APPENDIX 4 SYSTEM MODE
A4.7 Additional Information
A4.7.1 Self-Diagnostic Test Result Sample and Descriptions (Cont.)
(10) Expansion I/O Interface Check
EXP.I/O OK
Loopback test
OK: The circuit has no problem.
NG: The circuit has a problem or loopback jig is not attached.
Expansion I/O PC board
NOTE:
Fot this check a loopback jig is required. For the loopback jig, please contact your nearest TOSHIBA TEC service representative.
(11) DIN Connector for the Keyboard
KEY BRD OK
OK: The connector has no problem.
NG: The connector has a problem or loopback jig is not attached.
Expansion I/O PC board
NOTE:
Fot this check a loopback jig is required. For the loopback jig, please contact your nearest TOSHIBA TEC service representative.
