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S S
EALING
EALING
If available, re-glue the CRT circuit board to the connector with an electronic-
If available, re-glue the CRT circuit board to the connector with an electronic-
grade (non-corrosive) silicone adhesive (such as GE RTV-162). Discharge the
grade (non-corrosive) silicone adhesive (such as GE RTV-162). Discharge the
CRT again (see page 30), and then reconnect the anode lead to the anode button,
CRT again (see page 30), and then reconnect the anode lead to the anode button,
making sure the spring hooks catch inside the hole.
making sure the spring hooks catch inside the hole.
If practical, test the display and touchscreen at the earliest time possible before
If practical, test the display and touchscreen at the earliest time possible before
reassembling the display, as the reassembly of the back case can be tedious. If
reassembling the display, as the reassembly of the back case can be tedious. If
mistakes have been made, corrections are easier to make if the covers are still off.
mistakes have been made, corrections are easier to make if the covers are still off.
Next, label the display with information about the touchscreen installed, along
Next, label the display with information about the touchscreen installed, along
with the model and settings of any internal serial controller. For example:
with the model and settings of any internal serial controller. For example:
Contains E281-2310 Serial Controller
Contains E281-2310 Serial Controller
Settings: 9600/8/1/N SmartSet/Binary/Stream Mode
Settings: 9600/8/1/N SmartSet/Binary/Stream Mode
Finally, remove any agency certifications (UL/cUL, FCC, TÜV, CE, etc.) for
Finally, remove any agency certifications (UL/cUL, FCC, TÜV, CE, etc.) for
which you have not resubmitted.
which you have not resubmitted.
A variety of methods may be used to seal an IntelliTouch system from dust or
A variety of methods may be used to seal an IntelliTouch system from dust or
liquid intrusion as required by the application or an industry standard:
liquid intrusion as required by the application or an industry standard:
Use a sealing material that has a low surface wave absorption characteristic
Use a sealing material that has a low surface wave absorption characteristic
• •
and that does not absorb water. See below for recommended materials.
and that does not absorb water. See below for recommended materials.
• •
For optimum results, the sealing material should contact the touchscreen in the
For optimum results, the sealing material should contact the touchscreen in the
active area just inside the reflector array. Avoid contacting the array with the
active area just inside the reflector array. Avoid contacting the array with the
sealing material.
sealing material.
Use the narrowest width of sealing material possible, consistent with the
Use the narrowest width of sealing material possible, consistent with the
• •
mechanical characteristics of the material chosen.
mechanical characteristics of the material chosen.
Position the seal as close as possible to the inside edge of the display bezel to
Position the seal as close as possible to the inside edge of the display bezel to
• •
allow for easy cleaning.
allow for easy cleaning.
If there is a seam in the sealing material, position it at the top of the display.
If there is a seam in the sealing material, position it at the top of the display.
• •
If forced air ventilation is used for the kiosk, the air should be filtered and fans
If forced air ventilation is used for the kiosk, the air should be filtered and fans
• •
should be positioned at the intake, creating positive pressure inside the
should be positioned at the intake, creating positive pressure inside the
cabinet.
cabinet.
Design your display bezel so the contact force of the seal is constant during
Design your display bezel so the contact force of the seal is constant during
• •
normal operation.
normal operation.
47 47
Sealing
Sealing
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Troubleshooting
