Service manual

118 APEX — Installation and Service Manual
Section 4 — Troubleshooting
Table 13. OP-34075 / OP-34110 Output Boards
Ref Display Meaning
MADI DS1 Green MADI output is enabled
Off No MADI output
MATRIX A
IN USE DS2 Green Using Matrix board A
Off Not using Matrix board A
OK DS3 Green Link from Matrix board A OK
Off Link bad or not present
MATRIX B
IN USE DS4 Green Using Matrix board B
Off Not using Matrix board B
OK DS5 Green Link from Matrix board B OK
Off Link bad or not present
READY DS6 Green Board is running and configured
Off Board not running
ALARM DS7 Red Power supply is bad
Off No error