Star Tech Journal

October 1 995
CD
MERIT
STAR*TECH
Journal
TOUCHSCREEN
CJ'JEAT
WE&TEJ'JN
DRIFTING CALIBRATION
T11AD!ND PDST
PROCEDURE
Service Dept.
Merit Industries
Bensalem, Pennsylvania
Its Time to
Clean out Your
Warehouse
SUBJECT
Poor touchscreen performance
on uprights
SYMPTOM
Calibration drifts when simulta-
neously touching the screen and
the bezel or touchscreen just not
working properly.
..::!AUSE
Ineffective grounding of the
monitor bezel door or the moni-
tor is not oriented properly in re-
lation to the bezel door.
neath screw head and reattach
the screw. You must re-calibrate
the touchscreen after opening the
monitor door!
MONITOR POSITION
Repositioning the monitor to pro-
vide proper alignment with the
bezel: Bezel door should rest
firmly against the neoprene tape
around the monitor without
crushing the tape. The metal
door cannot touch the monitor
screen or the touchscreen will not
calibrate.
SOLlITION
Provide a better ground connec-
tion by removing the paint from
under the ground strap screw on
the bezel door hinge. Re-orient
the monitor in relation to the
bezel door.
we
Buy, Sell, or Trade for
ot.ll uazll
VIll!O CAM!
CittCUlT
SOAnlla!
Please call or Fax your list
to us. We can use all most
any game p.c.b. from
Space Invaders on!!
··-·
PROCEDURE
• Open the rear door to access
the monitor/CPU section.
We will pay Shipping!
• Loosen the four bolts securing
the monitor shelf.
You can trade your old
boards for new boards!
Before proceeding with the fol-
lowing steps, power down the
game.
• Adjust the two screws at the
back of the shelf to move the
monitor assembly closer to, or
farther from, the bezel door.
GROUNDING THE MONITOR
• Once the shelf is in position, re-
secure the four mounting bolts.
Open monitor bezel door. Locate
e ground strap screw attached
. .:> the door hinge on the top of
the machine. Remove the screw,
scrape away the paint under-
480 Shelley Street Suite E
Springfield, OR 97477
(503) 726-1813
FAX (503) 726-7413
Internet address gwinc@efn.org
• Close the rear door and power
up the game.
• Re-calibrate the touchscreen.
What will ~P.:YJ;io with all ,
that CASH?!!!!!!!!
By the way .... we
sell the NEWest
BOARDS and
KITS also!!!!