Beckman Coulter LH 780 Instructions Manual page 123

CLEAR
APERT
7. Press
8. Remove the cap of the latex primer vial.
9. Immerse the aspirator tip in the latex primer vial. The instrument automatically aspirates
the primer. The Numeric Keypad displays RETIC PRIMER while the instrument performs
this function. When this function completes processing, the Numeric Keypad displays
FUNCTION = 56.
10. Remove the vial from the aspirator tip when you hear a beep and the Analyzer Status line
displays PREPARING SAMPLE. The aspirator tip automatically retracts and the probe
wipe cleans it.
11. At the Workstation, check the results from the primer.
12. If the results in the
Otherwise, if the results in the
a. At the Numeric Keypad, press
Numeric Keypad displays PRESS MANUAL OR CLEAR APERTURE.
b. Perform steps 6 through 9 up to three more times.
c. If you do not get a result below 500, cycle a new vial of primer.
d. If you still do not get a result below 500, call your Beckman Coulter Representative.
13. At the Numeric Keypad, press
Numeric Keypad displays PRESS MANUAL OR CLEAR APERTURE.
IMPORTANT
CLEAR APERTURE is only used before aspirating latex primer in this procedure.
14. Gently mix the latex control according to the directions in the package insert.
15. Immerse the aspirator tip in the latex control vial. The instrument automatically aspirates
the control. The Numeric Keypad displays RETIC--LATEX while the instrument performs
this function. When this function completes processing, the Numeric Keypad displays
FUNCTION = 56.
16. At the Workstation, verify the results from the control.
17. At the Numeric Keypad, press
READY.
PN 773023AC
. The Numeric Keypad displays PRESS MANUAL OR PRESENT SAMPLE.
column are less than or equal to 500, proceed to step 12.
PRIMER
PRIMER
Erroneous results could occur if you press CLEAR APERTURE before aspirating latex control.
STOP
column are greater than 500:
E
N
T
E
R
to reactivate the function for the control. The
E
N
T
E
R
to reactivate the function for the latex control. The
to exit this function. The Numeric Keypad displays
5
TROUBLESHOOTING
DILUTER FUNCTIONS
5-11