Sharp UX-108 Service Manual page 25

SW-J3 No. 5 ~ No. 8 Reserved
Set to "0".
SW-K1 No. 1 Entering DIAG mode by pressing SPEED key
A bit which is used in the production process only. When the SPEED key
is pressed, the switch is changed from the stand-by state to the DIAG
mode.
SW-K1 No. 2 ~ No. 8 Reserved
Set to "0".
SW-L1 No. 1 ~ No. 8 Reserved
Set to "0".
SW-L2 No. 1 ~ No. 8 Reserved
Set to "0".
2 – 16
UX-108U/178U/188U
FO-375U