Table of Contents
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Appendix A - Troubl
Appendi
Diagnostic LED's
Diagnostic LED's
x A - Troubleshooting
eshooting Guide
Guide
1 1 • • • •
3 3 • • • •
5 5 • • • •
7 7 • • • •
9 9 • • • •
11
11 • • • •
2 2 x x 6 6 M M a a l l e e H H e e a a d d e e r r
1 1
3 3
5 5
7 7
9 9
1 1 1 1
4 4
6 6
8 8
1 1 0 0
See page 65 for DB9 connector pin positions.
See page 65 for DB9 connector pin positions.
EC2 Cable
EC2 Cable
This cable connects the back of a touch monitor to an external controller. It is a
This cable connects the back of a touch monitor to an external controller. It is a
straight through cable, and all nine pins are used. Check this cable with an
straight through cable, and all nine pins are used. Check this cable with an
ohmmeter.
ohmmeter.
The internal construction of the EC2 cable is specific to the IntelliTouch system,
The internal construction of the EC2 cable is specific to the IntelliTouch system,
and other common computer data cables should not be substituted.
and other common computer data cables should not be substituted.
Depending on where the controller is installed, the LED's may or may not be
Depending on where the controller is installed, the LED's may or may not be
visible.
visible.
E281-2310 Serial Controller
E281-2310 Serial Controller
The E281-2310 controller has one green diagnostic LED. Following power on, the
The E281-2310 controller has one green diagnostic LED. Following power on, the
controller performs a short self-test, where the LED stays lit. After the self-test,
controller performs a short self-test, where the LED stays lit. After the self-test,
the LED flashes once per second, indicating normal operation. The self-test results
the LED flashes once per second, indicating normal operation. The self-test results
are displayed by most Elo driver software.
are displayed by most Elo driver software.
During normal operation, the LED also indicates controller/host communication is
During normal operation, the LED also indicates controller/host communication is
in progress. When the touchscreen is touched, the LED should light continuously,
in progress. When the touchscreen is touched, the LED should light continuously,
••••••••
••••••••
X X • •
2 2
• • • •
4 4
• • • •
6 6
• • • •
8 8
• • • • 10
10
X X • • 12
12
••••••••
••••••••
D D B B 9 9 M M a a l l e e
S S h h e e l l l l
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
F F u u n n c c t t i i o o n n
O O v v e e r r a a l l l l S S h h i i e e l l d d
Y Y + + R R e e c c e e i i v v e e
Y Y - - R R e e c c e e i i v v e e
S S h h i i e e l l d d
X X + + R R e e c c e e i i v v e e
X X - - R R e e c c e e i i v v e e
Y Y T T r r a a n n s s m m i i t t
Y Y G G r r o o u u n n d d
X X G G r r o o u u n n d d
X X T T r r a a n n s s m m i i t t
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Table of Contents
Troubleshooting
