NEC ND-71762(E) Telephone User Manual


 
ND-71762 (E) CHAPTER 8
Page 103
Issue 2
MAINTENANCE PROCEDURE
(5) Diagnostic Work
System message 13-G is displayed
once or twice.
When system message 13-G is displayed sporadically, flip the MBR switch of the CCH circuit card
UP DOWN.
System message 13-G is
displayed again

System message 13-G is
not displayed
When system message 13-G is
displayed cyclically.
START
END
FAULT SUPERVISION
FAULT : CCH/CCT circuit card is faulty.
FAULT SUPERVISION
FAULT : CCH/CCT circuit card is faulty.
Paragraphs 3.3 or 3.4
Paragraphs 3.3 or 3.4