1. Introduction
This manual provides detailed instructions for the Muse M-18 CRB Retro Radio Alarm Clock. Please read this manual thoroughly before using the device to ensure proper operation and to maximize its features. Keep this manual for future reference.
The Muse M-18 CRB is a retro-styled radio alarm clock featuring a large LED display, dual alarm settings, FM/MW radio, and an AUX input for external audio devices.
2. Important Safety Information
- Do not expose the unit to rain or moisture to prevent fire or electric shock.
- Ensure the power adapter is easily accessible.
- Do not place objects filled with liquids, such as vases, on the unit.
- Avoid placing the unit near heat sources like radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
- Only use attachments/accessories specified by the manufacturer.
- Unplug this apparatus during lightning storms or when unused for long periods.
- Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.
3. Package Contents
Verify that all items are present upon unpacking:
- Muse M-18 CRB Radio Alarm Clock
- Power Supply Adapter
- User Manual
Image: The Muse M-18 CRB Radio Alarm Clock in its retail packaging, showing the product and its branding.
4. Product Overview
Familiarize yourself with the main components and controls of your Muse M-18 CRB.
Image: Front view of the Muse M-18 CRB Retro Radio Alarm Clock, displaying the large LED time display, control buttons on top, and the radio tuning knob.
4.1 Controls and Display
- LED Display: Shows time, alarm status, and radio frequency.
- Time Set Button: Used to set the current time.
- Alarm 1/2 Set Buttons: Used to set Alarm 1 and Alarm 2 times.
- Snooze/Dimmer Button: Activates snooze during an alarm; adjusts display brightness.
- Sleep Button: Sets the sleep timer for radio playback.
- Radio On/Off/Function Selector: Turns radio on/off and switches between FM/MW/AUX modes.
- Tuning Knob: Adjusts radio frequency.
- Volume Knob: Adjusts audio volume.
- AUX Input Jack: Connects external audio devices.
5. Setup
5.1 Power Connection
- Connect the provided power supply adapter to the DC IN jack on the back of the unit.
- Plug the adapter into a standard AC 230V 50/60Hz wall outlet.
- The LED display will light up, indicating the unit is powered.
5.2 Battery Backup (Not Included)
The unit requires 2 x 1.5V AAA/R03/UM4 batteries (not included) for backup power. These batteries maintain time and alarm settings during a power outage. They do not power the display or alarm functions during an outage.
- Open the battery compartment cover on the bottom of the unit.
- Insert 2 AAA batteries, observing the correct polarity (+ and -).
- Close the battery compartment cover securely.
5.3 Setting the Time
- Press and hold the TIME SET button. The hour digits will flash.
- While the hour digits are flashing, press the HOUR button repeatedly to set the correct hour.
- Press the TIME SET button again. The minute digits will flash.
- While the minute digits are flashing, press the MINUTE button repeatedly to set the correct minutes.
- Press the TIME SET button once more to confirm and exit time setting mode.
6. Operation
6.1 Radio Operation
- Press the RADIO ON/OFF/FUNCTION button to turn on the radio.
- Press the RADIO ON/OFF/FUNCTION button repeatedly to select between FM and MW bands.
- Rotate the TUNING knob to find your desired radio station.
- Adjust the volume using the VOLUME knob.
- To turn off the radio, press the RADIO ON/OFF/FUNCTION button until the radio is off.
Image: The Muse M-18 CRB Retro Radio Alarm Clock placed on a wooden bedside table, showing its compact size and retro design in a home setting.
6.2 Setting Alarms (Alarm 1 and Alarm 2)
The M-18 CRB features two independent alarms.
- Press and hold the ALARM 1 SET button. The alarm hour digits will flash.
- Press the HOUR button repeatedly to set the desired alarm hour.
- Press the ALARM 1 SET button again. The alarm minute digits will flash.
- Press the MINUTE button repeatedly to set the desired alarm minutes.
- Press the ALARM 1 SET button once more to confirm. The alarm indicator (e.g., AL1) will appear on the display.
- To select the alarm source (Buzzer or Radio), press the ALARM 1 SET button repeatedly after setting the time until the desired source is indicated.
- Repeat the process for ALARM 2 SET if a second alarm is desired.
- To deactivate an alarm, press the corresponding ALARM SET button until its indicator disappears from the display.
6.3 Snooze Function
When an alarm sounds, press the SNOOZE/DIMMER button to temporarily silence the alarm. The alarm will sound again after approximately 9 minutes.
6.4 Sleep Function
The sleep function allows the radio to play for a set duration before automatically turning off.
- While the radio is playing, press the SLEEP button repeatedly to cycle through available sleep times (e.g., 90, 60, 30, 15 minutes, OFF).
- The radio will automatically turn off after the selected duration.
6.5 Display Dimmer
To adjust the brightness of the LED display:
- Press the SNOOZE/DIMMER button (when no alarm is sounding) to cycle through the three brightness levels (High, Medium, Low) or to turn the display off.
6.6 AUX Input
Connect an external audio device (e.g., smartphone, MP3 player) to the AUX IN jack on the back of the unit using a 3.5mm audio cable (not included).
- Press the RADIO ON/OFF/FUNCTION button repeatedly until "AUX" is displayed or selected.
- Start playback on your external device.
- Adjust the volume using the VOLUME knob on the M-18 CRB and/or your external device.
7. Maintenance
7.1 Cleaning
- Always unplug the unit from the power outlet before cleaning.
- Use a soft, dry cloth to clean the exterior surfaces.
- Do not use abrasive cleaners, waxes, or solvents as they may damage the finish.
7.2 Battery Replacement
Replace the backup batteries annually or if the time/alarm settings are lost during a power interruption. Refer to section 5.2 for battery installation instructions.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not power on. | Power adapter not connected or faulty. | Ensure power adapter is securely plugged into the unit and a working wall outlet. |
| Display is dim or off. | Dimmer function activated. | Press the SNOOZE/DIMMER button repeatedly to adjust brightness or turn on the display. |
| Radio reception is poor. | Antenna not extended or poor signal. | Extend the FM wire antenna fully. For MW, try rotating the unit for better reception. Avoid placing near electronic devices that may cause interference. |
| Alarm does not sound. | Alarm not set or deactivated. Volume too low. | Verify alarm time is set and the alarm indicator is visible on the display. Ensure volume is adequate if alarm source is radio. |
| Time/alarm settings lost after power outage. | Backup batteries are dead or not installed. | Install or replace 2 AAA backup batteries. |
9. Specifications
| Model | M-18 CRB |
| Power Supply | AC 230V ~ 50/60Hz |
| Battery Backup | 2 x 1.5V AAA/R03/UM4 (not included) |
| Display Type | LED, 1.2 inches (3 cm) |
| Radio Bands | FM, MW |
| Alarm Functions | Dual alarm, Radio or Buzzer |
| Connectivity | AUX Input |
| Dimensions (H x W x L) | 75 mm x 96 mm x 166 mm (2.95 in x 3.78 in x 6.54 in) |
| Weight | 450 grams (0.99 lbs) |
| Material | Acrylonitrile Butadiene Styrene (ABS) |
10. Warranty Information
The manufacturer's warranty information is not provided in the product details. Please refer to your purchase receipt or contact your retailer for specific warranty terms and conditions.
11. Customer Support
For further assistance, technical support, or service inquiries, please contact your local Muse distributor or retailer. You may also visit the official Muse website for additional resources and contact information.
