Preh mc12t3 Guía Del Usuario

16

A lot of malfunctions can be traced back to incorrect or loose cable connection. So
please make sure that all plug connections are in order.

voltage supply not in orde check plug-in connection of

power supply

LED on touchscreen/
TFT monitor remains dark

computer switched off

switch on the computer

LED on touchscreen/
TFT monitor lights up red
and no picture appears

VGA cable is not
correctly connected

check cable connection of
VGA connection

choice of display
resolution is wrong

check for correct display
resolution it should be
800x600 or less

The display shows only part
of the picture or the picture
is distorted

display adjustment
insufficient

see notice to adjustment of in
chapter 3.3

LCD shows indistinct
vertical stripes

display ("HORIZONTAL
SIZE") is insufficiently set

set horizontal size of picture in
menu IMAGE POSITION of
OSD(see chapter 3.3.2)

LCD shows fine horizontal
stripes

display ("PHASE") is not
correctly adjusted

adjust PHASE in menu
BASIC-SETTINGS of OSD
(see chapter 3.3.1)

Touch does not work under
DOS and Windows 3.1

RS 232 cable connection
incorrect

check serial cable connection
and restart computer. During
booting procedure look out for
error indication of the driver.
Check touchscreen with
diagnostic programme
COMDUMP(see chapter
Diaqcnostic Programm)

Touch cannot be calibrated
under the operating systems
of Windows, button
"calibrate" is deactivated

cable connection
incorrect

check serial connection,
restart computer

Calibrating programme
states error when called up

touchscreen driver not
correctly installed

Set the driver again with
SETUP or with button setup in
the calibrating programme.
Here the serial connection
should be correctly entered
and the correct controller
(E271-2210) or controller
model (SmartSet 2xx0) should
be selected. Check the serial
cable connection