SMARTRO SC91
Buka ea Mosebetsi ea Alamo ea Ponelopele ea SMARTRO SC91
Model: SC91 | Brand: SMARTRO
1. Sehlahisoa Overview
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.

Setšoantšo sa 1.1: Pele view of the SMARTRO SC91 Projection Alarm Clock with its wireless outdoor sensor and a red time projection.
Likarolo tsa Bohlokoa:
- 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).

Setšoantšo sa 1.2: Ho fetaview of the compact design and key functionalities of the SMARTRO SC91 clock, including dimensions.
2. Tataiso ea ho seta
2.1 Ho matlafatsa Sesebelisoa
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.
- Insert 2 AA batteries into the battery compartment on the back of the main unit, observing polarity.
- Connect the DC power adapter to the main unit and plug it into a wall outlet. The display will light up.
2.2 Setting Up the Wireless Outdoor Sensor
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. Litaelo tsa Ts'ebetso
3.1 Ho beha Nako le Letsatsi
- Tobetsa o hatelle HLOKOMELA konopo ho kenya mokhoa oa ho seta nako.
- Sebelisa le UP or TLASE likonopo ho lokisa boleng.
- Tobetsa HLOKOMELA again to confirm and move to the next setting (e.g., 12/24 hour format, hour, minute, year, month, day, weekday language).
- Tobetsa HLOKOMELA one more time to exit setting mode.
3.2 Tšobotsi ea Ponelopele
The clock can project time and temperature onto a wall or ceiling.
- Projeke Angle: The projection arm can be rotated 180 degrees for optimal viewng.
- Khanya ea Projection: Tobetsa ea TŠEBELETSO 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 viewng.

Image 3.2: Adjust the projection brightness to your preference, from off to dim or bright.
3.3 Mesebetsi ea Alamo
The SC91 features dual alarms (ALARM1 and ALARM2) with a snooze function.
- Tobetsa ea TLHOKOMELO button to select ALARM1 or ALARM2.
- Tobetsa o hatelle TLHOKOMELO konopo ho kenya mokhoa oa ho seta alamo.
- Sebelisa UP or TLASE to adjust the alarm time and alarm repeat mode (M-F, S-S, or M-F and S-S).
- Tobetsa TLHOKOMELO ho netefatsa tatellano ka nngwe.
- Ho kenya/ho tima alamo tshebetsong, tobetsa ALARM ON / TSOANG switch on the back of the unit.
- Ha alamo e lla, tobetsa konopo TSOTSANG / LESELI 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.
- Tobetsa ea ° C / ° F. button to switch between Celsius and Fahrenheit temperature units.

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. Tlhokomelo
Proper maintenance ensures the longevity and accuracy of your SMARTRO SC91 Projection Alarm Clock.
- Ho hloekisa: Wipe the main unit and sensor with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Sebaka sa Sensor: Ensure the outdoor sensor is protected from direct sunlight and heavy rain. Extreme weather conditions can affect its performance and lifespan.
- Phetoho ea Betri: Replace batteries in both the main unit (if used for backup) and the sensor when the low battery indicator appears on the display.
5. Ho rarolla mathata
If you encounter issues with your SMARTRO SC91, refer to the following common problems and solutions:
| Bothata | Lebaka le ka khonehang | Tharollo |
|---|---|---|
| Ha ho pontsho kapa pontsho e lefifi | Ha ho matla kapa libeteri tse tlase. | Ensure DC adapter is properly connected. Replace AA batteries if running on battery power or for backup. |
| Mocheso/mongobo oa kantle ha o bontšoe kapa ha o nepahale | Sensor e sieo sebakeng se loketseng, betri ea sensor e tlase, kapa tšitiso. | 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 not sounding or too quiet | Alamo ha e sebetse kapa molumo ha o tlase haholo. | Check if the alarm is enabled via the switch on the back. Ensure the alarm volume is set appropriately (if adjustable). |
| Boemo ba leholimo ha boa nepahala | 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. Litlhaloso
| Sebopeho | Lintlha |
|---|---|
| Brand | MOTS'OANE |
| Nomoro ea Mohlala | SC91 |
| Mofuta oa Pontšo | Digital, Multi Display |
| Mmala | Ntsho |
| Litekanyo tsa Sehlahisoa | 6.6"W x 3.9"H |
| Boima ba Ntho | 13.12 lik'hilograma |
| Mohloli oa Matla | Battery Powered (2 AA batteries required for backup), Electrical (DC adapter) |
| Tšebeliso ea Ka hare/Kantle | Indoor (main unit), Outdoor (sensor) |
| Bohole ba Projeke | 5-13 ft (suggested) |
| Sensor Transmission Range | Up to 200ft/60m (open area) |
| Number of Sensors Supported | Up to 3 (1 included) |
| Alamo Clock | Yes, Dual Alarms |
| Mosebetsi oa Snooze | Adjustable 5-60 minutes |
| Thepa ea Frame | Plastiki |
7. Tiisetso le Tšehetso
7.1 Boitsebiso ba Tiisetso
The SMARTRO SC91 Projection Alarm Clock comes with a Waranti ea likhoeli tse 13, covering manufacturing defects. This warranty does not cover damages caused by artificial misuse or accidents.
7.2 Tšehetso ea Bareki
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 websebaka.
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