NEC 151944 system manual Time Slot Allocation

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7.TIME SLOT ALLOCATION

One time slot of the last 24 time slots provided by the DAIA-DAIB connection is used for the control signaling channels. Figure 2-3shows an example of time slot allocation when mounting 8 port cards to the Small Platform PIM.

(1) When using 1 DAIA card and 1 DAIB card

Remote Site

Highway Channel

23 time slots for Line/Trunks

1time slot for control signaling

channel Note

LT00

LT01

LT02

LT03

LT04

LT05

LT06

LT07

LT08

LT09

LT10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

00-23

DAIB

DAIA

Main Site

TDSW

(2) When using 1 DAIA card, 1 DAIB card, and 2 DAIC cards.

Remote Site

Highway Channel

24 time slots for Line/Trunks

 

LT00

LT01

LT02

 

 

LT03

LT04

LT05

LT06

LT07

LT08

LT09

LT10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

00-23

 

 

 

24-47

 

 

 

 

23 time slots for Line/Trunks

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DAIC

 

 

 

DAIB

 

 

 

 

 

 

 

 

 

 

 

 

1time slot for control signaling

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

channel

Note

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Max. 47 time slots for Line/Trunks

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

per Remote Site

DAIC

DAIA

Main Site

TDSW

Note: The control signalling channel is set by SW2 of DAIA/DAIB. Refer to Chapter 3 sections 2.1.1 and 2.2.1 for the switch settings.

Figure 2-3 Time Slot Allocation

CHAPTER 2

ND-46550 (E)

Page 10

Revision 2.0

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Contents NEC America, Inc Liability Disclaimer NEAX2000 IVS Table of Contents List of Figures List of Figures List of Tables This page is for your notes Outline of this Manual Reference ManualsChapter System Description System OutlinePIM Configuration PIM ConfigurationPIM System Configuration 2shows the system configurationSN1308 PIM P-A PIM Q-UA Required EquipmentRequired Equipment SN1420 PIMAB-ARMT PCM-0.3 CA Daia System CapacitySystem Capacity DAIA, 2 DaicSystem Conditions Time Slot Allocation Time Slot AllocationFor the switch settings This page is for your notes Installation Precaution in HandlingStatic Electricity Guard PBX Installation Procedure StartSee Section See .2.6 See Section Location of Lamps, Switches, and Connectors see Figure Lamp Indications on PN-DAIA Card Switch Settings on PN-DAIA Card Setting of control signal time slot OFFNeutral grounding on the receiving line is not Mounting of Daia Card Mounting Location of Daia Card ND-46550 ESwitch Setting of Daic Card PN-DAIC CardSwitch Settings on PN-DAIC Card Lamp Indications on PN-DAIC CardDown SW2 Dip SW When mounting this card on remote Mounting of Daic Card Mounting Location of Daic Card Main SiteBUS Cable Connection BUS-DAIA Cable Connection ND-46550 E10 DAIA-DAIC Cable Connection 11 DAIA-DAIC Cable Connection ND-46550 Echapter Revision 12 DAIA-DAIC Cable Connection 13 DAIA-DAIC Cable Connection ND-46550 E 14 PN-DAIB Card Lamp Indications on PN-DAIB Card Switch Settings on PN-DAIB Card TS6 OFF TS7 Down Mounting of Daib Card 15 Mounting Location of Daib Card ND-46550 E16 Mounting Location of Daib Card Refer to , Section 18 Mounting Location of Daic Card Remote PIM 19 Mounting Location of Daic Card Remote PIM ND-46550 E 20 DAIB-DAIC Cable Connection LTC0 LTC Connector Accommodation Small PlatformMounting of Line/Trunk Card on Small Platform PIM LTC122 Location of Each LEN Small Platform LTC0 LTC Connector Accommodation 1000 IVS Mounting of Line/Trunk Card on 1000 IVS PIM25 Location of Each LEN 1000 IVS ND-46550 E 26 LTC Connector Pin Arrangement 1000 IVS 10 LTC Connector Accommodation Mounting of Line/Trunk Card on PIM N UB 64 port PIMPIM N-UB LTC1 28 Location of Each LEN PIM NUB LTC0 Power Failure Transfer PFT 30shows an outline of a PFT PN-AUCA connection31 MDF Cross Connection for PFT PN-AUCA ND-46550 E 32shows an outline of a PFT PZ-8PFTA connection PFT0 Connector 34 Mounting PZ-8PFTA Card to PIM 35 PFT Connector Pin Assignment ND-46550 E 36 MDF Cross Connection for PFT PZ-8PFTA PFT1 Connector To Station to PN-4LC to C.O. Line to PN-4COT 37 DTI Cable Connection via LTC Connector PIM0 Daia AA0 BA0 AA1 BA1 LTC1 MDF 39 DTI Cable Connection via CN Connector Main Site DTI Connection at Remote Site MP Reset Remedial Action on Each Lamp Status PN-DAIA DaiaDaib PN-DAIB Daib PN-DAIC Daic This page is for your notes