DCP552 Mark II Digital Control Programmer User's Manual

10-11
NOTE
Guidelines for battery service life are given below.
When the DCP552 is stored with the power off under standard conditions
(ambient temperature 23±2°C): 5 years
When the DCP552 is stored with the power on under standard conditions
(ambient temperature 23±2°C): 10 years
Battery life is reduced when stored at higher temperatures.
When the BAT LED is flashing, memory data is protected if the power is on.
When the data in memory is corrupted, one of the following two conditions will
occur.
(1) g.rESt ” is displayed at power up and normal operation cannot be
performed.
(Press the ENTER key to perform a general reset and reset
parameters to their factory default values and delete all program
settings.)
(2) Normal operation can be started at power up but one of the alarm
codes AL93 to AL97 are displayed.
Chapter 10. TROUBLESHOOTING