NEC Neax 2000 Ivs2 Maintenance Manual

CHAPTER 2  TROUBLESHOOTING
Fault Diagnosis and Troubleshooting
NEAX2000 IVS2 Maintenance Manual    
ND-70926 (E), Issue 1.0   Page 113
LCD does not display any 
information.(1)  Adjust Display contrast.
(1) D
term
(2) DLC card
No Tone Ringer
(1)  System Data Programming for D
term 
Tone Ringer: CM90 Y=01 
(2)  Adjust ringer volume on D
term.
(1) D
term
A
END
CHECK
REPLACE
CHECK
REPLACE 

 NEAX2000 IVS2 Maintenance ManualPage 114  ND-70926 (E), Issue 1.0
CHAPTER 2  TROUBLESHOOTING
Fault Diagnosis and Troubleshooting
ATTCON FAULT
ATTCON means SN610 ATTCON (4-wire type ATTCON) and SN708/709/712 ATTCON (2-wire
type ATTCON) and SN716 DESKCON.
All keys on the ATTCON are 
ineffective.(1)  ATTCON Lock-out has been set via 
the function key. 
(2)  Perform the ATTCON Self-Test. See 
ATTCON Self-Test Procedure on 
Page 117.
(3)   Wiring on Modular Box (Rosette) 
(4)   DLC card is properly mounted....

CHAPTER 2  TROUBLESHOOTING
Fault Diagnosis and Troubleshooting
NEAX2000 IVS2 Maintenance Manual    
ND-70926 (E), Issue 1.0   Page 115
LCD does not display any 
information.(1)  Adjust Display contrast. 
(2)  To test the LCD, perform the 
ATTCON Self-Test. See ATTCON 
Self-Test Procedure on Page 117.
(1) ATTCON 
(2) DLC card
No Tone Ringer(1)  System Data Programming for the 
console tone ringer: CM60 Y=16, 27
(2)  Adjust ringer volume on the console. 
(3)  To test tone ringer, perform the 
ATTCON...

 NEAX2000 IVS2 Maintenance ManualPage 116  ND-70926 (E), Issue 1.0
CHAPTER 2  TROUBLESHOOTING
Fault Diagnosis and Troubleshooting
DSS CONSOLE FAULT
Keys on the DSS Console are 
ineffective.(1) DLC card is properly mounted. 
(2) System Data Programming for 
DSS Console: CM10, CM96, 
CM97.
(1) DSS Console
(2) DLC card
(3) FP card
(4) MP card START
END
CHECK
REPLACE 

CHAPTER 2  TROUBLESHOOTING
Fault Diagnosis and Troubleshooting
NEAX2000 IVS2 Maintenance Manual    
ND-70926 (E), Issue 1.0   Page 117
ATTCON SELF-TEST PROCEDURE
The ATTCON has a self-test function (shown below) that performs on an off-line basis.ATTCON means SN610 ATTCON (4-wire type ATTCON) and SN708/709/712 ATTCON (2-wire
type ATTCON). SN716 DESKCON has no self-test function.
OPERATION LCD DISPLAY
(1) Remove the modular cord. 
(2) Reconnect the modular cord while 
pressing Digit Key 0. 
(3) Press...

 NEAX2000 IVS2 Maintenance ManualPage 118  ND-70926 (E), Issue 1.0
CHAPTER 2  TROUBLESHOOTING
Fault Diagnosis and Troubleshooting
OPERATION LCD DISPLAY
(10) Press Function Key 17. 
The green lamp comes on. 
The ringer sounds. 
(11) Press Function Key 17 again. 
The green lamp turns red. 
(12) Press Function Key 17 again. 
The red lamp goes off. 
(13) Repeat Steps (10)-(12) for other 
Function Keys 18, 90, 91. 
(14) Press Function Key 92. 
The red lamp comes on. 
The ringer stops. 
(15) Press...

CHAPTER 2  TROUBLESHOOTING
Fault Diagnosis and Troubleshooting
NEAX2000 IVS2 Maintenance Manual    
ND-70926 (E), Issue 1.0   Page 119
OPERATION LCD DISPLAY
(21) Press Function Key 97. 

The red lamp comes on.
(22) Press Function Key 97 again. 

The red lamp goes off. 
(23) Press Function Key 96. 

The red lamp comes on.
(24) Press Function Key 96 again.

The red lamp goes off.
(25) Press Digit Key *. 
(26) Press Digit Key #.
(27) Press Digit Keys 0 through 9.
NOTE 1:
To terminate the self-test mode,...

 NEAX2000 IVS2 Maintenance ManualPage 120  ND-70926 (E), Issue 1.0
CHAPTER 2  TROUBLESHOOTING
Fault Diagnosis and Troubleshooting
Figure 2-6  SN610/SN708/SN709/SN712 ATTCON Key Number
END
C
040506
TA L K
101112
90
9293
949596 RLS LOOP4 LOOP5 LOOP6
91321
654
987
#0*
010203
070809
13
1516
171897 ANS
LOOP1 LOOP2 LOOP3
14
RCL
LDN0 ATND HOLD CANCELDEST SRC
NOTE:SN610 is pictured. 

NEAX2000 IVS2 Maintenance Manual    
ND-70926 (E), Issue 1.0   Page 121
CHAPTER 3
MAINTENANCE OPERATION
This chapter explains how to save the office data and how to load and
verify the office data. 

 NEAX2000 IVS2 Maintenance ManualPage 122  ND-70926 (E), Issue 1.0
CHAPTER 3  MAINTENANCE OPERATION
Data Saving
DATA SAVING
This section explains how to save the office data of the PBX. For hardware connection of the MAT
and PBX and for installation of the MATWorX software, refer to the MATWorX Studio User’s
Guide.
NOTE:The following procedure is an overview. Refer to the online Help in MATWorX Studio
for the detailed procedure and explanation of the buttons, dialogs, and terminology
used in MATWorX....