ESI IVX 20 Manuals

2 pdf manual(s) ESI IVX 20 for free download (Installation manual, Operation & user’s manual)

(2) Documents:

IVX 20 Installation manual (55 pages)

1252798.pdf
Updated: 27.04.2026
Reference the ESI IVX 20 Installation manual whenever you need assembly instructions, step-by-step operation, together with component replacement. Table of contents General description...................................................................................…

Contents

Table of contents

3
(This page included for pagination purposes only.)

4
Voice mail features

6
United States of America

10
Opening the cabinet

12
Expansion card installation

13
IVX grounding (supplemental ground) is as follows:

14
CO line connection

16
TAPI Phone installation

17
Important: If you must update the modem driver

19
64-Key Expansion Console connection

20
System programming: an introduction

23
Function 1: System parameters

27
Function 2: CO lines

31
Function 3: Extension programming

37
Function 4: Auto attendant programming

45
Function 5: Voice mail programming

49
Function 6: Recording

51
Function 7: Reports

53
64-Key Expansion Console, B.2

55

IVX 20 Operation & user’s manual (55 pages)

231763.pdf
Updated: 03.04.2026
Keep this ESI IVX 20 Operation & user’s manual at hand: it offers help with rated values and dimensions, mounting recommendations and safety warnings. Table of contents Digital Feature Phone operation ......................................................................…

Contents

updated user help

1
Table of contents

3
Digital Feature Phone operation

5
Transfer a user to his/her mailbox

36
Message waiting indication

38
Analog station programming

40
6 Pager notification

41
(This page included for pagination purposes only.)

42
Retrieving guest mailbox messages from a Digital

44
Virtual Mailbox Key

46
Before we proceed: A note about Quick Groups

49
Live outside calls • Operator station

51
64-Key Expansion Console

53
64-Key Expansion Console, F.1

55

IVX 20: Related Instructions