Epson Equity LT-386SX User Manual - Page 175
Keyboard Diagnostics
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CHANGE LINE Not Available The program displays this message if you attempt to run the Change Line Test on a drive that does not support a change line, such as a 360KB or 720KB drive. The controller displays one of the following messages when an error occurs during a diagnostics procedure: BAD address mark BAD CRC error BAD DMA error BAD SEEK error Diskette WRITE PROTECTED Media change error Record not found TIMEOUT error These errors could occur because of a faulty drive, controller, or cable, or if you attempt to run a test on a write-protected or unformatted diskette. Keyboard Diagnostics The tests listed in the Keyboard submenu provide a complete diagnostics check of the keyboard. 1 Controller Test I Scan/ASCII Code Test Keyboard clock line Test Keyboard data line test D-34 System Diagnostics
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