Sony DME-7000 Maintenance Manual page 26

1-8. Switch Settings on Boards and LEDs Description
D903 through D910(E-7) : STATUS indicator
Display the operating state of the MPU-72 board in hexadecimal (HEX code) on 8 bits.
LED lights.
( The data is "1". )
LED lights off.
( The data is "0". )
Status code
Effect number
MSB LSB
MSB
MSB
1-18 (E)
Operating state
Indicates that the MPU-72 board operates normally.
The lower five bits display the effect number selected on the control panel.
When the lower five bits are all "0", non-linear effects are OFF state.
Indicates that the MPU-72 board is in initial setting.
After initial setting is completed, the board starts normal operation automatically.
LSB
Indicates that the MPU-72 board is in system debugging.
Then the boot program and effect program versions are displayed in the lower four bits for a given
period.
LSB
MSB
First decimal place
MSB
Second decimal place
MSB
One place
Displayed the one place in version number.
LSB
Displayed the first decimal place in version number.
LSB
Displayed the second decimal place in version number.
LSB
To be continued.