Motherboard (MB)
Modules For internal distribution only
A31003-K1250-S100-12-7619
3-12 HiPath 1100, Service Manual
MB connector assignments (HiPath 1120 - CND)
3.4.2 HiPath 1130/1150
Outputs/Inputs
● 10 analog interfaces for extensions
● 2 external analog lines
● 8 interfaces for system telephones (C/D)
● Mini DIN-6 connector for V.24 adapter
● Mini DIN-4 connector for USB adapter
● Connections for external music source
● Power supply
● Connection for backplane
● Connection for Fax/DID module
Table 3-5 HiPath 1120 MB connector assignments - CND
Contact X10 Connector X20 Connector X30 Connector X40 Connec-
tor
1 trunk 1 a1 - extension 1 a5 - extension 5 C-interface 1
2 trunk 2 b1 - extension 1 b5 - extension 5 D-interface 1
3 a2 - extension 2 a6 - extension 6 C-interface 2
4 b2 - extension 2 b6 - extension 6 D-interface 2
5 a3 - extension 3 a7 - extension 7 C-interface 3
6 b3 - extension 3 b7 - extension 7 D-interface 3
7 a4 - extension 4 a8 - extension 8 C-interface 4
8 b4 - extension 4 b8 - extension 8 D-interface 4
X1 Connector X2 Connector X50 Connector X60 Connec-
tor
X70 Connector
For Fax/DID
Module
Flat cable for
MOs
USB
Interface
V.24 serial
interface
Power Supply
Unit (PSU)
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