RCU-2400 Remote Control Unit
90
VTM-2400 Installation and Operation Handbook
RCU-2400 LEDs now reflect the settings of the attached VTM-2400 instrument. T
he
RCU-2400 front panel operations affect the VTM-2400 instrument.
9.
The VTM-2400 polls the selected RCU-2400 every five seconds. If the VTM-2400
instrument fails to receive the poll after 60 seconds, the RCU-2400 assumes that a
communication break has occurred.
The LEDs flashing indicates a communication break. When communication is once
again established, the LEDs will reflect the current setting.
Operating the RCU-2400
Operating the RCU-2400 is the same as operating a VTM-2400 instrument with one exception:
selecting a VTM-2400 instrument
for communication.
To select a
VTM-2400 instrument for communication
:
1.
Press and hold the SETUP and EXIT buttons simultaneously to enable the selection
mode. The Phase LEDs flashes.
2.
Rotate the CURVED ARROW knob to search for a Unit ID. Rotating clockwise scans UP
through the UNIT IDs. Rotating counterclockwise scans down through the unit IDs.
Troubleshooting
Table C-2. RCU-2400: Problems, Causes, and Solutions
Problem/Symptom
Possible Cause
Solution or Explanation
The LEDs are not
illuminated.
The DC power supply cable is not
properly connected to the back panel
5V DC IN connector.
Properly connect the DC power
supply.
The DC power supply has no AC
power applied.
Apply the AC power.
Bottom Row LEDs are
flashing.
The RJ-11 cable from the VTM-2400
instrument to the RCU-2400 is
defective or not properly connected.
Check the cable and the
connection.
VTM-2400 instrument not powered up.
Apply the power to the VTM-2400
instrument.
A VTM-2400 instrument is not selected.
Select a VTM-2400 instrument
.
If the problem still exists after troubleshooting the RCU-2400, see “Service and Support” on
page 4 for further instructions.
Содержание Videotek VTM-2400
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