NEC Neax 2400 Imx Wireless System Manual

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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 signals.
TOTAL NUMBER OF TERMINATING 
CALLS: Number of calls to PS
NUMBER OF COMPLETED 
TERMINATING CALLS TO INDIVIDUAL 
PS: Total number of calls which have terminated to Individual 
PS
NUMBER OF TERMINATING CALLS 
TO LINE KEYS 
Note 2
: Total number of calls which have terminated to the line keys
NUMBER OF TERMINATING PAGING 
CALLS 
Note 3
: Total number of paging calls
NUMBER OF COMPLETED 
TERMINATING PAGING CALLS 
Note 3
: Total number of paging calls which have terminated
NUMBER OF UNANSWERED CALLS : Number of calls directed to PS which ended up unanswered 
due to the PS whose power OFF or Out of Zone
NUMBER OF HANDOVER ATTEMPT : Number of the handover occurrence attempted
NUMBER  OF  COMPLETED  HANDOVER : Number of handovers completed between channels occurred 
in ZTs
NUMBER OF PS LOCATION
REGISTRATION REQUESTS: Number of the messages sent in the events of location 
registration in cases where the power is turned on, handover 
takes place between calling areas or entered a certain area 
out of the zone
NUMBER OF ALL ZT B CHANNELS IN 
BUSY STATE: Number of Busy State of all channels of the ZT calling area 
are engaged upon receiving certain call
NUMBER OF ABNORMAL ACCESSES : Number of cases where the PS authentication is not verified 
correctly due to the inconsistent data information between 
PS and the system 
						

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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 occurrences of the squelch disconnection
NUMBER OF ZT CHANNEL 
CHANGEOVER 
Note 1
: How many times changeover between channels occurred in 
ZT 
						

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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 of traffic measurement.
Automatically printed out from the 
MAT printer.
2)
3)
Order the suspension of the
measurement.
Data reading starts.
Is traffic 
data printed out 
automatically?
1)
1)
On the lapse of
measurement time
YES
NO
ATRF Command
 For details, refer to Chapter 5. DTFP Command
 For details, refer to Chapter 5. ATRF Command
 For details, refer to Chapter 5. ACSPL Command
 For details, refer to Chapter 5.
Note 2 
						

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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 key of the circuit card.
Extract the CSINT circuit card from PIM.
Adjust switch settings on a new card
 referring to those on the extracted card.
Turn the MB key off.
Return the MBR key
on the CSINT circuit card off.
END
When inser ting the new card, set the MB key ON.Insert the new card. 
						

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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 the POWER ON the Switch
 on the back of the ZT.
Using the command MBCSL in the MAT,
make the por t corresponding to a given ZT in
a make-busy cancel state.
Connect the communication cable and the
power cable used prior to the replacement to
a new ZT. 
						

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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
“25-L” ZT Fault
“25-M” ZT Fault Recovery
“25-N” ZT Carrier Fault
 System Messages and its reason
MESSAGE NAME MEANINGSYSTEM
MESSAGE
ZT Operation Start Indicates ZT is put into normal operation. 25-J
ZT Set Up NG Indicates ZT start-up ends in failure. 25-K
ZT Fault Indicates ZT Fault. [SUP]
25-L
ZT Fault Recovery Indicates ZT Fault recovery 25-M
ZT Carrier Fault Indicates ZT Control Carrier Fault 25-N
Wireless System
Failure ReportIndicates WIRELESS SYSTEM Fault [MN]
26-L 
						

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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 NG.
0E~10 : ZT Data down load processing timeout.
11 : CS-ID setting NG
12 : CS-ID setting timeout.
13 : Carrier decision order processing NG
14 : Carrier decision order processing timeout.
15~16 : Not Used.
17 : ZT make busy processing NG
18 : ZT make busy processing timeout.
19 : B channel make busy/cancel processing NG.
1A : B channel make busy/cancel processing timeout.
1B : B channel initialization processing NG
1C : B channel initialization processing timeout.
1D~1F : Not Used.
20 : ZT operation parameter change processing NG.
21 : ZT operation parameter change processing T.O.
22 : ZT Status request processing NG.
23 : ZT Status request processing timeout.
24~ : Not Used.
Detected ZT
GL
MG U
ZT which sends notification
GL
MG U 
						

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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 Period Diagnosis NG - Time Out
21: ZT Period Diagnosis NG - Retry-out
22: ZT Period Diagnosis NG - SYS-ID unmatch
23: ZT Period Diagnosis NG - Additional ID Unmatch
24: ZT Period Diagnosis NG - ZT Status Unmatch
Additional information
XX
XX
PBX information
00: Inactive
01: Make busy
02: In Operation
ZT information
00: Inactive
01: Make busy
02: In Operation
25: ZT Period Diagnosis NG - ZT Bch Status Unmatch 
Additional information
XX
XXXX
PBX information
00: In Operation - idle
01: In Operation - busy
02: Make Busy
ZT information
00: In Operation - idle
01: In Operation - busy
02: Make Busy
Detected Bch
01: B1
02: B2
03: B3
Detected ZT
GL
MG U