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NEC Neax 2400 Ipx System Operations And Maintenance Manual

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    							NDA-24307 CHAPTER 3
Page 103
Issue 1
SYSTEM MESSAGES
This message displays when the DTI card detects abnormal state of a digital line but this failure has influence
on the Speech path. When the status is getting worse, they system will issue [3-I] Digital Line Failure.
➀ Faulty PM (LENS) Location
➁ Kind of Fault
➂Fault Detection Time Slot No. 
(This data is valid only when the 
kind of fault is 08H)
1: XXXX XX00 0000 0000 2: 0000 0000 0000 0000 3: 0000 0000 0000 0000
➀ ➁
➂
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 b6 b5 b4 b3 b2 b1 b0
b4 b3 b2 b1 b0
Default Alarm:
SUP3-HDigital Line WarningDefault Grade:
2Grade Modified: Lamp Modified:
b0-b4: Group
b5, b6: Unit (0-3)
b7: 0/1 = Even numbered MG/Odd numbered MG
01H = Frame alignment loss occurs three times a day
02H = Bit error rate is over 10
-6
03H = Slip occurs twice a day
04H = Multiframe alignment loss occurs three times a day
08H = Fault detection on the CCIS Bch
b0-b4: Time Slot No. in which the Digital line failure is detected
(1-16, 17-31)
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    							CHAPTER 3 NDA-24307
Page 104
Issue 1
SYSTEM MESSAGES
This message displays after [3-H] Digital Line Warning lasts in the DTI card over the particular time. This
failure may cause a speech path fault to the DTI card.
➀ Faulty PM Location
➁ Kind of fault
➂Faulty Circuit Card Location (This 
data is valid when 
➁ is 0FH)
➃ Faulty Circuit Card Location (This 
data is valid when 
➁ is 0FH)
1: XXXX 0000 XXXX XXXX 2: XXXX XXXX XXXX XXXX 3: XXXX XXXX XXXX XXXX
➀ ➁ ➂ ➃ ➂ ➃ ➂ ➃ ➂ ➃ ➂ ➃ ➂ ➃ ➂ ➃ ➂ ➃ ➂ ➃ ➂ ➃
4: XXXX XXXX 0000 0000 5: 0000 0000 0000 0000 6: 0000 0000 0000 0000
➂ ➃ ➂ ➃
7: 0000 0000 0000 0000 8: 0000 0000 0000 0000 9: 0000 0000 0000 0000
b7 b6 b5 b4 b3 b2 b1 b0
b7 b6 b5 b4 b3 b2 b1 b0
b7 b6 b5 b4 b3
b7 b6 b5 b4 b3 b2 b1 b0
Default Alarm:
SUP3-IDigital Line FailureDefault Grade:
3Grade Modified: Lamp Modified:
b0-b4: Group
b5, b6: Unit
b7: Module Group
0/1 = Even-numbered MG/Odd-numbered MG
01H = Frame alignment loss occurs 100 times a day
03H = Slip occurs 50 times a day
04H = Multiframe alignment loss occurs 110 times a day
06H = Frame alignment loss lasts for 2 to 3 sec.
07H = Bit error rate is over 10
-4
09H = Warning signal (AIS) from the opposite office has been received for 1 
sec. continuously.
0BH = Multiframe alignment loss lasts for 2 to 3 sec.
0FH = Digital Line is not restored
b3-b7: Group No.
b0, b1: Unit No. (0-3)
b2-b7: MG No.
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    							NDA-24307 CHAPTER 3
Page 105
Issue 1
SYSTEM MESSAGES
This message displays when a digital line fault is restored.
➀ Faulty Line Location
1: XX00 0000 0000 0000 2: 0000 0000 0000 0000 3: 0000 0000 0000 0000
➀ 
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
Default Alarm:
ON3-JDigital Line RestoreDefault Grade:
0Grade Modified: Lamp Modified:
b0-b4: Group No. 
b5, b6: Unit No. (0-3)
b7: Module Group
0/1 = Even-numbered MG/odd-numbered MG
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    							CHAPTER 3 NDA-24307
Page 106
Issue 1
SYSTEM MESSAGES
This message displays when a Ready Failure occurs in both systems as a result of the TSW card having a failure
or the card is not mounted properly.
