Texas Instruments Professional Computer Error 55H: Disk (unknown) error (controller failure)

Texas Instruments Professional Computer · taken from the manufacturer’s manual, pages cited

Error code55H

Controller failure or unknown disk error detected on the Texas Instruments Professional Computer. The manual lists no action for this code.

Model: Texas Instruments Professional Computer
Display shows: Disk (unknown) error (controller failure) (55H)
Type: Error code
Source: Manual p. 195

Meaning
Still not solved
Source

What 55H means

Disk (unknown) error (controller failure) p. 195

If 55H is still not resolved

The manual gives no further instruction for this code. Open the code table in the PDF or contact Texas Instruments service.

Open the manual at page 195 All Professional Computer error codes Manual details & download

This page summarises what the manufacturer’s manual says about 55H; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with Texas Instruments. Found a mistake? Report an error.