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APPENDIX -
Self test
Press the BYPASS key while powering up to access
the self-test and select “ RUN TEST PROGRAM”.
Use the ADJUST wheel to scroll through the different self tests.
Key test
Select Key test by pressing OK.
The keys must be pressed in the order they are requested by the
DBMAX to pass the test.
Press the HELP key to exit test.
ADJUST wheel test
Select ADJUST wheel test by pressing OK.
Turn the ADJUST wheel to 30 and back to 0 to pass test.
Press the HELP key to exit test.
LED test
Select LED test by pressing OK.
Turn ADJUST wheel to test the LEDs. The test is “ok” when all
LEDs are lit.
Press the HELP key to exit test.
Display test
Select Display test by pressing OK.
Press OK to check that all pixels are lit. Press any key to leave
the pixel test.
Press OK key again to exit test.
Analog I/O test
Select analog I/O test by pressing OK
Connect both DBMAX analog Outputs to the DBMAX analog
Inputs, left to left, right to right, and press OK.
Use balanced cables.
PPM must show -12 dB to pass test.
Press the HELP key to exit test.
Digital I/O test
Select digital I/O test by pressing OK.
Connect the DBMAX’s AES/EBU Output to the DBMAX’s
AES/EBU Input and press OK.
Connect the DBMAX’s S/PDIF Output to the DBMAX’s S/PDIF
Input and press OK.
Connect the DBMAX’s ADAT Output to the DBMAX’s ADAT
Input and press OK.
PPM must show 0dB to pass test.
Press the HELP key again to exit test.
MIDI I/O test
Select MIDI I/O test by pressing OK.
Connect MIDI Out to MIDI In.
Prg. change 1-128 is send out on MIDI thru. Connect this socket
to a MIDI compatible device and confirm the Prg. changes.
Press the HELP key to exit test.
Pedal test
Select Pedal test by pressing OK.
Connect a momentary pedal to the pedal socket.
When pressing the pedal, the result should be OK.
When released, the result should be NOT OK.
Press the HELP key to exit test.
PCMCIA Card test
Select PC Card test by pressing OK.
Insert PC Card.
Note that all data on the PC Card will be destroyed.
Press OK to test.
Result reads:
- Low battery - Time to change battery in your PC Card.
- Not Ok - Try the test using another PCMCIA card.
Press the HELP key to exit test.
Battery test
Select Battery test by pressing OK.
Confirm that result is OK.
Press the HELP key to exit test.
System test
Select System test by pressing OK.
Confirm that result is OK.
Result reads:
- EEPROM Not OK - The unit will most likely work ok, the
message is for service matters only.
- DSP Not OK - Contact your local dealer.
Press the HELP key to exit test.
Power Off - On to start standard software.
Service note
In case of the unlikely event that the unit needs to be sent in for
service, please use the original box AND an outer box.
