Motorola VML750, Руководство по установке

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Troubleshooting Chapter 3: Troubleshooting the VML750
Troubleshooting
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This paragraph gives details regarding possible malfunctions that may occur after first
time installation of the VML750, their probable cause and the recommended corrective
action. For correct LED indications, refer to
Table 3-2 .
Contact Motorola Solutions Support Center (SSC) team for further troubleshooting assistance if
necessary. For contact information, refer to
"Motorola Solutions Support Center" on page -xiv .
Table 3-1 Troubleshooting the VML750
Malfunction Probable Cause Corrective Action
Power cable is not properly
connected.
1. Check the cable connections, connect as required
and turn the VML750 On.
2.
Verify that the Power LED is blinking red
(standby mode).
3.
Press the Power button to turn On (expect LED
behavior according to ignition state).
VML750 does not turn On.
Power button was not
properly pressed.
1.
Apply power to the modem.
2.
Verify that the Power LED is blinking red.
3. Press the Power button for 2–3 sec.
4. Verify that the Power LED is blinking orange (in
"ignition enabled" mode), or blinking green and then
solid green (in "ignition disabled" mode).
No LAN/Ethernet
connection. LAN/Ethernet cable is not
connected, or, Micro USB
cable is not connected. Connect the LAN/Ethernet cable (refer to
"LAN/Ethernet Cable Installation" on page 2-18 ) or
the Micro USB cable (refer to "Micro USB Cable
Installation" on page 2-18 ) and verify that the LAN
LED is green.
No GPS reception. GPS cable (from Main
antenna) is not connected.
1. Connect the GPS cable (refer to "Antenna Cables
Installation (Main and Diversity) for B20 LTE only
Configuration" on page 2-17
or "Antenna Cables
Installation (Main and Diversity) for B20 LTE only
Configuration" on page 2-17
).
2. Verify that the GPS LED is blinking orange and
then changes to solid green.
3-2
6802988C54-B July 2014