EB-S01/W01/X14G/S11/X11/S02/S02H/X02/W02/S12/S12H/X12/W12/X14 EH-TW480
Troubleshooting CONFIDENTIAL
SEIKO EPSON 42 Revision C
RS-232 cannot be used.
(EB-S11/X11 only)
RS Board RS Board is broken. Replace RS Board.
"3.3.6.2 MA Board / RS
Board (EB-S11/X11
only) (p79)"
RC Cable (for RS Board)
Cable is not connected properly. Connect the cable between RS Board and MA Board correctly.
Cable is broken. Replace the cable.
Error Status Faulty part/part name Cause Remedy Reference