Table of Contents

CONTENTS

1. Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

2. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

3. Installation		. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	.10
3.1	Unpacking the Line Share 120H		.10
3.2	Ports on the Line Share 120H		.11
3.3	Placing the Line Share 120H		.12
3.4	Connecting the Line Share 120H		.13
	3.4.1	Installation on a Single Phone Line with a
		Single Phone	.13
	3.4.2	Installation on a Single Phone Line with
		Multiple Single-Line Phones	.16
	3.4.3	Installation on a Telephone System	.17

4. Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 4.1 Fax CNG Tones . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 4.2 Standard Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20 4.3 Answering Incoming Calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20 4.4 Answering Calls with an Answering Machine . . . . . . . . . . . . . . .21 4.5 Retrieving Answering-Machine Messages from a Remote

Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

4.6 Placing an Outbound Call . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23 4.7 Receiving a Computer Call . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23 4.8 Dialing the Destination (Receiving) Computer through

the Originating (Calling) Computer . . . . . . . . . . . . . . . . . . . . .23

5. Troubleshooting/Helpful Hints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25

Black Box 120H manual Table of Contents

Models: 120H