Brightness-Enhanced Display and Moisture Deflector Options
Page 2
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Do not attempt to repair the Moisture Deflector
yourself. Doing so will void the warranty.
If cracks develop in the Moisture Deflector or if it
breaks, contact 3M Touch Systems (see
“Contacting 3M Touch Systems‚” on page 3).
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Do not allow dirt or debris to build up on the
Moisture Deflector.
Mounting the ET 3250/3255 with
Moisture Deflector
The ET 3250/3255 with Moisture Deflector must be
mounted vertically. There must be no more than 10
degrees variance from vertical for the Moisture
Deflector to operate.
As long as this 10 degree rule is observed, it is
possible to mount the ET 3250/3255 with the
Moisture Deflector in any of the ways described in the
Getting Started Guide
and
User’s Guide
(see
“Related documents‚” on page 3).
Opening the enclosure of
ET 3250/3255 with Moisture
Deflector
To open the enclosure of ET 3250/3255 Computers
(for a task such as adding an expansion card or
replacing a TouchSurround underlay) follow these
steps:
1.
Put on a grounding strap and touch a grounded
object to discharge any built-up static.
2.
Look on the back of the bezel for four security
screws and remove them with the appropriate
screwdriver.
3.
Find the latch screw on the top of the enclosure
and use an Allen key or a flat-blade screwdriver
to turn the screw ¼ turn counter-clockwise, or
until you feel the enclosure open.
4.
Place the computer face down on the work bench
and open the main enclosure as far as it will go.
5.
Have one person support the enclosure in the
open position. Follow the instructions in the
User’s Guide
page 3) to complete your task.
6.
When your task is finished, close the bezel
assembly, lock the latch screw, and replace the
four security screws. Tighten the screws to a
torque of 10 inch-pounds.
Standards and certifications
The ET 3250/3255 with Moisture Deflector and the
ET 3250/3255 with BE Display meet the following
specifications and standards.
Enclosure
Display
Non-operating conditions
The equipment meets these non-operating conditions:
Dimensions
Imperial
16.30" wide
14.00" high
6.60" deep
Metric
414.0 mm wide
355.6 mm high
167.6 mm deep
Weight
Imperial
25.0 lb.
Metric
11.4 kg
Material
Die cast aluminum
Viewing area (diagonal)
15.0"
Resolution
1024 × 768 XGA
Type
Active color TFT
Panel colors (up to)
65,536
Backlights
Two cold cathode
fluorescent tubes (CCFT)
Backlight life
expectancy
50,000 hr
Brightness (typical)
340 cd/m
2
Condition
Range
Shock
Acceleration: 30 G
Pulse duration: 11 ms
Vibration
5–57 Hz: 0.015" (0.38 mm)
peak displacement
58–2000 Hz:
2.5 G acceleration
Storage
temperature
-13°–140°F (-25°–60°C)
Maximum
storage altitude
40,000 feet (12 192 meters)
