Cabinet Electronics; Removing The Engine Board - Kurzweil CUP2 Service Manual

Disassembly/Assembly

Cabinet Electronics

Cabinet Electronics

Removing the Engine Board

The Engine Board is mounted on six support brackets secured to the CUP2 back panel. When
you remove the Engine Board, it is not necessary to remove the support brackets.
1. Following Steps 2 and 3, disconnect the cables listed in Table 4-1.
Table 4-1
2. Disconnect the stranded and shielded cables in the following order:
3. The at ribbon cable at J7 has a cable locking clip to secure it to the connector. Remove the
Figure 4-3
4. Remove the six screws that secure the Engine Board to the six support brackets.
5. Remove the Engine Board.
4- 4
Ref. Name
J7 ScanPort
J11 Audio A
J14 USB Control
J23 Power Conn
J26 USB Data
J31 MIDI & CPU
Engine Board cable
J23, J26, J14, J31, and J11.
cable locking clip and disconnect the cable. Be sure to set the cable locking clip safely aside
so that you can reinstall it when you reconnect the cable.
J31
MIDI/CPU
Audio A
Engine Board
J11
Engine Board connector locations
Cable Type
at ribbon
shielded wire
stranded wire
stranded wire
shielded wire
stranded wire
J23
J26
Power
USB Cable
Conn
Conns
J14
J7
Destination
Interface Board
Interface Board
Interface Board
Interface Board
Interface Board
Interface Board
ScanPort