YSI 2700 SELECT, User Manual

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5-18
As discussed in the Introduction to this section, you must exit RUN Mode or STANDBY Mode
to gain complete access to the diagnostic menu functions. To exit Run or Standby modes, press
the appropriate key ([RUN] or [STANDBY]), then follow the prompts to exit. You will now be
in Main Menu mode and the display will appear as shown below.
Please select instrument mode
[RUN] [STANDBY] [MENU]
Press [MENU], then [3] for Diagnostic to display the five categories of diagnostic selections.
Select instrument function
1-Service 2-Setup 3-Diagnostic
Select diagnostic
1-Motor 2-Pump 3-Probe 4-I/O 5-Sensor
Press [1] for Motor to gain access to two motors, the Sipper Arm assembly (vertical and
horizontal motions) and the Stir Motor that turns the magnetic stir bar in the Sample Chamber.
Motor diagnostic
1-Sipper motor 2-Stir motor 3-Turntable
Press [1] for Sipper motor to display the following motion selections.
Sipper diagnostic: 1-Up 2-Down 3-Home
4-Clockwise 5-Counterclock 6-Exercise
When you press one of the keys (1-5), a movement of the Sipper should be observed. Press [1]
and the Sipper moves up until the upper limit optosensor is detected. Press [2] and the Sipper
moves down into the Sample Chamber or to its limit, if at another station.
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In the horizontal plane, press [3] and the Sipper moves to the position directly over the Sample
Chamber opening. Press [4] and the Sipper moves horizontally clockwise one station, for ex-
ample from "home" to Test Tube Holder Station (Station #2). Press [5] and the Sipper moves
horizontally counterclockwise one station, for example from Manual Station (Station #3) to
Test Tube Holder Station (Station #2).
NOTE: If the Sipper is "down" and you press a command for horizontal movement, the Sipper
first moves up before beginning horizontal motion.