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R R
OUTING THE
OUTING THE
Mounting the IC1 cable to the plastic case. Plastic cases are usually rather
Mounting the IC1 cable to the plastic case. Plastic cases are usually rather
• •
thick, making it necessary to mount the flange of the connector on the outside
thick, making it necessary to mount the flange of the connector on the outside
of the case. This is cosmetically less acceptable than an inside mount and there
of the case. This is cosmetically less acceptable than an inside mount and there
is less support for the external EC2 cable. Also the standard DB9 hole may not
is less support for the external EC2 cable. Also the standard DB9 hole may not
provide adequate clearance for the connector. Avoid mounting to curved
provide adequate clearance for the connector. Avoid mounting to curved
surfaces if possible as hole punching is more difficult and mounting hardware
surfaces if possible as hole punching is more difficult and mounting hardware
will warp the connector when tightened. If mounted on the inside, the
will warp the connector when tightened. If mounted on the inside, the
mounting hardware may interfere with proper mating with the IC1 cable. Also,
mounting hardware may interfere with proper mating with the IC1 cable. Also,
the touchscreen cable must be connected to the IC1 cable as the back case is
the touchscreen cable must be connected to the IC1 cable as the back case is
being reinstalled.
being reinstalled.
The touchscreen and IC1 cable shields must be connected to chassis ground to
The touchscreen and IC1 cable shields must be connected to chassis ground to
satisfy safety agency approvals, as the grounding protects the user in case a
satisfy safety agency approvals, as the grounding protects the user in case a
wiring fault develops in the display. Ground the DB9 connector to accomplish
wiring fault develops in the display. Ground the DB9 connector to accomplish
this.
this.
An escutcheon, or identifying metal plate labeled with the legend "Touchscreen
An escutcheon, or identifying metal plate labeled with the legend "Touchscreen
Interface" (P/N 172001) is included in the Touchscreen Installation Kit
Interface" (P/N 172001) is included in the Touchscreen Installation Kit
(P/N UK0001) and provides an attractive and convenient finish to most of the
(P/N UK0001) and provides an attractive and convenient finish to most of the
bulkhead mounts typically used on a display. A similar plate is also available with
bulkhead mounts typically used on a display. A similar plate is also available with
vertical labeling (P/N 172003).
vertical labeling (P/N 172003).
EC2 extension cables are available to connect all touchscreen cable configurations
EC2 extension cables are available to connect all touchscreen cable configurations
to external serial and bus controllers. Use only one EC2 cable between the
to external serial and bus controllers. Use only one EC2 cable between the
touchscreen and controller. The internal construction of the EC2 cable is specific
touchscreen and controller. The internal construction of the EC2 cable is specific
to the IntelliTouch system, and other common computer data cables should not be
to the IntelliTouch system, and other common computer data cables should not be
substituted. Contact Elo if special requirements exist that cannot be satisfied with
substituted. Contact Elo if special requirements exist that cannot be satisfied with
a standard cable configuration.
a standard cable configuration.
T T
OUCHSCREEN
OUCHSCREEN
The internal cable(s) that carry the analog touchscreen signals are subject to
The internal cable(s) that carry the analog touchscreen signals are subject to
interference from various sources within the display. The routing of these cables
interference from various sources within the display. The routing of these cables
should avoid the following areas, listed in order of importance:
should avoid the following areas, listed in order of importance:
• •
the flyback transformer
the flyback transformer
• •
the anode lead
the anode lead
the inverting section of the power supply (most display power supplies are
the inverting section of the power supply (most display power supplies are
• •
switching power supplies, and the main DC to AC inversion section produces
switching power supplies, and the main DC to AC inversion section produces
most of the noise)
most of the noise)
• •
the yoke
the yoke
• •
the RGB video drive section of the display
the RGB video drive section of the display
Routing the Touch
Routing
the Touchscreen C
C C
ABLES
ABLES
45 45
screen Cables
ables
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Table of Contents
Troubleshooting
