SMARTRO SC91
SMARTRO SC91 Projektionswecker – Benutzerhandbuch
Model: SC91 | Brand: SMARTRO
1. Produktüberschreitungview
The SMARTRO SC91 Projection Alarm Clock is a multi-functional device designed for bedrooms, offering time and temperature projection, a wireless indoor/outdoor thermometer, and a humidity monitor. It features a clear LCD screen, dual alarms with snooze, and a weather station that predicts the next 12 hours' weather. This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your device.

Bild 1.1: Vorderseite view of the SMARTRO SC91 Projection Alarm Clock with its wireless outdoor sensor and a red time projection.
Hauptmerkmale:
- Time and Temperature Projection: Projects indoor/outdoor temperature and time onto a wall or ceiling with adjustable angles and brightness.
- Indoor/Outdoor Thermometer & Hygrometer: Provides accurate temperature and humidity readings for both indoor and outdoor environments.
- Wireless Color Weather Station: Displays 12/24 hour time, date, weekday, and predicts weather patterns for the next 12 hours.
- Dual Alarms with Snooze Function: Set two independent alarms with adjustable snooze time (5-60 minutes).
- Multi-Sensor Connectivity: Supports connection with up to 3 wireless remote sensors (one sensor included).

Bild 1.2: Überview of the compact design and key functionalities of the SMARTRO SC91 clock, including dimensions.
2. Installationsanleitung
2.1 Einschalten des Geräts
The SMARTRO SC91 can be powered by a DC adapter (included) for continuous operation and display brightness, or by 2 AA batteries (not included) for backup power and portability. Batteries are primarily for memory backup during power outages.
- Legen Sie 2 AA-Batterien unter Beachtung der Polarität in das Batteriefach auf der Rückseite des Hauptgeräts ein.
- Connect the DC power adapter to the main unit and plug it into a wall outlet. The display will light up.
2.2 Einrichten des drahtlosen Außensensors
The outdoor sensor transmits temperature and humidity data to the main unit.
- Open the battery compartment of the wireless sensor and insert 2 AA batteries, observing polarity.
- Select a channel (1, 2, or 3) on the sensor. The main unit will automatically search for the sensor.
- Place the outdoor sensor in a shaded area, protected from direct sunlight and rain, to ensure accurate readings and prolong its lifespan. The transmission range is up to 200ft/60m in an open area.

Image 2.1: The main unit can connect to up to three wireless sensors, allowing monitoring of different locations like outdoor, cellar, or garage.
3. Bedienungsanleitung
3.1 Uhrzeit und Datum einstellen
- Halten Sie die SATZ Taste, um in den Zeiteinstellungsmodus zu wechseln.
- Verwenden Sie die UP or RUNTER Tasten, um den Wert einzustellen.
- Drücken SATZ again to confirm and move to the next setting (e.g., 12/24 hour format, hour, minute, year, month, day, weekday language).
- Drücken SATZ one more time to exit setting mode.
3.2 Projektionsfunktion
The clock can project time and temperature onto a wall or ceiling.
- Projektionswinkel: The projection arm can be rotated 180 degrees for optimal viewing.
- Projektionshelligkeit: Drücken Sie die PROJECTION button to cycle through Off, Dim, and Bright projection levels.
- The projected temperature automatically switches between indoor and outdoor readings.

Image 3.1: The projection feature allows for a 180-degree flip of the projected display for flexible viewing.

Image 3.2: Adjust the projection brightness to your preference, from off to dim or bright.
3.3 Alarmfunktionen
The SC91 features dual alarms (ALARM1 and ALARM2) with a snooze function.
- Drücken Sie die ALARM button to select ALARM1 or ALARM2.
- Halten Sie die ALARM Taste, um in den Alarmeinstellungsmodus zu wechseln.
- Verwenden UP or RUNTER to adjust the alarm time and alarm repeat mode (M-F, S-S, or M-F and S-S).
- Drücken ALARM um jede Einstellung zu bestätigen.
- Zum Aktivieren/Deaktivieren eines Alarms drücken Sie die Taste ALARM EIN / AUS Schalter auf der Rückseite des Geräts.
- Wenn ein Alarm ertönt, drücken Sie die Taste SNOOZE / LICHT button to activate snooze. The snooze duration can be set from 5 to 60 minutes.
- The alarm will automatically turn off if left alone for 2 minutes.

