Posiflex JIVA XT-3114 - Manual (Page 14)

Part 14
BRIGHTNESS CONTROL
In the lower right side of the main unit, there are brightness adjust capacitor
tap buttons. Each single tap on the + or – button changes the LCD panel
display brightness by a small amount. When you tap and hold the button, the
change will keep on until release or extreme condition matched. For those
control buttons, please refer to the previous chapter.
DISPLAY ISSUES
Main LCD Display
For best viewing result, please set your display resolution at 1366 x 768 for
14” LCD. The system Video Memory is shared with system memory, and
supports DVMT 4.0.
VGA Port
The VGA port in the XT-3114 system supports either a separately connected
LCD monitor or touch monitor. To support the DC power to the Posiflex LCD
display, enable a qualified technician to set the power supply in XT main unit
through the VGA connector according to Posiflex technical information. Do
not connect other monitor to this port before the power in this port is
disabled.
Note: When 2
nd
display is connected, the screen display of system boot up
stage and application in some OS will be smaller than usual in both 1
st
and 2
nd
displays.
SERIAL PORTS – COM1/2/3/4
In XT-3114 system, there are 3 serial ports in form of DB 9 pin male
connectors and 1 in form of 10 pin RJ45 type modular connector available.
DB 9 serial ports can supply a +5 V and +12V DC after proper BIOS and
jumper setup. However, do not connect any other device to this port before
the power in this port is disabled.
PARALLEL PORT
In XT-3114 system, the parallel port can be available only through use of the
optional conversion cable. It should be connected to the special connector
inside the service window as described earlier. The other end of the cable is the
normal 25 pin D sub female LPT connector.
TOUCH PANEL
All paragraphs below are applicable for models with touch panel only. The
user of those models without touch panel can ignore them and consider this