VTM-2400 Installation and Operation Handbook
73
Section 6
♦
Troubleshooting
CAUTION: These instructions are for use by qualified personnel only. To reduce
the risk of electric shock, do not perform this installation or any servicing unless you
are qualified to do so. Refer all servicing to qualified service personnel.
NOTE
: When power is applied to the unit, the display shows the startup screen for about 25
seconds.
If the VTM-2400 is not functioning properly, first verify that:
The VTM-2400 is connected to a power source (90–264 VAC, 50/60 Hz nominal).
All cables are correctly connected (see Section 2, “Installation”).
Initial difficulties with operation or display can be due to improper setup. Review the
operation was correct to ensure that the proper adjustments have been made for the signal
requirements.
Cold Starting the VTM-2400
NOTE
: A cold start resets all front panel and Setup menu selections to the factory-default
settings. All user settings are lost.
If a problem persists after the cables are correctly connected and the unit is set up, perform a
Cold Start. Three procedures can cold start the VTM-2400. Only one procedure needs to be
performed to cold start the unit. The first type of cold start procedure is a front panel Cold
Start, as described below. The second type of cold start procedure is a Warm Start that is
described on page 74. The third type of cold start is a Cold Start after a VFlash update that is
described on page 74.
The Ethernet default settings for the VTM-2400 are:
IP: 192.0.0.100
Subnet Mask: 255.255.255.192
Gateway: 0.0.0.0
Cold Start
The Front Panel Cold Start procedure is a cold starting procedure that does not require the
power to be disconnected from the unit. IP information is preserved. To perform a Front
Panel Cold Start:
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