User manual

Table Of Contents
enough for the cumulative effect of a small drain (a few milliamps), to be a significant factor in
the energy budget of a deployment.
The firmware enters LPS whenever more than 20 minutes elapse without operator input.
Prior to LPS the current time displays. During LPS, the firmware wakes every 20 minutes to
check status, display the time, and returns to LPS. To wake the firmware from LPS press
[CTRL]-[C] three times.
2 keystrokes
begins wake-up
[CTRL]-[C]
completes
wake-up
<07/06/2006 15:58:51> Sleeping . . .
Enter <CTRL-C> now to wake up?
Figure 7-17: Low Power Sleep
<5> Bench Test
Bench Test selections are grouped into ‘Sensor Utilities’, ‘System Evaluation’ and
‘System Options Tests’.
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Bench Tests
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Mon Jan 22 16:46:55 2007
Sensor Utilities:
<1> CTD Communication <4> CTD Temperature Record
<2> CTD Pressure <5> ACM Communication
<3> CTD Average Pressure <6> FSI ACM Tilt and Compass
System Evaluation:
<7> Motor Operation <9> Independent Watchdog
<8> Brake on. Change?
System Options Tests:
<I> Inductive Telemetry <F> Chl à Fluorometer
<P> Acoustic Transponder <C> CDOM Fluorometer
<E> Battery Endurance <T> IR Turbidity
<S> SIM/UIM Transactions <U> Power UIM
<A> Inductive Charger Modem
Figure 7-18: Bench Tests Menu
Sensor Utilities
Sensor Utilities assess the operability and performance of the CTD and ACM sensors.
Option <1> CTD Communication
This option is a “pass-through” communications channel to the CTD. The important
difference from a direct connection is that this Bench Test echoes the keyboard commands.
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