Image 3.3: The clock offers two separate alarms and an adjustable snooze time for personalized wake-up routines.
3.4 Weather Station and Comfort Indicator
The clock displays current indoor/outdoor temperature and humidity, along with a weather forecast.
- The weather station predicts the weather for the next 12 hours based on barometric pressure trends.
- The comfort indicator (smiley face icon) on the display shows if the indoor humidity and temperature are within a comfortable range.
- Drücken Sie die ° C / ° F Taste zum Umschalten zwischen Celsius und Fahrenheit-Temperatureinheiten.

Image 3.4: The weather station calculates and displays the weather forecast for the upcoming 12 hours.

Image 3.5: The comfort indicator provides a quick visual cue for indoor humidity and temperature levels: Dry, Comfortable, or Wet.
4. Wartung
Proper maintenance ensures the longevity and accuracy of your SMARTRO SC91 Projection Alarm Clock.
- Reinigung: Wischen Sie das Hauptgerät und den Sensor mit einem weichen, trockenen Tuch ab. Verwenden Sie keine Scheuermittel oder Lösungsmittel.
- Sensorplatzierung: Ensure the outdoor sensor is protected from direct sunlight and heavy rain. Extreme weather conditions can affect its performance and lifespan.
- Batteriewechsel: Replace batteries in both the main unit (if used for backup) and the sensor when the low battery indicator appears on the display.
5. Fehlerbehebung
If you encounter issues with your SMARTRO SC91, refer to the following common problems and solutions:
| Problem | Mögliche Ursache | Lösung |
|---|---|---|
| Keine oder nur schwache Anzeige | Kein Strom oder schwache Batterien. | Ensure DC adapter is properly connected. Replace AA batteries if running on battery power or for backup. |
| Außentemperatur/Luftfeuchtigkeit werden nicht angezeigt oder sind ungenau | Sensor außerhalb des Messbereichs, schwache Sensorbatterie oder Störungen. | Move sensor closer to the main unit. Replace sensor batteries. Avoid placing near large metal objects or electronic devices. Re-sync sensor by removing and reinserting batteries in both units. |
| Projection is blurry or unclear | Incorrect projection distance or focus. | Adjust the distance between the clock and the projection surface (optimal 5-13ft). Ensure the projection lens is clean. |
| Alarm ertönt nicht oder ist zu leise | Alarm nicht aktiviert oder Lautstärke zu niedrig. | Check if the alarm is enabled via the switch on the back. Ensure the alarm volume is set appropriately (if adjustable). |
| Wettervorhersage ungenau | Initial setup or local atmospheric pressure changes. | The weather forecast is based on barometric pressure changes over time. Allow 7-14 days for the station to learn local atmospheric pressure. It predicts trends, not real-time weather. |
6. Spezifikationen
| Besonderheit | Detail |
|---|---|
| Marke | SMARTRO |
| Modellnummer | SC91 |
| Anzeigetyp | Digital, Multi Display |
| Farbe | Schwarz |
| Technische Daten | 6.6 Zoll B x 3.9 Zoll H |
| Artikelgewicht | 13.12 Unzen |
| Stromquelle | Battery Powered (2 AA batteries required for backup), Electrical (DC adapter) |
| Verwendung im Innen- und Außenbereich | Innengerät (Haupteinheit), Außengerät (Sensor) |
| Projektionsabstand | 5-13 ft (suggested) |
| Sensorübertragungsbereich | Bis zu 60 m (Freifläche) |
| Number of Sensors Supported | Bis zu 3 (1 enthalten) |
| Wecker | Ja, Doppelalarm |
| Schlummerfunktion | Einstellbar von 5 bis 60 Minuten |
| Rahmenmaterial | Plastik |
7. Garantie und Support
7.1 Garantieinformationen
The SMARTRO SC91 Projection Alarm Clock comes with a 13 Monate Garantie, covering manufacturing defects. This warranty does not cover damages caused by artificial misuse or accidents.
7.2 Kundendienst
SMARTRO is committed to providing excellent after-sales service. If you have any questions, concerns, or require technical assistance, please contact our support team. Your satisfaction is our primary goal.
For support, please refer to the contact information provided on the product packaging or the official SMARTRO webWebsite.
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