Mode dépannage / service manual

Factory reset:

To restoring the factory settings of Korg Electribe ESX-1 SD/ EMX-1 SD, you must power on while simultaneously holding the Transpose/Solo and write buttons. When the displa appears “Init, are you sure?”, press Play button. The Factory Reset procedure is complete.

Warning! This procedure will returning all of the settings to the values when the ESX-1 SD/ EMX-1 SD was shipped from the factory. Be sure that you want to do this :)

Internal test mode:

How to start and operate the test mode:

ERASE + PATTERN & POWER ON: Internal test,
ERASE + STEP EDIT & POWER ON: Adjustment of valve circuit, L/R balance
calibration, Tube gain balance measurement
SHIFT + DRUM PART 1 & POWER ON: Internal skip
SHIFT + DRUM PART 3 & POWER ON: Audio test
16:
Proceed the test
SHIFT + 15: Re-executing the test
: ITEM UP
: ITEM DOWN
>> : STEP UP
<< : STEP DOWN
NOTE:
To proceed the SmartMedia test, it is required to prepare a SmartMedia whose capacity
is more than 16MB.

source : https://github.com/coderofsalvation/electribe-emx-esx-reverse-engineering/wiki/Special-modes

En fait c'est un extrait qu'on retrouve à la fin du 'service manual ' dispo ici

https://github.com/coderofsalvation/electribe-emx-esx-reverse-engineering/blob/master/doc/EMX_ESX_Service_Manual.pdf