Abbott aim Technical & Service Manual page 74

Section 6, Troubleshooting
Table 6-3. AIM/AIM Plus Alarm Codes 008 - 143
Code Cause Troubleshooting (repair as required)
100-STUCK KEY Stuck key detected. | Fluid spill may have shorted out the keypad.
May be numeric Power off. Press each key (numeric, function, and bolus)
keypad, function
keypad, bolus key,
or bolus jack.
two to three times to loosen. Remove external bolus if
attached. Power on again to see if alarm clears. if alarm
clears, continue to monitor the pump closely to verify no
keypad damage has occurred.
If alarm reoccurs, check for defective or damaged keypad
or keypad interface as follows:
Unplug each keypad ribbon individually to isolate keypad
(for external bolus, unplug P1), then power on. If alarm
clears, last disconnected keypad is defective.
If alarm occurs with ali keypads disconnected, check
keypad circuit.
101-RTI OVERLAP
RTI did not complete
before next RTI.
102-IRQ OVERLAP
IR1Q did not
complete before
next IRQ.
103-XIRQ OVERLAP
XIRQ did not
complete before
next XIRQ.
104-CCW COUNTER
Counter-clockwise
encoder interrupt did
not complete before
next interrupt.
105-CW COUNTER
Clockwise encoder
interrupt did not
complete before
next interrupt.
106-TIMER COUNT
Timer overflow
interrupt did not
complete before
next interrupt.
Occurrence of codes 101 - 106 does not usually indicate a
serious problem. Power off, wait one minute, then power
on again to clear alarm. If alarm does not reoccur, it has
been cleared.
If alarm reoccurs, power off the pump and access the test
mode as described in Section 5.3.2.3, Entering the
Service Test Mode. Select 02 CLEAR EXT RAM
then 03 CLEAR ERR LOG. Power off, wait one
minute, then power on again. If alarm does not
reoccur, it has been cleared.
For Codes 101, 102, 103, and 106: If alarm
reoccurs, check E clock frequency, problem may be
crystal Y1.
For Code 102: If alarm reoccurs, check timer U20
or crystal Y2.
For Codes 101 - 106: If alarm reoccurs, check CPU
U19.
For Codes 104 and 105: If alarm reoccurs, check
motor encoder or circuit.
430-600035-002 (Rev. 11/99) 6-8 AIM/AIM Plus Technical Service Manual