NEC Neax 2400 Ipx Wireless System Manual

CHAPTER 3 NDA-24301
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6. External interface
Shown in Figure 3-15 are accommodation of the LT connector leads of this circuit card and connecting route
diagram.
a. When this circuit card is mounted in PIM.
Figure 3-15  LT Connector Leads Accommodation of PIM : PA-4CSIF
26272829303132333435363738394041
1234567891011121314151642434445464748
1718192021222349502425
Accommodated in *1
LT0, 2, 4, 6, 8, 10 Connector
LT Connector Accommodation
26272829303132333435363738394041...

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Figure 3-16  Connecting Route Diagram
MDF
PIM
NT1 A
B
CSINTA
B 

CHAPTER 3 NDA-24301
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PA-CK16 [SYNC]  Synchronous Signal Transmission Circuit for CS/ZT
1. General Function
This circuit card is designed to realize 5 ms synchronization between CSINTs (Clock Source Office and
Subordinate Office) in conjunction with the PLO card. Details are shown in Figure 3-17.
Figure 3-17  Location of Card in the System
Detection
MD F
Clock Source OfficeClock Subordinate Office
TSW MUXPA-CK16
PLO
PLO TSW MUX
PA-CK16
Loopback signal  
5 ms signal...

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2. Mounting Location/Condition
The PA-CK16 [SYNC] card can be mounted in any universal slot as shown below.
Note 1:  Indicates universal slots for line/trunk circuit cards.
Note 2:Do not accommodate an analog line in the LT connector used by this card.
3. Face Layout of Lamps and Switches
The face layout of lamps and switches is shown in Figure 3-18.
Figure 3-18  Lamp, Key and Connectors: PA-CK16
PIMMounting Module
00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15...

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4. Lamp Indications
The contents of lamp indications on this circuit card are shown in Table 3-2:
Note:When the input loopback signal failure occurs in the clock source office, the office suspends output of the
slave signal.
Table 3-2  PA-CK16 Lamp Indications Reference
LAMP NAME COLOR MEANING
OPE Green Remains lit while this circuit card is in normal operation.
SYNC 0 Green Lights when the Circuit 0 is synchronized.
SERR 0 Red Lights when the Circuit 0 is out...

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5. Switch Settings
Standard settings of switches on this circuit card are shown in Table 3-3.
Table 3-3  Standard Switch Settings
SWITCH 
NAMESWITCH 
No.SETTINGSTANDARD
SETTINGMEANING
MBUP Circuit card make busy.
DOWNxCircuit card make busy cancel.
SW011ON Circuit 0 alarm detection is not used.
OFF Circuit 0 alarm detection is used.
2ON Circuit 1 alarm detection is not used.
OFF Circuit 1 alarm detection is used.
3ON Circuit 2 alarm detection is not used.
OFF...

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6. External Interface
Figure 3-19  LT Connector Lead Accommodation of PIM: PA-CK16 (1/2)
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232221201918171615141312111009080706050403020100
LT6 LT7 LT8 LT9 LT10 LT11LT 0 LT 1 LT 2 LT 3 LT 4 LT 5
23 19 15
22 18 14
21 17 13
20 16 1223 19 15
22 18 14
21 17 13
20 16 12 11 09 07 05 03 01
10 08 06 04 02 00 11 09 07 05 03 01
10 08 06 04 02 00
HW11 HW10 HW9 HW8 HW7 HW6 HW5 HW4...

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Figure 3-19  LT Connector Lead Accommodation of PIM: PA-CK16 (2/2)
26272829303132333435363738394041
1234567891011121314151642434445464748
1718192021222349502425
26272829303132333435363738394041
1234567891011121314151642434445464748
1718192021222349502425 S5M0B
Accommodated in   3
LT 0, 2, 4, 6, 8, 10 Connector
S5M0A
S5M1A S5M1BLFH0B
SFH0BLFH0A
SFH0A
LFH1A
SFH1A LFH1B
SFH1B
LFH2B
SFH2BLFH2A
SFH2A
LFH3A
SFH3A LFH3B
SFH3B LT 1, 3, 5, 7, 9, 11 Connector...

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Figure 3-20  Connecting Route Diagram
PLO 1
PA-CK16
5 ms signal
Clock Source Office
PLO 0
PLO 1 PA-CK16 Clock Subordinate Office
Note 4SFH0A
SFH0B
LFH0A
LFH0B
S5M0A
S5M0B
S5M1A
S5M1B
LFH1A
LFH1B
SFH1A
SFH1B
LFH2A
LFH2B
SFH2A
SFH2B
LFH3A
LFH1A
LFH1B
SFH1A
SFH1B
LFH2A
LFH2B
SFH2A
SFH2B
LFH3A
LFH3B
SFH3A
SFH3BSYN0A
SYN0B LFH3B
SFH3A
SFH3B
SYN0A
SYN0B
Note 1
Note 1
Note 2
MDF
LFH0A
LFH0B
SFH0A
SFH0B
Max. 2000m (0.5 )φ
PLO 0
Note 1:Clock  synchronization with more...

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The PA-CK16 [SYNC (WCS)] has four ports to synchronize with other PBXs. Figure 3-21 shows an
example of clock network using PA-CK16.
Figure 3-21  Example of Clock Network Using PA-CK16 [SYNC]
SYNC (Clock Source Office)SYNC
SYNC
SYNC
SYNC
SYNC
SYNC
SYNC
 
LFH0A, LFH0B, SFH0A, SFH0B
LFH3A, LFH3B, SFH3A, SFH3B
LFH2A, LFH2B, SFH2A, SFH2B
LFH1A, LFH1B, SFH1A, SFH1BLFH1A, LFH1B, SFH1A, SFH1B
LFH2A, LFH2B, SFH2A, SFH2B
LFH3A, LFH3B, SFH3A, SFH3B 
Step 1 Step 2
Actual MDF...