Led Indicators; Checking For Alarms/Events - GE MDS SD Series Technical Manual

MDS 05-4846A01, Rev. D
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Table 14. Troubleshooting Guide (Continued)
BER is too high. a. If in packet mode, check the packet settings screen for
Data throughput is proper configuration.
spotty.
b. If in serial mode, check the COM2/COM1 port settings
screen for proper configuration.
Latency is too high.
a. Adjust packet node settings.
Unit won't wake up a. Disconnect the device connected to COM2, and disable
from Sleep Mode Sleep Mode on the Device Settings Screen.
b. Verify that the connected device is outputting the required
0 Vdc to 5 Vdc to control sleep mode on Pin 4 of COM2.
Correct as necessary.
c. Re-enable Sleep Mode on Device Settings Screen,
re-connect device to COM2, and check for proper operation.
Password lost or Contact GE MDS for password reset authorization code.
forgotten Proof of authorized user required.
Alarm message No load on Antenna connector or poor/shorted/open load.
Check condition of antenna cable, connectors, and antenna
"RF Output Out of
Range" system.
Transmitter keys Many terminal programs raise the RTS line by default.
when using terminal Keying can be avoided by setting the transceiver's RTSkey
communications parameter to OFF (Radio Configuration>>Advanced
program. Settings Screen)

7.1 LED Indicators

The LED status indicators are an important troubleshooting aid, and
should be checked whenever a problem is suspected. Table 10 on
Page 30 describes the function of each status LED and their normal indi-
cations.
7.2

Checking for Alarms/Events

When an alarm condition exists, the transceiver registers it as an
"event". These events can be viewed the Device Manager's
& Status>>Alarm Summary>>All Alarms/Events
for currently active alarms, whether they be Major, Minor, Status Con-
ditions, or Informational Events.
In addition, all historical events may be viewed by accessing the Device
Manager's Event Log screen. To access the Event Log, select
nance & Status>>Event Log
Figure 27).
Figure 27. Event Log Screen
SD Series Technical Manual
screen. Here, users can check
and click to view stored events (see
Show Log
Invisible place holder
Maintenance
Mainte-
71