Sony GY-2120WD, Maintenance Manual

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6-19
GY-2120WD/WS
b) All Check (Self-diagnosis command No. 31)
Enter “31” as a command number and press the ENTER key.
Command numbers 32 to 34 are checked automatically and continuously.
DIAGNOSTIC=>31
-------[ Loopback Check(LP-3) ]-------
MA loop Check
RAMDOM MODE ******* OK
-------[ Loopback Check(LP-2) ]-------
EQ-2 loop Check
RAMDOM MODE
*******
OK
-------[ Loopback Check(LP-1) ]-------
EQ-1 loop Check
RAMDOM MODE
*******
OK
LP Test
********
OK
********
DIAGNOSTIC=>_
In case that the check succeeds;
Message “LP Test ******** OK ********” is displayed lastly.
In case that the check fails;
Message “ERROR!!(error count:xxxxxxxx)” is displayed.
“xxxxxxxx” indicates the number of error words.
6-2. Command Description 6-2. Command Description 6-2. Command Description