Service manual

Troubleshooting Tables
4-5
Before removing or inserting any board or connector, make sure AC power is off and the
battery is removed.
The error codes listed below appear on the extended self-test report in the last error
column or in the event log (Option #A05 only) described in Chapter 2.
Table 4-1 Error Codes
CAUTION
Error # Definition Corrective Action
1010, 1217, 1221, 5223 Memory allocation fault 1. Turn off, wait 30 seconds, turn on.
2. Retry the operation.
1100, 1102-1107, 1200,
5327-5331, 3515, 5177
Defective ROMs or other related hardware prob-
lem on CPU assembly.
1. Turn off, wait 30 seconds, turn on.
2. Replace CPU assembly, if error code persists.
1101 ECG front end could not calibrate due to exces-
sive ambient noise.
If the cardiograph uses software release A.01.02,
modify the cardiograph using upgrade kit M1770-
89520.
2000-2003, 5221 Power supply fault. 1. Test the power supply (refer to “Testing the Power
Supply). Replace power supply if defective.
2. Inspect cabling between power supply and CPU.
3. Replace CPU assembly, if error code persists.
3517-3527 Advisory codes appear during power-on and
indicate an abnormal cardiograph shutdown.
Turn off, wait 30 seconds, turn on.
3510, 7000, 7001 Defective keyboard or keyboard cable Replace keyboard if the error persists.
3531 Defective FLASH memory. 1. Perform the extended self-test (refer to Chapter
2).
2. If the extended self-test fails, replace the Option
#A05 PCA.
5033-5077 Defective CPU assembly. 1. Turn off, wait 30 seconds, turn on.
2. Replace CPU assembly, if error code persists.
5155 Defective UART. 1. Perform the extended self-test (refer to Chapter
2).
2. If the extended self-test fails, replace the Option
#A05 PCA.
All other error codes Bad configuration. 1. Reset configuration. Refer to”Resetting the Car-
diograph to the Factory Default State.”
2. Replace CPU assembly, if error code persists.
Defective CPU assembly