Advanced Instruments 3300, User Manual

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Solenoid Test
This test is used to exercise the freeze pulse solenoid.
On entry into this test, press the [IMPACT] soft key for a single impact
or the [BUZZ] soft key for a set of repeated impacts. If either or both
of these do not occur when the appropriate soft key has been pressed,
contact Advanced Instruments for Hot-Line Service.
Press both soft keys and release them simultaneously to exit to the
menu.
Key Test
This menu item allows individually testing the switches in the soft keys.
On entry, this test displays
[PRESS] over each soft key. When each
soft key is pressed the beeper should sound and an asterisk should
appear above the pressed soft key to indicate proper operation.
Event Record
On entry, this menu item enables downloading the internally stored
event record to both the serial and parallel ports. When ready, press
[YES] to download.
Press [CANCEL] (or both soft keys and release them simultaneously)
to exit to the menu.
Toggle the [INDEX] soft key to select another menu item or press both
soft keys and release them simultaneously to exit from the diagnostic
menu. As necessary on exit from the diagnostic menu, the power-up
tests will automatically begin and should finish with the display,
“ Osmometer Ready ” .
Fuse replacement
If you determine that your instrument is not functioning because of
blown fuses, you will need to replace the fuses using the following pro-
cedure.
1. Switch the power switch to the off position and disconnect the power
cord.
Advanced
®
Osmometer Model 3300 User’s Guide
32