User Manual

10
SAFETY AND NOTICE
The PAV140 has been tested for conformance to safety regulations and
requirements, and has been certified for international use. However, like all
electronic equipment, the PAV140 should be used with care. Please read and
follow the safety instructions to protect yourself from possible injury and to
minimize the risk of damage to the unit.
• Follow all instructions and warnings marked on this unit.
• Do not attempt to service this unit yourself, except where explained in this
manual.
• Provide proper ventilation and air circulation and do not use near water.
• Keep objects that might damage the device and assure that the placement of this
unit is on a stable surface.
• Use only the power adapter and power cords and connection cables designed for
this unit.
• Do not use liquid or aerosol cleaners to clean this unit.
• Always unplug the power to the device before cleaning
TROUBLESHOOTING AND MAINTENANCE
Problems Causes Solutions
No output audio No signal at input/output end Check input/output signal
by an osciloscope or a
multimeter
Failed cable connection Change for another cable
Broken unit Send to the deal for repair
POWER indicator does not work
or respond to any operation
Failed power connection Make sure the power cord
connection is good
Static becomes stronger when
connection the video connectors
Bad grounding
Check the grounding and
make sure it is connected
well
Output audio is interfered
Cannot control the device by the
front panel buttons, RS-232 port
or IR remote
Broken unit Contact technical support
for further assistance