Bayer HealthCare Rapidlab 800 - Manual (Page 335)

4Ć51 Troubleshooting the System
D77 COĆox Temperature
Problem
The system detects an error in the temperature control system.
Every 15 minutes, the system enables the temperature control and reevaluates the error condition. If
the problem that caused the condition has been corrected, the system automatically clears the D77
condition. If the problem has not been corrected, the system displays the D77 condition code again.
Solutions
Check that the ambient temperature of the laboratory is between 15 and 32
°
C.
Perform the Temperature/pAtm Test as described on page 4-69.
Shut down and restart the system from the Menu screen as described in Shutting
Down and Restarting the System in Section 5.
If the D code reappears, contact your Service Representative.
D77