foot board. This foot board must like the ENGL Z-15 - be able to send MIDI controller 07
data. In order to afford access to Master Volume Mute, this function must be enabled
using the corresponding encoding button on the back of the amp.
Power Tube Monitor:
An electronic surveillance system that monitors each power tube's current and shuts
the given tube down when it detects a value that is too high.
1. Memory error (possibly a defect in the EEPROM); Indication: LED flashes in five
short bursts; What to do: Press the Write/Copy button (this resets the LED, but
does not solve the problem).
2. No speaker connected; Indication: The LED flashes in a distinctive pattern,
illuminating briefly at regular intervals; What to do: Connect a speaker.
3. A programmable function's (or functions') setting(s) has (have) been edited;
Indication: LED flashes regularly; What to do: If desired, restore this MIDI preset's
original configuration (e.g. by selecting it again); the Status LED also extinguishes
once the new setting has been stored.
4. Copy process was activated by pressing the Write/Copy button;
Indication: LED lights up continuously; What to do: If desired, cancel the Copy
operation by changing the setting of a programmable feature; the Status LED also
extinguishes once the preset has been copied.
5. Power Tube Monitor: A problem or overload in power tube V1;
Indication: LED flashes in 1 short burst, followed by a longer pause, etc.;
What to do: Activate and deactivate Standby.
6. Power Tube Monitor: A problem or overload in power tube V2;
Indication: LED flashes in 2 short bursts; What to do: Activate and deactivate
Standby.
7. Power Tube Monitor: A problem or overload in power tube V3;
Indication: LED flashes in 3 short bursts; What to do: Activate and deactivate
Standby.
8. Power Tube Monitor: A problem or overload in power tube V4;
Indication: LED flashes in 4 short bursts; What to do: Activate and deactivate
Standby.
The Status LED above the Write/Copy (15) button indicates the following
conditions:
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