Kurzweil CUP2 Service Manual page 38

Disassembly/Assembly
Cabinet Electronics
Table 4-2
2. Remove the cable locking clips and disconnect the at ribbon cables in the following order:
3. Disconnect the stranded wire cables in the following order:
Caution: The position of the cable connected to J24 determines the appropriate line voltage.
J24 pins 1 through 4 for 115V or pins 4 through 7 for 230V.
4. Disconnect the shielded wire cables in the following order:
4- 6
Ref. Name
J1 ScanPort
J3 Pedals
J4 Keyboard Treble
J5 Keyboard Bass
J7 Control Panel
J8 MIDI
J10 USB Control
J11 USB Data
J13 Engine Audio
J14 Slider In to Audio Board
J15 DC Power from Audio Board
J16 Phones from Audio Board
J17 Audio I/O from Audio Board
J23 Power Switch
J24 Transformer Primary
J25 DC Power Out to Engine
Interface Board cables
J5, J4, J1, and J7.
Set the cable locking clips safely aside so that they can be reinstalled when you reconnect
the cables.
J24, J10, J16, J3, J8, and J25.
J23, J11, J17, J13, J14, J15.
Cable Type
at ribbon Engine Board
stranded wire Pedal Assembly
at ribbon Keyboard Assembly
at ribbon Keyboard Assembly
at ribbon Control Panel Board
stranded wire Engine Board
stranded wire Engine Board
shielded wire Engine Board
shielded wire Engine Board
shielded wire Audio Board
shielded wire Audio Board
stranded wire Audio Board
shielded wire Audio Board
shielded wire Power Switch
stranded wire Transformer
stranded wire Engine Board
Destination