User's Manual

CHAPTER 3 NDA-24300
Page 88
Issue 1
SYSTEM MESSAGES
This message displays when a fault in either the ringer or howler tone occurs in the PWR card.
➀
Unit and MG number of fault
detection
➁
Kind of fault
1: XXXX 0000 0000 0000 2: 0000 0000 0000 0000 3: 0000 0000 0000 0000
➀ ➁
4: 0000 0000 0000 0000 5: 0000 0000 0000 0000 6: 0000 0000 0000 0000
7: 0000 0000 0000 0000 8: 0000 0000 0000 0000 9: 0000 0000 0000 0000
b7 b2 b1 b0
b7 b1 b0
Default Alarm:
MN
6-B
RGU & Howler Failure
Default Grade:
3
Grade Modified: Lamp Modified:
b0, b1:Unit No. (0-3)
b2: 0/1 = Even-numbered MG/Odd-numbered MG
b0: 0/1 = -/RGU (Ringing Unit) Fault
b1: 0/1 = -/Howler Fault