NEC Neax 2000 Ivs2 Maintenance Manual

CHAPTER 1  MAINTENANCE SERVICE FEATURES
Diagnostics
NEAX2000 IVS2 Maintenance Manual    
ND-70926 (E), Issue 1.0   Page 43
Table 1-11  Trunk Status Information 
STATUS 
CODEDESCRIPTION REMARKS
01 Incoming queue to Attendant Console
03 Attendant Camp On
04 In a trunk to station connection
05 Dialing In (Tie Line)
06 In a tandem connection
08 Hold by Exclusive/Nonexclusive Hold
09 TAS in progress
0A Incoming queue to UCD
0B Threeway Calling with a station and two trunks
0D In Ringback Tone/Busy Tone...

 NEAX2000 IVS2 Maintenance ManualPage 44  ND-70926 (E), Issue 1.0
CHAPTER 1  MAINTENANCE SERVICE FEATURES
Diagnostics
(3) Alarm Information
Operation:
DE
+F53>
F53
STCOMMAND=
DE
+XXXX : XX XX XX XX
XXXX
(Memory Dump Data)
Designated Address
See Table 1-12. 

CHAPTER 1  MAINTENANCE SERVICE FEATURES
Diagnostics
NEAX2000 IVS2 Maintenance Manual    
ND-70926 (E), Issue 1.0   Page 45
Table 1-12  Alarm Information
MEMORY DUMP 
DATAALARM INFORMATION REMARKS
0000 Last Initialization Time for Main Processor (MP)
0001 Reason for System Initialization
00: Power on
01: SW1 on MP card
02: Endless Loop in H-Rank
03: Endless Loop in L-Rank
05: Stack Trouble
06: Address Trouble
07: COP Alarm
08: Abort
09: SW3 on MP card
0B: Command from MAT/CAT
0004 Last Initialization Time...

 NEAX2000 IVS2 Maintenance ManualPage 46  ND-70926 (E), Issue 1.0
CHAPTER 1  MAINTENANCE SERVICE FEATURES
Battery Replacement
BATTERY REPLACEMENT
The interval of battery replacement depends on the ambient temperature.
The following caution label, which is attached to the reverse side of the Front Cover for PIM and
BATTM, shows battery replacement intervals.
When you set up the battery for the first time, record the installation date. Refer to the BATTERY
REPLACEMENT TABLE for the recommended periods to...

CHAPTER 1  MAINTENANCE SERVICE FEATURES
Periodic Alarm
NEAX2000 IVS2 Maintenance Manual    
ND-70926 (E), Issue 1.0   Page 47
PERIODIC ALARM
General Description
This feature can indicate the alarm on the Dterm function key or external alarm display panel for
periodic inspection.
The PBX controls the time of periodic inspection, and when the time (assigned by CM43 Y=2)
comes, indicates the alarm.
Figure 1-2  Periodic Alarm Indications
Service Conditions 
(1) Use CM43 Y=2 to assign the time (year, month,...

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CHAPTER 1  MAINTENANCE SERVICE FEATURES
Periodic Alarm
Programming Procedure
DESCRIPTION DATA
Assign the date and time setting for 
periodic alarm.
 (1)
 (2)Y=2
00
YYYY MM DD HH
YYYY :1999-2050 (Year)
MM :01-12 (Month)
DD :01-31 (Date)
HH :00-23 (Hour) 
Assign the battery exchange to 
inspection kind.
 (1)
 (2) Y=3
00
0 : Battery exchange alarm
NONE :No Data
Specify the D
term for alarm display.
 (1)
 (2)Y=16
01: D
term 1
02: D
term 2...

CHAPTER 1  MAINTENANCE SERVICE FEATURES
Periodic Alarm
NEAX2000 IVS2 Maintenance Manual    
ND-70926 (E), Issue 1.0   Page 49

To clear the alarm display
DESCRIPTION DATA
Clear the alarm display.
  Y=1
00: Clear both MJ/MN alarm
01: Clear MJ alarm
02: Clear MN alarm
START
END
CMEA 

 NEAX2000 IVS2 Maintenance ManualPage 50  ND-70926 (E), Issue 1.0
This page is for your notes. 

NEAX2000 IVS2 Maintenance Manual    
ND-70926 (E), Issue 1.0   Page 51
CHAPTER 2
TROUBLESHOOTING
This chapter describes the precautions and the troubleshooting pro-
cedures. 

 NEAX2000 IVS2 Maintenance ManualPage 52  ND-70926 (E), Issue 1.0
CHAPTER 2  TROUBLESHOOTING
Precautions
PRECAUTIONS
Procedure for Unplugging/Plugging Circuit Cards
When removing a circuit card from the PIM or when mounting a circuit card in the PIM, follow the
procedure in Ta b l e  2 - 1.
Table 2-1  Procedure for Unplugging/Plugging Circuit Cards
CIRCUIT CARDPROCEDURE
CONDITION
PLUG UNPLUG
PN-CP14 (MP)
PZ-PW121 (AC/DC PWR)
PZ-PW122 (DC/DC PWR)
PZ-M537 (EXPMEM)(1) Power off
(2) Plug in
(3) Power...