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Error codes - What they mean and suggested solutions. Use this little search function to get an explanation of what the error code on your display means and suggested solutions on what might be causing it and how to resolve it.

ERROR CODES

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55

System Data Log Integrity Test.
Display ROM / RAM / Fuses.
Display EEPROM.
HUD ROM / RAM / Fuses.
HUD EEPROM.
Backpack ROM / RAM / Fuses.
Backpack EEPROM.
Battery ROM / RAM / Fuses.
Battery EEPROM & RTC clock correctness.
Battery Data logger.
Firmware Version Compatibility.
Battery State‐of‐Charge.
Primary Display Backlight.
HUD RED LED.
HUD GREEN LED.
Buddy‐Light LED.
HUD Vibrator.
Mouthpiece Closed‐Circuit Position.
Metabolic O2 Solenoid #1.
Metabolic O2 Solenoid #2.
Oxygen Calibration Solenoid.
Diluent Calibration Solenoid.
Audio Alarm Speaker.
Oxygen Cylinder Pressure Sensor Validation.
Diluent Cylinder Pressure Sensor Validation.
Primary Oxygen Sensor Validation.
Secondary Oxygen Sensor Validation
Depth/Temperature Sensor Validation
Mouthpiece Closed‐Circuit Position
Decompression Status Verification.
Confirm diveable canister installed.
Mouthpiece Open‐Circuit Position.
Sufficient Oxygen Supply Pressure.
Sufficient Diluent Supply Pressure.
Sufficient Battery Capacity.
Positive Pressure Loop Test..
Mouthpiece Closed‐Circuit Position.
Helium Fraction Confirmation test.
Oxygen Fraction Confirmation test.
Oxygen Sensor Calibration
Open‐Circuit Regulator Check.
Service Interval..

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9
10
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35
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46
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48
49
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57
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66
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81
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90

The test timed out
The datalogger IC on the Display is bad
The ROM on the PCB under test failed its CRC check
The RAM on the PCB under test failed its CRC check
The fuses on the PCB under test are not set correctly
The EEPROM on the CPU under test is corrupted
The SW version of the battery does not match the rest of the system
A CPU other than battery has a SW version that does not match the rest of the system
The quiescent current draw of the system is too low
The quiescent current draw of the system is too high
The DUT's current draw was too low
The DUT's current draw was too high
The datalogger IC on the battery is bad
The HPO2 power supply can't be turned off
The HPO2 power supply can't be turned on
The HPO2 sensor is defective
The HP Diluent power supply can't be turned off
The HP Diluent power supply can't be turned on
The HP Diluent sensor is defective
The O2 sensor under test's output is too low
The O2 sensor under test's output is so low that it's probably missing
The depth sensor is suspect
Test failed soft because the battery's CRC was invalid
Test failed soft because the backpack's CRC was invalid
The bag failed to fill within the expected time
Solenoid #1 failed to raise the bag pressure
Solenoid #2 failed to raise the bag pressure
The bag pressure decreased by an unacceptable amount
The bag pressure increased by an unacceptable amount when it should not
The battery does not have enough juice to go diving
Due to the time since the last learn cycle, it is unknown whether the battery has
The assumed Fo2 of the diluent is out of range
The PO2 calibration failed because the A2D reading off sensor #1 when exposed
The PO2 calibration failed because the A2D reading off sensor #1 when exposed
The PO2 calibration failed because the A2D reading off sensor #2 when exposed
The PO2 calibration failed because the A2D reading off sensor #2 when exposed
The assumed Fo2 of the oxygen is out of range
The PO2 calibration failed because the A2D reading off sensor #1 when exposed
The PO2 calibration failed because the A2D reading off sensor #1 when exposed
The PO2 calibration failed because the A2D reading off sensor #2 when exposed
The PO2 calibration failed because the A2D reading off sensor #2 when exposed
The computed sensor time constant was out of range
The mouth piece was moved from the CC position during the calibration
The service interval has expired
The Display is missing from the network
The HUD is missing from the network
The Battery is missing from the network
A unit was missing during version check
Version do not match
Voltage is to low on test object
Voltage is to high on test object
The mouth piece was moved from the OC position during the loop pressure test
RTC clock not set to a date after 2013‐01‐01

If you get an error on startup of the machine. Take the error code XX - YY. Then try to find XX in Column 1 and YY in Column 2.

If you have any questions, contact your Diveshop or our customer service at support@poseidon.com

Column 1

Column 2

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Check your error code: CLICK HERE!