3com Switch 4500 26-Port ユーザーズマニュアル

To send a product directly to 3Com for repair, you must first obtain a 
return authorization number (RMA). Products sent to 3Com, without 
authorization numbers clearly marked on the outside of the package, will 
be returned to the sender unopened, at the sender’s expense. If your 
product is registered and under warranty, you can obtain an RMA 
number online at 

. First time users will 

need to apply for a user name and password.

3Com offers telephone, e-mail and internet access to technical support 
and repair services. To access these services for your region, use the 
appropriate telephone number, URL or e-mail address from the list below.

Telephone numbers are correct at the time of publication. Find a current 
directory of contact information posted on the 3Com web site at 

Australia

 

Hong Kong

 

India

 

 
Indonesia

 

Japan

 

 
Malaysia

 

New Zealand

 

Pakistan

1 800 678 515

 

800 933 486

 

+61 2 9424 5179 or

 

000800 650 1111

 

001 803 61009

 

00531 616 439 or

 

03 3507 5984

 

1800 801 777

 

0800 446 398

 

+61 2 9937 5083

Philippines

 

 
P.R. of China

 

Singapore

 

S. Korea

 

Taiwan

 

Thailand

1235 61 266 2602 or

 

1800 1 888 9469

 

800 810 3033

 

800 6161 463

 

080 333 3308

 

00801 611 261

 

001 800 611 2000

You can also obtain support in this region using the following e-mail: apr_technical_support@3com.com

Or request a repair authorization number (RMA) by fax using this number: 

+ 65 543 6348 

From anywhere in these 
regions, call:

+44 (0)1442 435529

 

From the following countries, you may use the numbers shown: