75904 - Alarm Clock LA CROSSE TECHNOLOGY - Free user manual and instructions
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| Product Type | Alarm Clock |
| Brand | La Crosse Technology |
| Model | 75904 |
| Dimensions (approx.) | 4.5 x 3.2 x 2.1 inches |
| Weight (approx.) | 0.5 lbs (0.23 kg) |
| Power Source | 2 x AAA batteries (not included) or AC adapter (DC 5V, not included) |
| Display Type | LCD digital display |
| Alarm Functions | Single alarm with snooze (9-minute interval) |
| Time Display | 12/24-hour format with hour, minute, and AM/PM indicator |
| Date Display | Month, day, and year |
| Temperature Display | Indoor temperature in °F/°C |
| Backlight | Blue LED backlight with adjustable brightness (low/off/high) |
| Setting Controls | Manual buttons: SET, ALARM, +, -, SNZ/LIGHT |
| Battery Low Indicator | Low battery icon on display |
| Care & Cleaning | Clean with a soft, dry cloth; avoid liquids |
| Safety Precautions | Keep away from water and heat sources; use only specified batteries |
| Spare Parts & Repairability | Batteries are user-replaceable; no other spare parts available; consult manufacturer for repairs |
| Warranty | Limited 1-year manufacturer warranty |
Frequently Asked Questions - 75904 LA CROSSE TECHNOLOGY
How do I set the time on my La Crosse Technology 75904 alarm clock?
Press and hold the SET button for 3 seconds until the hour digits flash. Use the + or - buttons to adjust the hour, then press SET to confirm and move to minutes. Repeat for date and other settings.
How do I set the alarm?
Press and hold the ALARM button for 3 seconds until the alarm hour flashes. Use +/- to adjust, press ALARM to confirm and set minutes. Press ALARM once to toggle alarm on/off (alarm icon will show).
How do I use the snooze function?
When the alarm sounds, press the SNZ/LIGHT button to activate snooze. The alarm will sound again after 9 minutes. During snooze, the alarm icon will flash.
What batteries does the 75904 clock use, and how do I replace them?
The clock uses 2 AAA batteries (not included). Open the battery compartment on the back, insert batteries with correct polarity (+/-), and close the cover. Use only alkaline or lithium batteries.
How do I switch between 12-hour and 24-hour time format?
During normal time display, press and hold the + button for 3 seconds to toggle between 12H and 24H format.
Why is the display dim or not working?
Check that batteries are fresh and installed correctly. Press the SNZ/LIGHT button to activate the backlight. If the display remains blank, try a factory reset by removing batteries, waiting 10 seconds, and reinserting.
How do I adjust the backlight brightness?
The backlight has 3 levels: low, off, and high. Press the SNZ/LIGHT button repeatedly to cycle through brightness levels. When off, the display shows time without backlight.
What does the low battery icon mean?
A low battery icon (empty battery shape) indicates batteries are running low. Replace them soon to maintain accurate time and alarm functions.
How do I reset the clock to factory defaults?
Remove the batteries from the compartment, wait 10-15 seconds, then reinsert them. The clock will reset to default settings (12H format, default time 12:00 AM).
Can I use the clock without batteries using an AC adapter?
Yes, the clock can be powered via a DC 5V AC adapter (not included). Connect the adapter to the DC jack on the back. Batteries are optional and serve as backup for timekeeping during power interruptions.
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USER MANUAL 75904 LA CROSSE TECHNOLOGY
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Product information
Brand : LA CROSSE TECHNOLOGY
Model : 75904
Category : Alarm Clock