Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Nortel
Office

Model # 3456 Official Nortel telephone

Here are the diagrams and repair parts for Official Nortel 3456 telephone, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 12 parts  |
Styleline - Rotary (source Gte) 3404-3409

#NI

All parts diagram

Styleline - rotary (source gte)

Part #3404-3409

The manufacturer no longer makes this part, and there's no substitute part

Contempra - Push Button (source Northern Telecom) 3438--3441

#NI

All parts diagram

Contempra - push button (source northern telecom)

Part #3438--3441

The manufacturer no longer makes this part, and there's no substitute part

Sweet Talk (source Leever/gte/saxton Products) 3462

#NI

All parts diagram

Sweet talk (source leever/gte/saxton products)

Part #3462

The manufacturer no longer makes this part, and there's no substitute part

Fashion Plate - Push Button (source Gte) 3401

#NI

All parts diagram

Fashion plate - push button (source gte)

Part #3401

The manufacturer no longer makes this part, and there's no substitute part

Domino (source Itt) 3448

#NI

All parts diagram

Domino (source itt)

Part #3448

The manufacturer no longer makes this part, and there's no substitute part

Flip Phone (source Gte) 3410-11-12

#NI

All parts diagram

Flip phone (source gte)

Part #3410-11-12

The manufacturer no longer makes this part, and there's no substitute part

Roaring 20's (source Leever Brothers) 3461

#NI

All parts diagram

Roaring 20's (source leever brothers)

Part #3461

The manufacturer no longer makes this part, and there's no substitute part

Chrome Classic Style (source Itt) 3447

#NI

All parts diagram

Chrome classic style (source itt)

Part #3447

The manufacturer no longer makes this part, and there's no substitute part

Styleline - Push Button (source Gte) 3415--3420

#NI

All parts diagram

Styleline - push button (source gte)

Part #3415--3420

The manufacturer no longer makes this part, and there's no substitute part

Security Phone (source Itt) 3445

#NI

All parts diagram

Security phone (source itt)

Part #3445

The manufacturer no longer makes this part, and there's no substitute part

Repair guides for bottom-mount refrigerators

How to replace a flipper mullion on a French-door refrigerator

How to replace a flipper mullion on a French-door refrigerator

If the flipper mullion breaks or its heater quits working, replace it in 15 minutes using these 4 easy steps.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a door gasket in a French-door refrigerator

How to replace a door gasket in a French-door refrigerator

The door gasket, often called a door seal, seals the gap around the door to keep the cold air in and the warm air out. R…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Read more
Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your office

Office and smart products articles | Sears PartsDirect

View all
How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Read more
Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Read more
What does the Amazon Fire Stick Lite do?

What does the Amazon Fire Stick Lite do?

Learn what the Amazon Fire Stick Lite video streaming device does.…

Read more

Parts & More