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External module

cannot be

loaded

Defective parameter

module

Replace the malfunctioning parameter module with a known

good module. If the patient monitor identifies the

replacement module and can start measurement, it indicates

that the original module is faulty.

Power supply to the

internal module rack is

defective

The internal module rack backpane or main control board

may fail, and 12 V cannot be output.

Unable to

recognize

modules

Cable defective from the

main control board to

the internal module rack

backpane

• Verify the cable connecting the internal module rack backpane to the main control board is connected reliably.

• Verify the connecting cables and connectors are not damaged.

Version inconsistency

between the module

communication board

and the internal module

rack backpane

Upgrade the module or internal module rack backplane software.

The main board is faulty.

Replace the main board.

Source: Page 5-6 Mindray ePM Service Manual