User's Manual

NDA-24300 CHAPTER 3
Page 171
Issue 1
SYSTEM MESSAGES
This message displays when a digital line failure occurs.
➀
Accommodated location
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 b6 b5 b4 b3 b2 b1 b0
b7 b4 b3 b2 b1 b0
Default Alarm:
SUP
13-N
Digital Line Warning
Default Grade:
1
Grade Modified: Lamp Modified:
b0-b4: Group No.
b5, b6:Unit No. (0-3)
b7: MG No.
0/1 = Even-numbered MG/Odd-numbered MG
b0-b4: Kind of Fault (HEX)
00 = -
01 = Frame alignment loss PCM down
02 = Bit error rate is over 10
-6
03 = Slip is detected
04 = -
05 = Dch down
06 = Multi-frame alignment loss
07 = -
10 = -
11 = Frame alignment loss PCM down (frequently)
12 = Bit error rate is over 10
-4
13 = Slip is detected (frequently)
14 = Opposite office alarm is detected
15 = -
16 = Multi-frame alignment loss (frequently)
17 = Frame alignment loss PCM down (continuously)
18 = Multi-frame alignment loss (continuously)