Atlas KDX 60 MBU Service Manual

Appendix E

KDX 60 Main MCB Card

The Main KSU provides for many connections to external devices as well as for the stations and Trunks.

Connectors Description

JR1

JR2

JR4

JR5

JRC1 , JRE1 , JRA1 , JRG1 JR6

JR7

JR8

JR9

J4 , J6 , J8 , J9

J2 , J4 , J6

J11 , J12

Note : without TDU Card should be plug in 10 pcs of mini Juper on J12.

Serial Port 1 used for SMDR / PC Programming

Serial Port 2 used for Voice Mail Integration

Relay Interface 1 & 2 (Programmable)

External Page & Music Source Interface

Digital Stations Ports 1 – 8

Trunk 1 & 2 RJ14 Interface

Trunk 3 & 4 RJ14 Interface

Single Line Ports 9 – 10

Single Line Ports 11 – 12

10-Pin Connector to Power Supply

Connector for Station Expansion Card (8 port)

Connector for Trunk Exp Card (4 line)

Connector for 12 KHz / 16KHz Tone Detector unit (Note)

Switches Description

SW1 Dip 1

SW1 Dip 2

SW1 Dip 3

SW1 Dip 4

SW1 Dip 5

SW1 Dip 6

SW1 Dip 7

SW1 Dip 8

Not Used

Ignore RTS & CTS on COM1

Not Used

“ON” = 3 Digit ICM numbering / “OFF” = 2 Digit ICM numbering

Not Used

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Appendix E

Switches Description

SW2

SW3

Memory Back up Switch

System Reset Switch

LED Description

LED1 Memory Back-up Battery “ON” Indicator

LED2 CPU Status (Steady Flash indicates normal operation)

LED3 Single Line Ports 9 – 12 Ring Busy status.

LED4 Monitoring RS232 Data communication.

LED5 Monitoring RS232 Data communication.

LED6 Monitoring RS232 Data communication.

LED7 Monitoring RS232 Data communication.

See Figure 3 for connector, switches & LED locations.

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