4.5 - FRONT PANEL TESTS
The Front panel tests check the following subassemblies:
1.
LCD
2.
Control Panel
LEOs
3.
Control Panel switches
4.
Control Panel analog to digital converter:
External Pedal 1
Feedback from
Channel board mixer, group B
Feedback from
Channel board mixer, group A
Master Tune slider
Slider board voltage maximum
Slider board voltage minimum
External Pedal 2
Assignable Slider 3
Assignable
Slider 2
Assignable Slider 1
Left
Mod
Lever
Right
Mod
Lever
Right
POD
Pedal
Left
POD
Pedal
4.6 - LCD TEST
To
run
the
LCD
test from the initial power
up
display message:
1.
Press
SELECT
2.
Answer the displayed questions by pressing the
YES
of
NO
switch
on
the front panel as follows:
CLR PWR FAIL CTN? Press
YES
AUTOTEST? Press NO
RUN
ALL TESTS? Press NO
FRONT PANEL? Press YES
ALL FP TESTS? Press YES
KurzwelJ 250 Service Manual, Chapter 4
4·5
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