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Example: Checking the Configure Option Settings (Continued)
15. Select "ENABLE" to turn on the Liquid Detector on, "DISABLE" to turn off the Liquid Detector. For the purposes of
the following examples, select "ENABLE." Press the
normally leave the detector enabled unless you suspect it is malfunctioning. If you disable the detector, you will
need to enter the suction head in the program sequence.
16. This display appears when you select "ENABLE" in step 15. For the purposes of this example, enter "0." Press the
/
key to accept the entry. Rinse cycles condition the suction line to reduce cross contamination.
ENTER
PROGRAM
17. This display appears when you select "ENABLE" in step 15. For the purposes of the following examples, select
"NO" to omit the setting. Press the
18. This display appears when you select "ENABLE" in step 15. For the purposes of this example, set the number of
retries to "0." Press the
sampler will try to detect the presence of liquid for each sample event.
19. To verify the programming mode setting, press the
20. Select "BASIC." Press the
21. Scroll through the remaining options with the arrow keys. Use the techniques above to change or verify the
settings. If you want to reinitialize the configure and program settings to factory settings, follow the procedures
given in Steps 22 to 24.
22. To access the displays used in this option, press the
The sampler displays the software revision number for a short period of time.
The software revision display will be replaced by the RAM and ROM test messages. A successful test is indicated by
the messages "RAM PASSED TEST" and "ROM PASSED TEST."
After successful RAM and ROM tests, the sampler will then test the LCD by first filling the display with solid rectangles
and then printing the alphabet and other characters. Each position in the display should contain a character.
The next step tests the pump. During the test, the pump will run briefly and the display will indicate an "OFF/ON"
number. The number should fall within the range of 50 to 200. A count near 100 is typical.
ENABLE
[
LIQUID DETECTOR
0
RINSE
/
ENTER
PROGRAM
ENTER HEAD MANUALLY?
[YES,
/
key to accept the entry. This setting determines the number of times the
ENTER
PROGRAM
RETRY UP TO
WHEN SAMPLING (0-3)
SELECT OPTION: (← →)
PROGRAMMING MODE
/
key to accept the selection
ENTER
PROGRAM
BASIC
[
PROGRAMMING MODE
SELECT OPTION: (← →)
RUN DIAGNOSTICS
SOFTWARE REVISION
'RAM' PASSED TEST
TESTING 'ROM'
ABCDEFGHIJKLMNOPQRST
UVWXYZ [¥]^_`abcdefgh
Section 3 Programming Guidelines
/
key to accept the selection. You should
ENTER
PROGRAM
, DISABLE]
CYCLES (0-3)
key to accept the selection.
NO
]
0
TIMES
/
key.
ENTER
PROGRAM
, EXTENDED]
↓
↓
/
key.
ENTER
PROGRAM
#4.6
3700 Portable Samplers
3-25
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