Chapter 1 - Welcome
Page 1-4
490 Echo Sounder Operations Manual Rev. B2
Technical support
After you follow the instructions in this manual, if you need
technical support or if you have any other questions, you can
contact Northstar by email, fax, phone, or U.S. mail as follows:
Hearing from you
Your feedback is important and helps ensure that this manual
is a valuable resource for all 490 users. Send your questions,
comments, or suggestions about this manual to:
Service and repair
In case of an operating problem with your Northstar 490, you
may contact your dealer or return the unit to the Northstar
factory for diagnosis and repair. When describing an operating
problem, be as complete and accurate as possible. Be sure to
have your 490’s serial number available whenever contacting
or corresponding with either your dealer or the Northstar
factory. The 490’s serial number is located at the top of the
unit. If you need help, feel free to call the Northstar Service
Department at 978-897-6600 between 9:00 a.m. and 5:00 p.m.
weekdays, excluding major holidays.
Table 1: Contacting Northstar
:
Service: [email protected]
Sales: [email protected]
Fax
:
Service: 978/897-1595
Sales: 978/897-7241
Telephone:
978/897-6600 or 800/628-4487
U.S. mail:
30 Sudbury Road
Acton, MA 01720
Web site:
www.NorthstarNav.com (you can send email to
Northstar directly from this site)
Содержание 490 Echosounder
Страница 1: ...Northstar 490 Echo Sounder Operations Manual ...
Страница 38: ...Chapter 3 Adjusting the Echo Sounder Picture Page 3 8 490 Echo Sounder Operations Manual Rev B2 ...
Страница 44: ...Chapter 4 Understanding Depth Settings Page 4 6 490 Echo Sounder Operations Manual Rev B2 ...
Страница 54: ...Chapter 5 Other Functions Using the MORE key Page 5 10 490 Echo Sounder Operations Manual Rev B2 ...
Страница 74: ...Appendix A Specifications Page A 4 490 Echo Sounder Operations Manual Rev B2 ...