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ND-71548 (E) CHAPTER 2
Page 15
Issue 2
INSTALLATION DESIGN
9. SYSTEM ACCOMMODATION
9.1 System Accommodation
Module Group Configuration and Conditions for Configuration
The module group configuration of the PBX is shown in Figure 2-3, and the conditions for configuration are
shown in Table 2-3.
Figure 2-3 System Configuration
TOPU
IMG0 IMG1 IMG2 IMG3
PIM3
PIM2
PIM1
PIM0
LPM (MGC)
FANU
BASEU
TOPU
PIM3
PIM2
PIM1
PIM0
TSWM
FANU
BASEU
TOPU
PIM3
PIM2
PIM1
PIM0
DUMMY
FANU
BASEU
TOPU
PIM3
PIM2
PIM1
PIM0
DUMMY
FANU
BASEU
BSCM
Multiple IMG Configuration
Single IMG Configuration
(Fully Expanded System)
TOPU
4-PIM
PIM3
PIM2
PIM1
PIM0
LPM (MGC)
FANU
BASEU
TOPU
3-PIM
PIM2
PIM1
PIM0
LPM (MGC)
FANU
BASEU
TOPU
2-PIM
PIM1
PIM0
LPM (MGC)
BASEU
TOPU
1-PIM
PIM0
LPM (MGC)
BASEU
max. 1536 ports
(2048 time slots)
max. 6144 ports
(8192 time slots)
max. 4608 ports
max. 3072 ports
max. 1152 ports
(1536 time slots)
max. 768 ports
(1024 time slots)
max. 384 ports
(512 time slots)
FRONT VIEW
FRONT VIEW
BSCM BSCM BSCM BSCM
TOPU : Top Unit
PIM : Port Interface Module
FANU : Fan Unit
LPM : Local Processor Module
MGC : Media Gateway Controller
BASEU : Base Unit
BSCM : Basic Control Module