Advanced Instruments OsmoTECH XT - Chapter 2: User Interface; Touchscreen; Common Screen Elements

OsmoTECH XT Single-Sample Micro-Osmometer Service Guide
20
Chapter 4: Diagnostics
This chapter describes basic diagnostic procedures to
perform on the OsmoTECH XT.
4.1 Accessing the Diagnostics menu
The Diagnostics menu provides access to the functions
listed in the following table.
Function Description/Use
A/D Analog to digital circuit testing
Consumables Test kit reader test
Sample Probe Measure the sample probe resistance
Barcode Test the barcode scanner
Events View/export system events log
Printer Test the printer
LCD Inspect screen for dead pixels
Solenoid Executes multiple impacts
Maintenance Log routine cleaning, preventative
maintenance, and repairs of instrument, and
save to instrument events database
To access the Diagnostics menu:
1. Press on the Home screen to open the Main
menu.
2. Press Diagnostics from the Main menu to open the
Diagnostics menu.
From the Diagnostics menu, you can press a button to
select a function, (described in the following sections),
or you can press the Home button to return to the Home
screen.
4.2 Testing A/D functions
The A/D function tests the performance of the analog to
digital converter (A/D), sample probe, block probe,
cooling assembly, and the eciency of heat transfer
between the components of the cooling assembly.
Results are presented as resistance (ohms), temperature
(°C), and power level %.
1. Press DIAGNOSTICS > A/D to open the A/D screen.
2. Press a set point temperature from the drop-down
menu at the top of the screen.
Testing begins.