Honeywell HC900 Installation And User Manual page 133

Table 27 - Controller Module Diagnostics
OI Screen OI Screen
Item Item Value
DATA
ABORT
SOFTWARE
INTERRUPT
ERROR
VECTOR
ERROR
MEMORY GOOD
5 DAY LOW
BATTERY
WARNING
LOW
BATTERY
FLASH
ERROR
RTC GOOD
NOT
PROGRAMMED
BAD DATA
PROGRAMMING
FAILURE
READ
FAILURE
Revision 5
9/03
Number of Possible Cause
LED
Strobes
3 CPU failed when
attempting to access
data.
3 Software Interrupt
occurred which is not
supported by the
software.
3 Corrupted interrupt
vectors in RAM
N/A N/A
4 Estimated battery life
is less than 5 days.
4 Battery voltage is low.
4 Flash failed to burn
N/A N/A
5 RTC not programmed
5 Bad date and time
5 RTC failed to program
5 Unable to read RTC
HC900 Hybrid Controller Installation and User Guide
Diagnostics and Troubleshooting - User Interface
Control File Action
See PREFETCH
ABORT.
See PREFETCH
ABORT.
Interrupt vectors were
restored
N/A
1. Associated rack
monitor block's RACK
OK pin is turned off.
2. ASYS block's HW OK
pin is turned off.
1. Associated rack
monitor block's RACK
OK pin is turned off.
2. ASYS block's LOW
BATTERY pin is turned
on.
3. ASYS block's HW OK
pin is turned off.
1. Associated rack
monitor block's RACK
OK pin is turned off.
2. ASYS block's HW OK
pin is turned off.
N/A
1. Time and date is set to
00:00:00, January 1,
1970.
2. Associated rack
monitor block's RACK
OK pin is turned off.
3. ASYS block's HW OK
pin is turned off.
See NOT
PROGRAMMED.
See NOT
PROGRAMMED.
See NOT
PROGRAMMED.
User Action
See PREFETCH
ABORT.
See PREFETCH
ABORT.
See WATCHDOG
N/A
Replace battery.
Replace battery.
Force a cold start
(Another Flash burn is
attempted; if FLASH
ERROR again, replace
CPU board.
N/A
Program RTC.
1. Program RTC.
2. Cycle power.
3. Replace CPU.
4. Replace boards in
rack.
5. Replace rack.
See Bad Data.
See Bad Data.
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