![background image](http://html1.mh-extra.com/html/ncr/7454/7454_hardware-users-manual_3710190089.webp)
Chapter 2: Hardware Installation 2-39
Summary
If
there
is
a
touch
screen
calibration
issue
during
or
after
installation,
take
the
following
actions
in
the
order
listed:
1.
Recalibrate.
2.
If
re
‐
calibration
is
unsuccessful
after
two
attempts,
then
run
the
Noise
check
to
change
the
frequency.
3.
If
you
are
still
not
able
to
calibrate,
change
the
touch
screen
glass.
4.
The
final
step
is
to
replace
the
Processor
Board.
If
this
corrects
the
problem,
then
the
old
glass
is
probably
OK
to
reuse.
Summary of Contents for 7454
Page 1: ...NCR 7454 Retail Terminal Release 2 2 Hardware User s Guide 18004 NCR B005 0000 1256 Issue H...
Page 38: ...1 26 Chapter 1 Product Overview 16 High Post Mount 17198...
Page 50: ......
Page 100: ...3 10 Chapter 3 Setup...
Page 138: ...4 28 Chapter 4 Operating System Recovery...
Page 148: ...5 10 Chapter 5 BIOS Updating Procedures...
Page 151: ...Chapter 6 NCR 7454 4x20 Customer Display 6 3 Character Set Page 1 International...
Page 152: ...6 4 Chapter 6 NCR 7454 4x20 Customer Display Page 2 Japanese...
Page 153: ...Chapter 6 NCR 7454 4x20 Customer Display 6 5 Page 3 Code Page 850...
Page 166: ...6 18 Chapter 6 NCR 7454 4x20 Customer Display...
Page 178: ......
Page 179: ......
Page 180: ...B005 0000 1256 Dec 2002 Printed on recycled paper...