Panasonic KX-T336 System Reference Manual page 586

6.00 Return Messages
Display on message line when executing test
2
=> DN4000
3
l
**** Executing
Message line
4
1 COMMON 2' 1: : ::..: :
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.Z'
5 6
HRD CPY
::$.I
;jJ:
Message
I
Description
Executing Executing device test
I
Illegal Parameter
Entered parameter is out of format or related device is not installed.
invalid status The status of the card or port being verified is not 'OUS" or 'Fault."
Pass Device status is good.
Failed Device status is bad.
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