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CLK
Use this command to view the clock status and access the clock operating
parameters.
Level 0
Level 1
Example:
SSU_2000->clk
2003-05-24T18:24:21Z ID: SSU2000 Name: SSU_2000
CLOCK STATUS
Loc# Status Mode Tau
---- ------ ---- ----- --- --------- ---------
1A01 Sel
1A12 Ok
Level 2
12713020-002-2 Revision D – April 2004
Not applicable
CLK [xAy]
If you do not specify a parameter, the status for both CLOCK A and
CLOCK B in the unit displays. If you specify a particular clock
address, the clock status and setup information for that clock
displays.
Concise status information: Status (Fail/ Disable/ Selected/ OK),
Software Phase Locked Loop Mode, Current Tau, PQL Value, Freq
Offset, Sigma.
Detailed status information: Same as concise status information,
with the addition of Current Max Tau.
Concise setup information: Minimum tau, maximum tau, Clk Freq,
clock switching method (such as, AutoReturn or Not), input
switching method (AutoReturn On, AutoSwitch On, or AutoSwitch
Off), input selection mode (Priority or PQL), and Local Oscillator
output is On or Off.
Detailed setup information: Same as concise setup information,
with the following additions: Freq.Offset limit, warm-up time,
minimum tau limit, and maximum tau limit. The alarm level and
delay time are handled by the ALARM command. The alarm
elevation time is handled by the ELEVTIME command.
LOCK 3330
LOCK 333
Same as Level 1 operation, with the following additions:
CLK xAy MODE {ACQUIRE|LOCKED|HOLD}
CLK xAy SELECT
Pql Freq off
Sigma
5
9.22E-11
2.49E-10
5
-7.55E-09 2.75E-10
Interactive Command Set
SSU-2000 User's Guide 323
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Troubleshooting
