Condition
description
Resolution
Blocks
of
missing
data
on
display
v
Check
that
the
LCD
cable
is
securely
connected.
v
Check
that
the
controller
cable
of
the
host
system
is
securely
connected.
v
Run
the
4820
Video
Quality
Test
Pattern.
v
If
necessary,
replace
the
cables.
v
Replace
the
4820
display,
if
necessary.
Magnetic
stripe
reader
(MSR)
malfunctioning
v
Check
that
the
cable
is
securely
connected.
v
Make
sure
the
MSR
is
securely
attached
to
the
display.
v
Run
the
MSR
test
using
the
service
diskette.
v
Replace
the
MSR.
v
For
models
48D,
48T,
refer
to
the
IBM
POS
Device
Diagnostics,
which
came
with
the
POSS
for
Windows
installation.
Keypad
malfunctioning
v
Check
that
the
cable
is
securely
connected.
v
Make
sure
the
keypad
is
securely
attached
to
the
display.
v
Run
the
keypad
test
using
the
service
diskette.
v
Replace
the
keypad.
v
For
models
48D,
48T,
refer
to
the
IBM
POS
Device
Diagnostics,
which
came
with
the
POSS
for
Windows
installation.
Pointing
device
malfunctioning
v
Make
sure
the
pointing
device
is
securely
attached
to
the
display.
v
Run
the
pointing
device
test
using
the
service
diskette.
v
Replace
the
pointing
device.
v
For
models
48D,
48T,
refer
to
the
IBM
POS
Device
Diagnostics,
which
came
with
the
POSS
for
Windows
installation.
Troubleshooting
common
problems
B-4
4820
SurePoint
Solution
System
Reference
Содержание 4820
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Страница 109: ...Figure C 3 Mounting dimensions Appendix C Mounting surface templates C 3 ...
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