Sony BKDS-PA3291, Maintenance Manual

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3-9(E)
BVS-A3232
3-5. Error Indications
• Error Codes Indicated by ND1
00 Normal operation
1X REMOTE 2 RS-422 (9-pin remote) Communication error
Number Contents
11 Received NAK during send
12 Received a notification during send
13 Time-out occurred
14 Framing, parity or overrun error occurred
15 Checksum error occurred
16 Received NAK
2X REMOTE 1 S-BUS communication error
Number Contents
21 Send error (occurs when data is sent from this unit and is received by itself.)
24 Communication error other than 27 (S-BUS data link is broken.) (FCS/OVERRUN/DMA)
27 S-BUS data link is broken. (Open)
3X REMOTE 3 Terminal communication error
Number Contents
34 Received a break code.
42 Crosspoint hardware is defective.
Poor connection of board, or board is not installed into the slot.
50 Battery backup is defective.
This error occurs when the backup setting data is initialized at a reset start because an error was
detected in the data. The display remains until the next reset signal is input.
6X Synchronizing signal is defective.
Number Contents
60 Reference video signal is not input to the REF-VIDEO even though S1-1 is set to sync mode (SYNC).
70 Temperature rise or fan is defective.
80 ROM RAM EEPROM error
An error occurred when the ROM checksum test and RAM read test are performed immediately
after reset, or a data read error occurred when setting is performed from the control terminal.
FF CPU board operation is defective.
n
FF appears momentarily when reset, but this does not mean operating failure of the CPU board.