Kurzweil Mark Pro 2i, Service Manual

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Mark Pro TWOi
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Chapter 4
Troubleshooting
Introduction
Cables, Connectors
Cable Routing
In some cases, tape secures cable connections or fastens cables to the bottom enclosure. Always
peel back the tape from one side when disconnecting cables so that the tape remains properly
positioned.
Surface-Mount Devices
The removal and replacement of surface-mount devices requires training and the proper
equipment. If you do not have the training or equipment to remove or replace surface-mount
devices, contact the service department to order a board replacement. International service
technicians should contact their appropriate Young Chang Distributor.
Boot Block
Use the Mark Pro 2i’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 message appears in the display,
quickly press and release the Global button. The segment display the main menu of the Boot
Loader and the first available option. Use the +/Yes or -/No button to advance to the next option.
The menu options are as follows;