User Manual

Data Sheet

S0 Attachment

S0 Attachment for 4FTR and LCPU

The Front Plate Symbols and their Meaning:

The System Blinker

Addressing from processor taking place

I/O Input/Output

BUS output works as push-push operation with the system blinker

BUS input works as push-pull operation with the system blinker

On Channel Active

Live public address (LF)

Al Error in Attachment

(Card related display)

Receiving: Control Data from External Interface

(Card related display)

Sending: Control Data to External Interface

(Card related display)

Technical Data:

Operating Voltage: +/-5 V (control)

Operational Current (+5V): xx mA

Operational Current (-5V): xx mA

Interface: Euro ISDN

Protocol: E-DSS1 (based on ITU-T I.411)

Date

20.08.2008

Page:

9/10

Author:

Document-No.:

S0_DB_2870_01