A2 DR NOV RAM CHECK SUM ERROR: Error detected while reading machine type data when the unit was turned on.

A3 SYS NOV RAM CHECK SUM ERROR: Error detected while reading menu settings data when the unit was turned on.

A4 PLAYER CONTROL COMMAND BUFFER FULL: The 9 pin serial communication send buffer for player control is full.

A5 RS-422 REMOTE COMMAND BUFFER FULL: The 9 pin serial communication receive buffer is full.

B0 DT HARD ERROR: Error detecting during DT distortion removal.

B1 TCG HARD ERROR: Possibly a hardware error in the time code generator circuit or peripheral hardware.

B2 DCP-26 BOARD INSTALLATION ERROR: The two DCP-26 boards are installed.

B3 DCP-26 & PD-94 BOARD INSTALLATION ERROR: The DCP-26 board and PD-94 board are installed to the wrong position.

Appendix

Appendix A-9

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Sony HKDV-507, HKDV-503, HKDV-506A, HKDV-502, HKDV-501A, 507D, HDW-F500, BKDW-509 operation manual Appendix Appendix A-9