Applied Biosystems 2720 User Manual

Troubleshooting 7-5
Serious Error
Messages
The following table lists error messages that may indicate a serious problem such as
hardware malfunction. A description of the problem and recommended action are
provided.
Message Description Recommended Action
Error 1 Block shut off by hardware due to thermal
runaway.
Note the error number, and refer to our Web site.
a
Error 2 Block thermal runaway
Error 3 Heated cover shut off by hardware due to
thermal runaway.
Error 4 Heat sink is too hot. Ambient conditions may
be too warm.
Ensure that the fan is running and instrument vents are
clear.
Move instrument to well-ventilated location (15–30 °C).
Run rate test diagnostic.
Note the error number, and refer to our Web site.
a
Error 5 Heat sink sensor failure Note the error number, and refer to our Web site.
a
Error 6 Heated cover thermal runaway
Error 7 Heated cover sensor failure
Error 8 Setpoint could not be reached
♦ The instrument could not reach a
temperature parameter set by the user.
The unit has a Peltier or power amplifier
failure.
♦ Ambient conditions may be out of
recommended range.
Error 9 Sample block sensor failure Note the error number, and refer to our Web site.
a
Error 10 Battery RAM version number lost
b
Error 11 Bus error
Error 12 Calibration battery RAM initialized
b
Instrument may not perform to specification.
Error 13 System can’t allocate timer
Error 14 Stack overflow software error
Error 15 LCD screen timed-out
Error 16 Preferences battery RAM initialized
b
User configuration has been reset due to
software error.
Error 17 Invalid pointer system error.
Error 18 Watchdog timeout software failure.
a. http://www.appliedbiosystems.com/support/contact/
b. If your instrument has been in storage for more than 3 months, it is possible that the battery has lost its charge but can recover. Contact
Applied Biosystems Technical Support.
If this error occurs... Then...
immediately after a
firmware upgrade
Switch the instrument
power off, then on again.
any other time See recommended actions
for Error 4.

Applied Biosystems 2720 Specifications

General

Brand	Applied Biosystems
Model	2720
Category	Laboratory Equipment
Language	English