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Chapter 8
Troubleshooting
Use this chapter to learn how to maintain your PC4 SE and solve operational problems.
Maintenance
Clean the PC4 SE with a soft cloth dampened with water. Never use abrasives or solvents as
they may damage the PC4 SE.
Power On Problems
This is the normal power on sequence:
1. The display backlight turns on.
2. "Loading..." appears in the display for a few seconds.
3. The PC4 SE enters Program Mode with Program 1 or the default boot up Program
selected.
If your PC4 SE does not follow the normal power on sequence, check the problems and
solutions below:
Problem
Solutions
Problem
Solution
Problem
Solution
The PC4 SE does not power on
Plug the power cable securely into the wall outlet.
Plug the power cable securely into the PC4 SE power jack.
Use a different wall outlet, power strip, or extension cord.
The PC4 SE powers on but operation is abnormal
Try plugging the power cable into a different wall outlet on a
different circuit.
The PC4 SE powers on but the display is difficult to read
Adjust the rear panel display brightness knob.
Troubleshooting
Maintenance
8-1
- Quick Links:
- MIDI Implementation
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