TM 5-6675-318-14
Table 4-21. CODE DESCRIPTIONS - Cont
Blank - No signals available
S - Receiver is searching for or has found a particular satellite that has been
predicted. MX 1502 has alert data for this satellite.
A - Receiver has acquired 150 and 400 MHz signals.
4 - Receiver has acquired only 400 MHz signal.
- Receiver has acquired only 150 MHz signal.
T - Receiver is tracking a satellite. Two-minute message from satellite
detected.
Error Codes (2)
Blank - No errors detected.
3 - Error detected on memory board in slot 3.
4 - Error detected on processor board slot 4.
5 - Error detected on dual satellite interface board in slot 6.
6 - Error detected on 150 MHz satellite receiver board in slot 6.
7 - Error detected on dual satellite interface board in slot 6.
8 - Error detected on 400 MHz satellite receiver board in slot 6.
B - Error detected in modem board in slot B.
C - Error detected in tape cassette transport or tape control board in slot C.
D - Error detected on alarm clock board in slot D.
E - End of cassette.
H - Power was reduced because internal temperature exceeded 70°C (158°F).
L - More than 75 meters (245 feet) of tape used on cassette.
M - Magnetic tape I/O operation was in progress when power was lost. Some data
on tape may have been lost or destroyed if a recording operation was in
p r o g r e s s .
N - Data received from communications link does not match data collected from
s a t e l l i t e .
4-113
1
