Operation Manual

4 Technical Specifications

4.2 Cable Connector Pin Assignments

The AVM ISDN-Controller A1 is connected to the ISDN

socket by a 9-pin sub-D connector.

Pin Assignments, S

Interface (9-pin sub-D con-

nector) to RJ 45 ISDN socket

Sub-D connector RJ45 connector Signal

2- SR1- -5 (b1) transmit

3- SR2+ -4 (a1) transmit

4- SX1+ -3 (a2) receive

5- SX2- -6 (b2) receive

Table 1 Pin assignments for the RJ 45 ISDN socket

4.3 Features and Technical Specifications

• ISDN PC adapter card in SMD technology for PC with

ISA or EISA bus system.

• Dimensions: 160 x 70 mm

• Power consumption: approx. 0.35 W

• Can be operated in an 8-bit or a 16-bit slot

• Avoids collisions with other adapters by using only the

I/O address and interrupt to address the card in the

system; uses no system memory

• Freely configurable interrupt (IRQ) level and I/O ad-

dress