Document Revision History - NEC DT820 Series User Manual

540-441r1
540-441r2
540-441r3
540-441r4
540-441r5
540-441r6
DT820 Phone User Guide
D O C U M E N T R E V I S I O N H I S T O R Y
February 2016
June 2016
June 2017
January 2018
March 2018
August 2018
Initial release, NEC Std SIP 4.0 for DT820
Edits and corrections, NEC Std SIP 4.0 for DT820
Edits and corrections, NEC Std SIP 4.1 for DT820
Edits and corrections, NEC Std SIP 4.1 for DT820
Edits and corrections for v9.1.0
Edits and corrections, NEC Std SIP 4.3 for DT820/DTG820C
P/N 540-441r3
v