Call for rates or fax for information
Main office 609/588-5338. Fax: 609/588-5460. L&M
ELECTRONICS INC.
ANTIQUE & MODERN PAYPHONES: Old black 3-slotter,
nice, working $995 or required quarters e laborate
$305. Also old time signs S 12. 608/582-4124.
(
)
•• Augu.stJ99J •
STAR*TECH Journal
STAR*TECH Journal's
Best of STAR*TECH Journal
ADVANCED
SWITCHING
TROUBLESHOOTING
POWER SUPPLIES
Service Manual
Service Manual
* * *
* * *
Section I Introduction Soldering Equipment, Digital
Mutimeters, Logic Probe, Transistor Tester, Oscillo-
scope, Logic Analyzer, CPU Emulators.
New! Just Published. All about Switching Power
Supplies. From the very beginning! Switchers are
covered from when they first appeared in our In-
dustry up to the current models and uses.
Section II Electronic Components Diodes, Diode Pa-
rameters, Transistors, Transistor Parameters,
Zeners, Zener Parameters, Resistors, Resistor
Types, Capacitors.
Theory and Circuit Analysis. Voltage Measure-
ments, Substitute Parts and Failure Modes.
Modifications. Getting negative voltages from
positive-only switchers, Identifying power legs on
ICs, Capacitor Replacements.
Section III Power Supplies Linear /Switching Com-
parison Chart, Linear Supplies, Fixed Terminal
Regulator, Series Pass Regulator, Failure Modes,
Crowbar Circuit, Modifications, Switching Sup-
plies, Pulse Width Modulation, Common Mistakes,
Troubleshooting Checklist.
Troubleshooting. Peter Chou, Condor, Wico, Power
Plus, Nintendo, Sieracin, HiTron, Penn-Ray.
Section IV Monitors Common Errors, Rules of
Thumb, Wells Gardner K7000, Common Problems,
Hantarex MTC9000, Common Problems, RGB Gen-
erator.
Never before published information outside of our
journals. This info can not be found in any of our
current service manuals.
Section V Digital and I/O Integrated Circuits, 7400
TTL, 4000 Series, Hybrids, Information Sources,
Switch Input Circuits, Switch Matrix, Analog Mul-
tiplexer.
So, if you' re looking for the definitive word on Switching
Power Supply servicing and repair, this is it. Now, you
can determine if that switcher is repairable or simply not
worth your time. Look up the symptom, perform the
solution and you 're back in business. Take another look at
that pile of useless supplies in the corner of your shop-
are thay really beyond help? Maybe not!
Section VI Microprocessors Embedded Controllers,
Busses, 68000, 280, 6502, NOPs.
-----------------
I
I
SERVICE MANUAL ORDER FORM
Rush me
ADVANCED TROUBLESHOOTING@
I
I
$49.95:
I
I
Address: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ I
I
City/State/Zip: _ _ _ _ _ _ _ _ _ _ _ _ I
I
□ Payment Enclosed
□ COD
I
Please include $3.50 s/h. NJ add 7%.
I
Mail coupon to: STAR*TECH Journal, PO Box 1065,
I
Name: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
Merchantville, NJ08109. Phone: 609/662-1080.
L----------------~J
ij
-----------------
I
I
SERVICE MANUAL ORDER FORM
Rush me __
SWITCHING
PoWER
SUPPLIES @
$29.95
Name: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
Address: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
City/State/Zip: _ _ _ _ _ _ _ _ _ _ _ _

Payment Enclosed

COD
Please include $3.50 s/h. NJ add 7%.
Mail coupon to: STAR*TECH Journal, PO Box 1065,
M erchantville, NJ08109. Phone: 609/662 -1080.
.
L----------------~J

Download Page 22: PDF File | Image

Download Page 23 PDF File | Image

Future scanning projects are planned by the International Arcade Museum Library (IAML).

Pro Tip: You can flip pages on the issue easily by using the left and right arrow keys on your keyboard.