Samsung MultiXpress M537x series Service Manual page 222

4. Troubleshooting
► Error Code
A3–3210
A3–3211
A3–3212
► Error message
Sensor Failure: #A3-3210. Turn off then on. Call for service if the problem persists.
Sensor Failure: #A3-3211. Turn off then on. Call for service if the problem persists.
Sensor Failure: #A3-3212. Turn off then on. Call for service if the problem persists.
► Symptom
Inner temperature sensor is defective.
► Troubleshooting method
• A3–3210 : Inner temperature sensor value is abnormal.
• A3–3211 : Inner temperature sensor is in short status.
• A3–3212 : Inner temperature sensor is in open status.
1) Enter SVC mode. Execute sensor test to check the sensor operation.
(Diagnostics > Engine Diagnostics > Engine Test Routines > 109-0012 Inner Temperature )
2) Open the side cover. Measure the resistance value of the connector at both ends.
If the values is not in 10KΩ ± 1% (@ 25 ℃), replace the inner temperature sensor
•
3) If the sensor is normal, replace the main board(JC92–02661A).
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