NEC Neax 2400 Imx Wireless System Manual

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SYSTEM OPERATION AND MAINTENANCE
2. Make-busy Set and Cancel of ZT and B Channel
 Make-Busy Set
Figure 6-3  Make-Busy Set of ZT and Each B Channel
 Make-Busy Cancel
Figure 6-4  Make-Busy Cancel of ZT and Each B Channel
START
END
MAKE-BUSY SET OF ZT
AND EACH B CHANNELUse MBCSL command. For details, refer to Chapter 5.
START
MAKE-BUSY CANCEL OF ZT
AND EACH B CHANNELUse MBCSL command. For details, refer to Chapter 5.
END 

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2. ZT PEG COUNT FOR TRAFFIC CONTROL
1. General
Below are some items that can be measured in the traffic control of ZTs.
TOTAL NUMBER OF OUTGOING CALLS : Number of calls from PS (excluding the case where the call 
was released without dialling and where the caller originates 
a call via a trunk and encounters all routes busy.)
NUMBER OF COMPLETED OUTGOING 
CALLS 
Note 1
: Number of all calls which have received the answer...

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Note 1:
Only the ZTs in its calling area designated by the ACSPL is measured.
Note 2:Line key incoming call service is not available.
Note 3:Paging incoming call service is not available. NUMBER OF TIMES THE T CHANNEL 
CANNOT BE CONNECTED 
Note 1
: How many times the designated T channel could not be 
connected after channel setup request was received by the PS
NUMBER OF TIMES SQUELCH 
DISCONNECTED 
Note 1
: Number of...

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2. Operation Procedures
The following chart explains the operation procedure concerning ZT Peg Count.
Note 1:Whether or not the System Scanning Function is provided is determined by the command AIOC.
Note 2: Scanning data is printed out when the display of the MAT is initial.
 Initial display appears after a dedicated time.
START
END
Assign the calling area number
desired to be measured.1)
Select 17 (ZT Peg Count) as
the type...

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3. DISPLAY OF PS STATION DATA
1. General
The designated PS station data can be displayed by selecting the corresponding Tenant number and the
Station number.
2. Operation Procedures
START
END
Select PS tenant number
and station number to be
displayed.DPSN Command
 For details, refer to Chapter 5. 

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4. REPLACEMENT PROCEDURE OF CSINT CIRCUIT CARD/ZT
This section explains how to replace CSINT circuit card and ZTs. Refer to the “System Operations and
Maintenance Manual” for the PBX for circuit cards that are not covered here.
1. Replacement procedure of CSINT Circuit Card
Confirm the BLn1 (n=0~3) is flashing and other BL lamps light off (Not used).
START
Turn ON the MBR key of the corresponding 
circuit card.
Turn ON the MB...

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2. Replacement Procedure of ZTs
START
Unscrew the ZT.
END
Tu r n  t h e  P O W E R  S w i t c h  O F F
 on the back of the ZT.
Extract the ZT. Using the command MBCSL in the MAT,
make the port that corresponds to a given ZT
in a busy state.
Disconnect the communication cable and 
the power cable (in case it is used) from the
ZT.
Secure the mounting place onto a cer tain
location with furnished screws to install the
ZT.
Turn...

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5. SYSTEM MESSAGE
This section describes the system messages concerning the ZT. Other system messages are to be explained in
“The System Operations and Maintenance Manual” for the PBX.
1. Detection of WIRELESS SYSTEM (PCS) Fault
“26-L” WIRELESS SYSTEM Failure Report
2. Detection of ZT Fault
When the detected trouble or faulty part concerns the ZTs, the following messages appear.
“25-J” ZT Operation Start
“25-K” ZT Set Up NG...

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3. Detail of Each Message
a. “25-J” ZT Operation Start
b. “25-K” ZT Set Up NGDetail message data
1: XX XX
00 00 00 00 00 00 -
Detail message data
1: XX XX
XXXX00 00 00 00 -
Set UP NG KIND
00: ZT Restart Process
01: ZT Status Adjustment
02: ZT Bch Status Adjustment
Set UP NG Factor
00~04 : Not Used.
05~08 : System-ID down load processing NG.
09~0A : System-ID down load processing timeout.
0B~0D : ZT Data down load processing...

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c. “25-L” ZT Fault
1: XX XX
XXXX XX XX00 00 -
Additional information
Fault meaning
00: Fault report receive - Power ON execute
01: Fault report receive - Line Watchdog Detect
02: Fault report receive - Air Watchdog Detect
03: Fault report receive - Line Soft Detect
04: Fault report receive - Air Soft Detect
05: Fault report receive - Line-Air Detect
06: Fault report receive - LCCH Send Time Out
10: ZT Operation Stop
20: ZT...