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5

TEMPERATURE & HUMIDITY TREND INDICATOR

The icons (arrow) will indicate Rising, Steady, Falling if the temperature or humidity change is 

more than 2 degrees F (or 1 degree C) within an hour.

CLOCK & CALENDAR

Press “CLOCK” to toggle display between time, calendar and day of the week.

Hold “CLOCK “ button to enter clock setting mode. Using “▲”or “▼“ to adjust and “CLOCK” to 

confirm, the following values can be set in sequence: 

12/24hr format > Hr > Min > Yr > D/M or M/D format > Month > Date > EXIT

U.S. ZONE TIME & DST

Press “ZONE“ button to select U.S. time zone between Pacific “PA”, Mountain “MO”, Central 

“CE” and Eastern “EA”. 

Hold “ZONE” to enter DST (Daylight Saving Time) setting mode. Press “▲“or “▼“ to enable or 

disable the DST setting. Press “ZONE” to confirm and exit.

ALARM SETTING

Press “ALARM” to show alarm time and “AL.” icon will appear. Press again to enable or 

disable the alarm. Bell icon “     ” appears when alarm is enabled.

Hold “ALARM” to enter alarm time setting mode. Press “▲”or “ ▼” to enter the desired Hr/ 

Min values and press “ALARM“ to confirm setting.

SNOOZE & BACKLIGHT

When alarm is going off, press SNOOZE/ LIGHT to trigger snooze alarm and “Zz” icon 

will appear. To stop alarm for one day, press “ALARM” key. Press SNOOZE/LIGHT for an 

extended backlight if adapter is not connected. 

BACKLIGHT BRIGHTNESS CONTROL

Select display brightness mode with the slide switch on the back casing.

•  AUTO:

  Display brightness is adjusted automatically according to the surrounding brightness    

  detected by the light sensor located on the left of the Snooze/Light button. In a bright    

  environment, display brightness will increase. As the environment turns dark, display    

  brightness will reduce.

  (

Note:

 Auto mode is recommended for power saving, display lifetime and convenient    

  purpose)

  (

Important:

 Avoid having obstacle above the light sensor window for an accurate light   

  sensing result. Otherwise, the display will turn dim even in bright environment)

•  High: Turn to high brightness mode

•  Low: Turn to low brightness mode

•  Off  Turn off display backlight

LOW BATTERY INDICATION

Low battery indication is available for the home unit itself and all of the 3 remote channels. 

Replace the batteries and follow the setup procedure in this instruction manual.

BATTERY DISPOSAL

Replace only with the same or equivalent type recommended by the manufacturer.

Please dispose of old, defective batteries in an environmentally friendly manner in accordance 

with the relevant legislation.

W177.indd   5

9/15/07   10:21:37 AM

Summary of Contents for WS-450B

Page 1: ...ate signal continuously throughout the United States at 60 kHz The signal can be received up to 2 000 miles away through the internal antenna in the Weather Station However due to the nature of the Ea...

Page 2: ...NE Select the 4 U S time zones Enter DST setting mode F C Toggle degree F C unit Search for atomic time signal Slide Switch BACKLIGHT AUTO HIGH LOW OFF Display brightness setting AUTO mode is recommen...

Page 3: ...nit away from source of interference such as mobile phones appliances TV etc Place the front or back of the unit toward Colorado for best signal reception Antenna icon with full signal strength will a...

Page 4: ...to be cooled in order to get condensation In normal mode press HEAT INDEX DEW POINT button twice to show the respective indoor or outdoor dew point reading on the upper left display DEW POINT icon wi...

Page 5: ...stop alarm for one day press ALARM key Press SNOOZE LIGHT for an extended backlight if adapter is not connected BACKLIGHT BRIGHTNESS CONTROL Select display brightness mode with the slide switch on th...

Page 6: ...ion your sensor under an eave or window ledge etc on North side of home Check the channel button to be sure you are reading the correct sensor Please note the humidity range is 20 99 Below 20 you may...

Page 7: ...on rather than midnight Time Zone is incorrect Weather Station Beeps Alarm is on Low power Button is depressed Forecast Icons Incorrect Set your elevation in the Pressure area Allow 48 60 hours after...

Page 8: ...harged for the repairs or examination The owner must pay any shipping charges incurred in getting your La Crosse Technology Ltd product to a La Crosse Technology Ltd authorized service center Your La...

Page 9: ...ogy com 450 All rights reserved This handbook must not be reproduced in any form even in excerpts or duplicated or processed using electronic mechanical or chemical procedures without written permissi...

Page 10: ...ff and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment an...

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