Engl E670 - Page 39

Glossary
MIDI-Preset:
MIDIChannel:
MIDI-VolumeandMasterVolumeMute:
Inthismanual,MIDIprogramsarecalledpresetsandpatches.
Though the MIDI standard defines program numbers 000 to 127, almost all MIDI
devices and foot boards indicate and control these programs using a 1-to-128
numberingscheme.
MIDI specifications define 16 channels for sending and receiving MIDI data. The
encoding buttons on the back of the amp determine the MIDI data receiver channel.
MIDIchannels:1to16,orOMNI(meaningthatall16channelsreceiveMIDIdata).
Thisoptionletsyouaccesstheamp'sMasterVolume MutefunctionviaasuitableMIDI
footboard.ThisfootboardmustliketheENGLZ-15-beabletosendMIDIcontroller07
data. In orderto affordaccess to MasterVolume Mute,this function mustbe enabled
usingthecorrespondingencodingbuttononthebackoftheamp.
PowerTubeMonitor:
An electronic surveillance system that monitors each power tube's current and shuts
thegiventubedownwhenitdetectsavaluethatistoohigh.
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.
The Status LED above the Write/Copy (47) button indicates the following
conditions:
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