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70 997-01530-01, Rev. C-25, Jan 2008
SSSSSSSSSSSS SSSS SSSSSS SSSSSSS S SSS SSSSSSS
1
Where the value of each character in <123456789ABCDEFGHIJ> field is either 'E' or 'D'. 'E' means the
corresponding indicator is enabled, and can trigger an alarm if it enters a fault state. 'D' means the
indicator is disabled (or not available) and will not trigger an alarm if it enters a fault state.
To enable ('E'), disable (‘D’), or leave the indicator unchanged (‘-’), enter 'E', 'D', or '-' for each character
in <123456789ABCDEFGHIJ> when you enter the following string:
F73<SP>MASK<SEP><123456789ABCDEFGHIJ><CR>
The XL-GPS will sets the new alarm mask and responds:
OK<CR><LF>
The following summarizes the fault alarm mask setting in the <123456789ABCDEFGHIJ> field:
Query or set Time Error Threshold using the THRESHOLD command. To query the Time Error
Threshold setting, enter:
F73<SP>THRESHOLD<CR><LF>
1='E' PLL Synthesizer Alarm Enabled
'D' PLL Synthesizer Alarm Disabled
2='D' not used
3='E' GPS Alarm Enabled
'D' GPS Alarm Disabled
4='D' not used
5='D' not used
6='D' not used
7='D' not used
8='D' not used
9=''D' not used
A='E' DAC Alarm Enabled
'D' DAC Alarm Disabled
B='E' First time lock Alarm Enabled
'D' First time lock Alarm Disabled
C='E' Time error Alarm Enabled
'D' Time error Alarm Disabled
D='E' Time out Alarm Enabled
'D' Time out Alarm Disabled
E='E' NTP Alarm Enabled
'D' NTP Alarm Disabled (Default if NTP Option not enabled)