Jabra GN9120 Flex User manual

Jabra GN9120 Micro Boom

How to connect my Jabra GN9120 EHS / GN9125 EHS with

Aastra Open Phone 6771, 6773, 6775, 71, 73, 75, Aastra 6739i,

Aastra 7434 and 7444, 5370, 5370ip, 5380, 5380ip

Prerequisite:

Jabra GN9120 EHS + Jabra Link 14201-10

Jabra GN9125 EHS + Jabra Link 14201-10

In combination with one of the following phones:

Open Phone 6771 / 6773 / 6775 incl. IP (Old name: Open Phone

71/73/75 incl. IP)

Aastra 6739i

Aastra 7434 / 7444 IP

5370, 5370ip, 5380, 5380ip

Connection:

1. Plug the 1-sided end of the DHSG cable marked in blue into the

socket of your phone marked with the “headset” symbol.

2. Plug the split end of the DHSG cable into the base of the Jabra

GN912x. Plug the RJ10 plug into the socket with the complete

“phone” symbol and the RJ45 plug into the socket on the Jabra

GN9120 base marked with "AUX".

22/02/2024 01:41

https://www.jabraheadsets.ch/supportpages/jabra-gn9120/9120-30-

01/faq/5e459146-cabb-468b-9141-4ea2287506a7

Seite 1 von 4

EHS setup:

The Jabra GN912x must be set up to DHSG EHS. (The Jabra GN912x

DHSG is always supplied in DHSG mode).

You can check or set it up as follows:

1. Place the headset on the base.

2. Then press the PLUS and MINUS buttons simultaneously for 6

seconds until the online display on the headset starts to flash.

3. The base will now display to you the EHS currently installed. The

online light indicates "MSH", the pulsating light indicates "RHL", the

MUTE light "DHSG" and the battery display "AEI".

4. With the PLUS or MINUS buttons, you can now switch between the

22/02/2024 01:41

https://www.jabraheadsets.ch/supportpages/jabra-gn9120/9120-30-

01/faq/5e459146-cabb-468b-9141-4ea2287506a7

Seite 2 von 4

different EHS types.

5. To confirm the EHS has successfully installed, the phone

automatically switches back to charge mode after approx. 10

seconds.

Base setup:

The adjustment controller on the base must be set to "A".

Microphone level setup:

1. Please call someone with the headset.

2. You must now simultaneously press the PLUS and MINUS buttons,

which immediately produces a signal tone. You can now increase the

microphone volume with PLUS or decrease the volume with MINUS.

22/02/2024 01:41

https://www.jabraheadsets.ch/supportpages/jabra-gn9120/9120-30-

01/faq/5e459146-cabb-468b-9141-4ea2287506a7

Seite 3 von 4

3. To confirm, after approx. 10 seconds a low signal tone is produced.

All the settings are then automatically saved.

Phone setup:

Open Phone 71: Menu > Settings > Audio > Headset ON

Open Phone 73 / 75 incl. IP: Menu > Settings > Headset > Headset ON

22/02/2024 01:41

https://www.jabraheadsets.ch/supportpages/jabra-gn9120/9120-30-

01/faq/5e459146-cabb-468b-9141-4ea2287506a7

Seite 4 von 4

Other manuals for GN9120 Flex

22

This manual suits for next models

2

Table of contents

Other Jabra Headset manuals

Jabra

Jabra Elite 2 User manual

Jabra

Jabra Pro 9470 Mono User manual

Jabra

Jabra Storm Specification sheet

Jabra

Jabra BT 3010 User manual

Jabra

Jabra Talk 15 User manual

Jabra

Jabra EXTREME Instruction manual

Jabra

Jabra GN9350e User manual

Jabra

Jabra EXTREME - DATASHEET FOR PC User manual

Jabra

Jabra Talk 55 Installation guide

Jabra

Jabra GN9330e - USB - Headset Installation guide

Jabra

Jabra JX 10 CARA User manual

Jabra

Jabra GN9330e - USB - Headset User manual

Jabra

Jabra BT2090 User manual

Jabra

Jabra GN9120 DUO User manual

Jabra

Jabra rox wireless User manual

Jabra

Jabra Pro 9460 Mono User manual

Jabra

Jabra BT530 - TECHNISCHE DATEN User manual

Jabra

Jabra SUPREME UC User manual

Jabra

Jabra FreeSpeak FS258 User manual

Jabra

Jabra BT200 - Headset - Over-the-ear User manual

Jabra

Jabra GN9120 Flex User manual

Jabra

Jabra 805 Flex User manual

Jabra

Jabra PRO 9460 - 2 User manual

Jabra

Jabra MOTION UC User manual

Popular Headset manuals by other brands

Sena

Sena SMH10 quick start guide

IASUS

IASUS Stealth IA-NT4-BASIC-BT manual

Sennheiser

Sennheiser EPOS ADAPT 230 user guide

Doro

Doro Flexus HS2005 user guide

GE

GE 98971 datasheet

Hama

Hama 00184070 quick start guide

Plantronics

Plantronics Blackwire 3200 Series user guide

Blue Tiger

Blue Tiger Advantage PLUS user manual

Jawbone

Jawbone Icon user manual

Roxcore

Roxcore Flow A+ manual

Turtle Beach

Turtle Beach XP 510 user guide

Philips

Philips SHB6101 Specification sheet

HyperX

HyperX HyperX Cloud Flight manual

Bose

Bose MIE2 Mobile owner's guide

HyperX

HyperX cloud ii quick start guide

Southwing

Southwing SA505 Specifications

Plantronics

Plantronics VOYAGER 520 user guide

Blueant

Blueant X5i user manual