Honeywell DPR180 Product Manual page 207

7.6 SYMPTOM: DISPLAY SHOWS: BATTERY FAILED
CHECK
.
7.7 SYMPTOM: DISPLAY SHOWS: EEPROM FAILED ON CPU BOARD
CHECK
7.8 SYMPTOM: DISPLAY SHOWS: EEPROM FAILED ON BACKPLANE BOARD
CHECK
7.9 SYMPTOM: DISPLAY SHOWS: EEPROM FAILED ON SLOT #
CHECK
7.10 SYMPTOM: DISPLAY SHOWS: RAM BAD
CHECK
7.11 SYMPTOM: DISPLAY SHOWS: REAL TIME CLOCK PROGRAMMING FAILED
CHECK
7. TROUBLESHOOTING
DIAGNOSTIC / ACTION
1. Change the battery.
DIAGNOSTIC / ACTION
1. Change the CPU board.
DIAGNOSTIC / ACTION
1. Change the backplane board.
DIAGNOSTIC / ACTION
1. Change the board in slot #.
DIAGNOSTIC / ACTION
1. Change the CPU board.
DIAGNOSTIC / ACTION
1. Change the CPU board.
7-5