Agilent Technologies N3970A, Operating And Maintenance Manual

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N3970A OPTICAL POWER METER SOURCE QUICK REFERENCE GUIDE
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To remove interchangeable connector , move interface to
mid position, and pull off adaptor.
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To defeat auto power-off , hold POWER for 3 seconds at
turn on until ON and perm are displayed.
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To access hidden keypad , pull up display cover.
Select POWER , Source , then:
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To set reference , push Abs/Rel and hold Set Ref for
3 seconds (3 buzzer sounds).
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To display reference , hold Abs/Rel, so Ref flashes.
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To stop / start display update, push Hold.
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If a test tone is detected, meter will display Hz.
AUTOTEST OPERATION
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No user action is required for meter to enter Autotest
mode.
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Autotest: Push Autotest on source and wait a few
seconds.
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Can also push Autotest on meter for faster lock-on.
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To display one wavelength only, on the power meter
push the left side of -/+ and again for the other wavelength.
Push right side of -/+ (twice) to exit.
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Autotest remains for >8 seconds after signal loss, to allow
quick connection change.
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To e x i t autotest, remove test lead or turn off source for >8 seconds.
MANUAL OPERATION
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To turn on and select wavelength, push: POWER, Power
Meter, -/+.
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To display linear mode , push dBm/W.
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To display max/min values, push MAX/MIN repeatedly.
Hold MAX/MIN to reset (3 buzzer sounds). .
MEMORY
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Enter Power Meter or Autotest modes first
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While in Autotest mode, it is only possible to STORE.
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To clear all memory , push both RECALL and CANCEL
together for 3 seconds. clr will display.
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To store in next location, push STORE.
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To change next store location, push SELECT -/+, SET.
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To recall , push RECALL -/+ to scroll through data.
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To exit memory display, push CANCEL.
ADDITIONAL AUTOTEST MEMORY OPERATION
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To read or cancel memory, first exit Autotest mode, and
enter Power Meter mode.
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Autotest memory: use -/+ to scroll wavelengths.