hp150 trouble 2:

HP ERROR CODES:

LED Code in Hex Failure
0000 - 57FF Mezzanine memory board
8000 - 911F Processor CPU
9120 - 913F Mini keyboard module
9180 - 91FF Touchscreen (see below)
9300 - A1FF Processor CPU
A300 - B1FF Processor CPU
B300 - BFFF Processor CPU
DD00 - DBFF Video Board
Note: Touchscreen failure codes can be generated by a dirty CRT shield, blocked LEDs or a Touchscreen failure. Clean the screen area and re-run test.