➀Faulty TSW Information
See Chapter 5 for repair procedure.
1: XX00 0000 0000 0000 2: 0000 0000 0000 0000 3: 0000 0000 0000 0000
➀ 
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 b1 b0
Default Alarm:
MN4-CBoth TSW Ready FailureDefault Grade:
3Grade Modified: Lamp Modified:
b0: 0/1 = TSW No. 0 system/TSW No. 1 system
Note:
When Ready Failure occurs in both systems, the [4-C]
message is separately issued twice: “0” displays in one
message, and “1” in the other message.
b1: Details on faulty TSW card
0 = TSW card (LN) connection to MUX or TSW card within ISWM
Note 1
1 = TSW card (LN) connected to TSW of ISWM Note 2
b7: Fault-detected circuit card
0 = PH-SW12 (LN) or PU-SW00 (ISW)
1 = PH-GT09 (LN only)
Note 1
TSWM0
[ISW][LN0]
TSW00TSW01TSW02TSW03
Note 2
To  M U X
(IMG0)To  M U X
(IMG1)
Note 1
TSWM1
TSW00TSW01TSW02TSW03
Note 2
To  M U X
(IMG2)To  M U X
(IMG3)
ISWM
TSW00TSW01TSW02TSW03
To  L N 1To  L N 2To LN3
Note 1
Note 1:If a fault occurs in any of the TSW cards, “0” is set in bit 1 of ➀.
Note 2:If a fault occurs in any of the TSW cards, “1” is set in bit 1 of ➀.
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    							NDA-24307 CHAPTER 3
Page 107
Issue 1
SYSTEM MESSAGES
This message displays when a TSW Ready Failure occurs in one of the dual systems because the TSW card
fails or the card is not mounted properly.
➀Faulty TSW Information
See Chapter 5 for repair procedure.
1: XX00 0000 0000 0000 2: 0000 0000 0000 0000 3: 0000 0000 0000 0000
➀ 
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 b1 b0
Default Alarm:
MN4-DTSW Ready FailureDefault Grade:
3Grade Modified: Lamp Modified:
b0: 0/1 = TSW No. 0 system/TSW No. 1 system
b1: Details on faulty TSW card
0 = TSW card (LN) connection to MUX or TSW card within ISWM
Note 1
1 = TSW card (LN) connected to TSW of ISWM Note 2
b7: Fault-detected circuit card
0 = PH-SW12 (LN) or PU-SW00 (ISW)
1 = PH-GT09 (LN only)
Note 1
TSWM0
[ISW][LN0]
TSW00TSW01TSW02TSW03
Note 2
To  M U X
(IMG0)To  M U X
(IMG1)
Note 1
TSWM1
TSW00TSW01TSW02TSW03
Note 2
To  M U X
(IMG2)To  M U X
(IMG3)
ISWM
TSW00TSW01TSW02TSW03
To  L N 1To  L N 2To LN3
Note 1
Note 1:If a fault occurs in any of the TSW cards, “0” is set in bit 1 of ➀.
Note 2:If a fault occurs in any of the TSW cards, “1” is set in bit 1 of ➀.
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    							CHAPTER 3 NDA-24307
Page 108
Issue 1
SYSTEM MESSAGES
This message displays when I/O Ready Failure occurs in both HSW systems.
➀ HSW Fault Detected
Note:When I/O ready failure ocurs simultaneously in both HSW systems, the [4-E] message is separately
issued twice: “0” is displayed in one message and “1” in the other message.
➁ Details on HSW No.
See Chapter 5 for repair procedure.
