Kurzweil K2000 Service Manual page 46

SECTION 3
K2RDSASM.OOC 01/04193
3.3
K2000R DISASSEMBLY/ASSEMBLY INSTRUCTIONS
NOTE: Under most conditions it will be necessary to disconnect all audio
cables, MIDI cables and AC power cord from the unit to facilitate secure
placement of the K2000R on a firm surface before removing the cover. It is
your responsibility to ensure the safety of the unit.
3.3.1 Cover Removal
• Place the K2000R on a firm, flat surface.
• Using a #2 Phillips screwdriver, locate and remove the eight (8) machine
screws securing the cover; four (4) on each side of the unit.
• Gently lift the cover from the unit.
3.3.2 K2000R Connector Board Removal
• Remove cover as per 3.3.1 above.
• Disconnect ribbon connectors J411 and J412 on the K2000R Connector Board.
• Locate and remove the two '(2) hex head screws securing the connector
labeled "SCSI THRU" (J412) to the rear panel.
• Remove the ten (10) nuts securing the 1/4" jacks to the rear panel.
• Lift out the K2000R Connector Board.
• Reverse this procedure for reinstallation.
3.3.3 Engine Board Removal
• Remove the cover as per 3.3.1 above.
• Remove the K2000R Connector Board as per 3.3.2 above.
• Remove all wiring connectors including ribbon cables.
• Locate and remove the two (2) hex head screws securing the DB-25 connector
labeled "SCSI".
• Locate and remove the six (6) screws securing the three MIDI connectors
using a #1 Phillips screwdriver.
• Locate and remove the six (6) screws mounting the Engine Board using a #2
Phillips screwdriver.
• Remove the Engine Board.
NOTE: It is NOT necessary to remove the Connector Board or the Engine Board in
order to install SIMMS or to replace the system software.
• Reverse this procedure to install the Engine Board.
3.3.4 Audio/Power Board Removal
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