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3. TROUBLESHOOTING
3-1 Measurement Errors
The following tables list the error messages that may occur during a monitoring session and offer information on possible causes and corrections.
Measurement errors may be shown on the blood pressure data list display and printed text data. If an error occurs (indicating by asterisks), corrective measures must be taken to use this software.
3-1-1 TM-2420/TM-2421 Error Codes
ERROR CODE | POSSIBLE CAUSE |
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| CORRECTION | |
E01 | The microphone has | become | Remove and reconnect the microphone | ||
| disconnected or there has been | connector at the front of the monitor. | |||
| excessive body motion. |
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E02 | Air leak |
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| Check that the air hose plug is tightly |
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| connected to the air connector located |
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| at the front of the monitor. |
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| Check the connection between the air |
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| hose plugs and the air bladder. |
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| Check the air bladder for leaks. |
E04 | Low Battery, “c”, shown in the | Plug the AC adapter in the monitor. | |||
| monitor display. |
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| The “c” shown on the display will | |
| The monitor will not take a | disappear after 30 minutes. Wait the full | |||
| measurement, | data, | or | 60 minutes charging time to ensure that | |
| download data until the monitor is | the battery is fully charged. | |||
| charged. |
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| Note: The monitor will hold all stored |
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| readings in memory for two weeks after |
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| the appearance of the low battery |
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| indicator. |
E05 | Measurement time exceeds 100 | Check E01 and E02 procedures. | |||
| seconds. |
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| Reposition the lower microphone and |
| (Inflation time error) |
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| then correlate it to the subject. | |
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| Check that the air hose is not held down |
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| by a constrictive strap or similar |
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| restraint which may disrupt the air flow. |
E06 | Pressurization | greater | than | 320 | Confirm that the subject is not moving |
| mmHg |
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| during the measurement. |
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| Clear the memory. |
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| Caution: All measurement data will |
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| be erased. |
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| After clearing the memory, take one |
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| measurement. If the cuff pressurizes to |
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| approximately 195 mmHg, the system is OK. |
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| Reset the monitor by gently inserting a |
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| paper clip in the hole located on the |
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| bottom of the monitor. |
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| Caution: All measurement data, as |
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| well as programmed intervals and |
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| conditions will be erased. |
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| If the monitor stops and then continues |
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| to inflate above 260 mmHg, return the |
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| unit to A&D for service. |
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