Rp2A Engine Board–-Sh7203 Cpu, Memory, And Debug Uart Header (1 Of 5); Rp2A Engine Board–-Mara (2 Of 5); Rp2A Engine Board–-Mara Clock, Delay Memory, Scanport, Cpld (3 Of 5); Rp2A Engine Board–-Sound Rom, Lcd Intf, Audio Outputs, Usb I/F (4 Of 5) - Kurzweil CUP2 Service Manual

CUP2 Service Manual
Table of Contents
Chapter 5, Troubleshooting & Maintenance
Introduction ...................................................................................................................................................................
Cables, Connectors
Surface-Mount Devices
Required Tools and Materials
Boot Loader ....................................................................................................................................................................
Entering the Boot Loader
Resets ..............................................................................................................................................................................
Hard Reset ...............................................................................................................................................................
Software Updates ..........................................................................................................................................................
Power Problems .............................................................................................................................................................
Dead: LED not lit
Audio Problems .............................................................................................................................................................
No Audio .................................................................................................................................................................
Distortion ................................................................................................................................................................
Control Panel Problems
LED Display, LEDs not lit, Buttons, or Controllers not working
Keyboard Problems
Dead Keyboard
Dead Note(s) or no velocity sensitivity
Interconnect Diagram
Chapter 6, Replacement Parts
Printed Circuit Boards and Assemblies
Keyboard Assembly
Audio Board ...................................................................................................................................................................
Control Panel Board
Interface Board ..............................................................................................................................................................
Miscellaneous ................................................................................................................................................................
Cabinet Parts ..................................................................................................................................................................
Chapter 7, Schematics
RP2A Engine Board–-SH7203 CPU, Memory, and Debug UART Header (1 of 5)
RP2A Engine Board–-MARA (2 of 5)
RP2A Engine Board–-MARA Clock, Delay Memory, ScanPort, CPLD (3 of 5)
RP2A Engine Board–-Sound ROM, LCD INTF, Audio Outputs, USB I/F (4 of 5)
RP2A Engine Board–-Power Circuitry, Test Headers, Reset (5 of 5)

Compact Upright Interface Board (1 of 2)

Compact Upright Interface Board (2 of 2)

Audio Board (Mark 5/10, Mark 112 Version)–-Power Supply and Reset, MIDI (1 of 3)
Audio Board (Mark 5/10, Mark 112 Version)–-Headphones, Line Out, and EQ (2 of 3)
Audio Board (Mark 5/10, Mark 112 Version)–-Power Amp (3 of 3)
Compact Upright Control Board
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