I-O 2677e Ethernet Display User s Guide
Troubleshooting
57
Alarm, Key Click, or
Notifications volume
either too high or too low.
No power to the display
station’s logic unit.
(Power LED is off)
Change the volume values by using either the local
Setup function or the I-O Configuration Utility.
• Click on Start | Control Panel | Volume & Sounds,
select the desired events and set the volume.
N
OTE
:
E
XTERNAL SPEAKERS MUST BE CONNECTED TO
THE HEADPHONE JACK ON THE FRONT OF THE UNIT
.
Make sure the power supply is connected and that it is
the correct supply. Verify that it is a 5VDC 2.0 Amp
supply.
C
AUTION
:
P
LUGGING IN A DIFFERENT POWER SUPPLY
COULD DAMAGE THE LOGIC UNIT
.
Video Problems
The screen dimming feature of the display station blanks the screen completely. The VESA-DPMS
power saving feature blanks the screen entirely. The screen restores with any keystroke, or when any
command is received from the host.
Problem
Solution
•
The screen is blank.
Check the following:
• The brightness and/or contrast may be too low.
Adjust the monitor’s controls.
• Verity there is power to the monitor.
• The screen may have been blanked by the VESA
power saving mode. Press any key to restore
the screen.
•
Dots on the screen or options
flashing.
The host’s device description for this display
station is set for monochrome (3477FG) when a
color monitor has been attached to the display
station and the display station’s monitor selection
switch is set for color.
• Change the host’s configuration to coincide with
the physical display station’s configuration.
• As an alternate, end the session on the
Connection Manager and delete the device on
the host. Reconnect the session on the
Connection Manager and the host will recreate
the correct device.