Problem Solving - Raymarine DSM250 Owner's Handbook Manual

7-4
➤
MENU
SONAR
SET UP¬
RESET TO
DEFAULTS
➤

7.3 Problem Solving

To perform a factory reset:
1. Press MENU.
2. Press the SONAR SET UP soft key to display the Sonar Set Up page.
3. Press and hold MENU for 5 seconds.
The RESET TO DEFAULTS soft key appears.
4. Press RESET TO DEFAULTS .
New soft keys appear: ARE YOU SURE? YES. NO.
Pressing NO returns you to the Sonar Setup Menu.
Pressing YES causes the DSM250 to reset all settings to factory
default:
i. The power on the DSM250 cycles OFF and ON.
ii. The message SONAR DATA UNAVAILABLE appears.
iii. An audible alarm is sounded.
iv. The normal sonar image resumes scrolling across the display.
The reset is complete.
To cancel the reset:
Before pressing YES as described in item 4 above, press any of the
following keys: DISPLAY, MULTI, VRM/EBL, MARKS,
RANGE, GAIN, or ALARMS.
This action opens up a new menu according to the key pressed.
or
Press either the ENTER or CLEAR key. This action returns the
unit to the Sonar Set Up menu.
The factory default settings are listed in Section 4.4.
All Raymarine products are, prior to packing and shipping, sub-
jected to comprehensive test and quality assurance programs.
However, if this unit should develop a fault, please refer to the
following table to identify the most likely cause and the corrective
action required to restore normal operation.
If you still have a problem after referring to the table below, con-
tact your local dealer, national distributor or Raymarine Technical
Services Department for further advice. Always quote the product
serial numbers. The serial number is printed on the back of the
unit.
DSM250 Digital Sounder Module