5-2
Troubleshooting
Boot Block
Boot Block
Use the PC2’s Boot Loader to enter Diagnostics or perform a Hard Reset to the unit. You can also
install operating system updates and ROM objects into Flash ROM.
Entering the Boot Block
Apply power to the unit. When the Please wait... message appears in the LCD, quickly
press and release the Panic button for PC2 keyboard units or Edit button for PC2R rack units.
The LCD displays the main menu of the Boot Loader and the first available option. Use the Left
or Right cursor button to advance to the next option. The menu options are as follows:
Install Engine—Installs new operating system software upgrades.
Install ROM option—Loads Sound ROM presets after installing a Sound ROM option.
Update boot block—Installs boot block updates.
Run diagnostics—Enters the diagnostic test menu. For a complete list of tests and the procedure
to execute the diagnostic tests, refer to Chapter 2, Diagnostics.
Run engine—Exits the boot block and returns the unit to normal operation.
Hard RESET—Clears the memory to factory default settings.
Resets
Hard Reset
There are two ways to perform a Hard Reset to the PC2.
1. Press the Global button and press the Right cursor button to step through the Global
parameters to Reset PC2? and press the Enter/Yes button. The LCD displays an
Are you sure? message. Press the Enter/Yes button to continue or the Cancel/No.
2. Enter the Boot Loader and press either the Left or Right cursor button to scroll through
the menu. Press Enter to select Hard Reset. The LCD displays an Erase RAM objects?
message. Press the Right button to execute the hard reset. Press the Left button to cancel.
Soft Reset
The Soft Reset does not erase user programs and setups and is equivalent to turning the power
off and on. To Soft Reset a PC2R, simultaneously press the FX, MIDI Receive and Global
buttons. To Soft Reset a PC2, simultaneously press the +/-, 0 and Clear buttons.
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