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
b0
b4 b0
Default Alarm:
MN4-EBoth HSW Ready FailureDefault Grade:
3Grade Modified: Lamp Modified:
b0: 0/1 = No. 0 system/No. 1 system Note
b0: 0/1 = -/Ready Fault in HSW
b4: HSW No. (0-1)
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    							NDA-24307 CHAPTER 3
Page 109
Issue 1
SYSTEM MESSAGES
This message displays when I/O Ready Failure occurs in both HSW systems.
➀ HSW Fault Detected
➁ Details on HSW No.
See Chapter 5 for repair procedure.
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
b0
b4 b0
Default Alarm:
MN4-FHSW Ready FailureDefault Grade:
3Grade Modified: Lamp Modified:
b0: 0/1 = No. 0 system/No. 1 system
b0: 0/1 = -/Ready Fault in HSW
b4: HSW No. (0-1)
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    							CHAPTER 3 NDA-24307
Page 110
Issue 1
SYSTEM MESSAGES
This message displays when I/O Ready Failure occurs on a DLKC card.
➀Details on faulty DLKC card
1: XX00 0000 0000 0000 2: 0000 0000 0000 0000 3: 0000 0000 0000 0000
➀ 
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 b0
Default Alarm:
MN4-QDLKC Ready FailureDefault Grade:
3Grade Modified: Lamp Modified:
b0: 0/1 = No. 0 system/No. 1 system
b7: 0/1 = ACT/STBY
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    							NDA-24307 CHAPTER 3
Page 111
Issue 1
SYSTEM MESSAGES
This message displays when the MUX (PH-PC36) card has a Ready Failure in one of the dual systems. When
the card is not ready for service function because of the failure or because the card is not mounted properly,
the system creates this message.
➀Unit and MG number for the faulty 
MUX card
➁Faulty MUX card information
See Chapter 5 for repair procedure.
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
b2 b1 b0
Default Alarm:
MN4-SMUX Ready FailureDefault Grade:
3Grade Modified: Lamp Modified:
b0: 0/1 = -/Even-numbered MG, Unit 0
b1: 0/1 = -/Even-numbered MG, Unit 1
b2: 0/1 = -/Even-numbered MG, Unit 2
b3: 0/1 = -/Even-numbered MG, Unit 3
b4: 0/1 = -/Odd-numbered MG, Unit 0
b5: 0/1 = -/Odd-numbered MG, Unit 1
b6: 0/1 = -/Odd-numbered MG, Unit 2
b7: 0/1 = -/Odd-numbered MG, Unit 3
b0: MG
0/1 = Even number/Odd number
b1: 0/1 = No. 0 system/No. 1 system
b2: ACT or STBY status
0/1 = ACT/STBY
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    							CHAPTER 3 NDA-24307
Page 112
Issue 1
SYSTEM MESSAGES
This message displays when the MUX (PH-PC36) card has a Ready Failure in both of the dual systems. When
the card is not ready for service function because of the failure or because the card is not mounted properly,
the system creates this system message.
➀Unit and MG number for the MUX 
card
➁Faulty MUX card information
Note 1:Though this message indicates the Ready Failure in both systems, the information displayed here only
relates to the ACT-side MUX status. (Two messages are not displayed separately.)
Note 2:Fi xe d  as  “0 (=ACT).” See Note 1.
See Chapter 5 for repair procedure.
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
b2 b1 b0
Default Alarm:
MN4-TBoth MUX Ready FailureDefault Grade:
3Grade Modified: Lamp Modified:
b0: 0/1 = -/Even-numbered MG, Unit 0
b1: 0/1 = -/Even-numbered MG, Unit 1
b2: 0/1 = -/Even-numbered MG, Unit 2
b3: 0/1 = -/Even-numbered MG, Unit 3
b4: 0/1 = -/Odd-numbered MG, Unit 0
b5: 0/1 = -/Odd-numbered MG, Unit 1
b6: 0/1 = -/Odd-numbered MG, Unit 2
b7: 0/1 = -/Odd-numbered MG, Unit 3
b0: MG
0/1 = Even number/Odd number
b1: 0/1 = No. 0 system/No. 1 system Note 1
b2: ACT or STBY status Note 2
0/1 = ACT/STBY
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