6-39
GY-2120WD/WS
6-2. Command Description
The points to be checked are as follows.
<< WRITE >>
BANK MEMORY
(1) SCSI parity error
(2) ALDC parity error
(3) PARITY -0 error
(4) PARITY -1 error
(5) FEDC-0 error/CEDC-0 warning (Read after Write)
(6) FEDC-3 error/CEDC-3 warning
(7) PARITY-3 error/FRAM-0 error
(8) PARITY-D error
(9) FEDC-2 error/CEDC-2 warning
EDC-ENC
(3)
(9)
(2)
(1)
(7)
(6)
(8)
(4) (5)
CPU
EDC-DEC
FAS
FIFO-1
ALDC
A-FIFO
D-FIFO
DPR
<< READ >>
BANK MEMORY
(1)PARITY-4 error/FRAM-1 error
(2)PARITY-5 error/FRAM-2 error
(3) FEDC-1 error/CEDC-1 warning
(4) PARITY-2 error
(5) ALDC parity error
(6) FAS parity error
(7) SCSI parity error (host computer)
(8) FEDC-2 error/CEDC-2 warning
EDC-DEC
(8)
(6)
(7)
(1)
(2)
(5) (4)
(3)
CPU
EDC-ENC
FAS
FIFO-1
ALDC
A-FIFO
D-FIFO
DPR
Summary of Contents for GY-2120WD
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Page 437: ...7 3 GY 2120WD WS Index Mechanical Deck Overall Block 6 7 9 8 2 1 3 4 5 ...
Page 469: ...8 1 GY 2120WD WS 8 1 Section 8 Block Diagrams Frame Wiring ...
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