THE DT392/392i
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OPERATION
Internal Battery
Warning!
The Internal battery pack should only be replaced by an authorized DT service
representative. Please contact your product and/or service provider for internal battery
replacement service.
Powering ON and OFF
To activate the DT392/392i, push and quickly release the Power Button to the
right side of the front bezel. The display will come on in a few seconds. To put the
DT392/392i in Standby mode, push and quickly release the Power Button. To
turn the DT392/392i off for extended storage, power off the device safely using
any software function that “shuts down computer” provided in the software operating
system.
NOTE: The battery packs shipped with your device may be low in power—please use
theAC-DCadapterwiththeDT392/392iwhensettingupthedevicefortherst
time to fully charge the internal battery pack. You may charge the external battery
pack with it attached to the DT392/392i, or with the optional external battery
charger kit.
NOTE: When the battery pack(s) is (are) charging, the blue-colored Battery LED
should blink slowly. If plugging in the AC-DC adapter does not trigger this blinking
activity and the LED stays dark, the battery pack(s) may have been drained
substantially. Try unplugging/ replugging the AC-DC adapter to the DT392/392i
a few times to activate the charging process.
NOTE: To conserve power, use (push and quick release) the Power Button to put the
devicein“Standby”modewhilenotinuse.Pushingbrieyonthesamebuttonwill
wake up the system within seconds.
NOTE: Avoid using the Power Button (“hold 4+ seconds” feature) to turn off the
device—this form of hardware shutdown is intended to be a means of recovery from
device lockups, and not as normal operation.
Start Up
If the power up (from Standby or otherwise) is successful, the appropriate interface will be
displayed after a launch sequence of several seconds. The wireless LAN connection may
take 10-15 seconds to be established.
Conguring the DT392/392i
Thedevicemaybeconguredusingtheutilitiesandmethodsdictatedbythe
softwareoperatingsystem.TheDT392/392ishouldbecongurableforvarious
propertiessuchasuserproles,networkfeatures,andseveralsystemelements.
Calibration
The touch display for the DT392/392i is calibrated before shipping. In the event
thatthecalibrationhasbeenmodiedorisunsatisfactory,therespectivecalibration
routines (e.g., PenMount (PM) for Windows XP) to calibrate the touch interface may
be used. Such applications are typically executed through touch input via Stylus or
through mouse click via a USB mouse.
Wireless Networking
Wireless LAN
The DT392/392i is often delivered with an embedded (user-inaccessible)
802.11a/b/g/n WLAN adapter equipped with a hidden custom antenna.
T
• hrough the support of typical WLAN adapters, the DT392/392i should be
able to detect all 802.11 access points in the vicinity for you to select the access
point of your choice for connection.
T
• he SSID and WEP/WPA/WPA2 (if enabled) parameters on the DT392/392i
and the access points have to match. The SSID is case-sensitive and it is recom-
mended that you enable WEP/WPA/WPA2 encryption (or advanced alternatives)
for secure access.
W
• hen WEP/WPA/WPA2 is enabled, you may need to consult your network admin-
istratororyournetworkingequipmentliteraturetoproperlycongureassociated
settings such as Authentication mode, etc.
R
• efer to the access point operating manuals for setting up the 802.11 access
points.
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