Sangean RCR-40
Sangean RCR-40 Wooden Clock Radio User Manual
Model: RCR-40
Introduction
The Sangean RCR-40 is a versatile wooden cabinet clock radio designed for convenience and high-quality audio performance. It features AM/FM radio with digital tuning, Bluetooth connectivity, AUX input, and dual alarm timers with a Humane Wake System (HWS). This manual provides detailed instructions for setting up, operating, and maintaining your RCR-40 clock radio.
What's in the Box
- Sangean RCR-40 Wooden Clock Radio
- Power Adapter
- Remote Control
- Owner's Manual (this document)
Product Overview
Front View

Figure 1: Front view of the Sangean RCR-40, highlighting the large LCD display, dual front USB charging ports, and integrated speakers.
The front panel features a high-contrast LCD display for time and radio information, along with two USB ports (5V/2A max.) for charging external devices. The main speaker grille covers the audio output.
Rear View

Figure 2: Rear view of the Sangean RCR-40, showing the FM antenna input, AUX In jack, and DC power input.
The rear panel includes connections for the FM antenna, AUX input for external audio sources, and the DC power input. It also displays product information and regulatory compliance details.
Top View (Controls)

Figure 3: Top view of the Sangean RCR-40, illustrating the main control knob for volume and tuning, along with various function buttons.
The top panel houses the main control interface, including a rotary knob for volume and tuning, and buttons for power, source selection, alarm settings, presets, and snooze/dimmer functions.
Setup
1. Power Connection
- Insert the DC plug of the supplied power adapter into the DC IN jack on the rear of the RCR-40.
- Plug the power adapter into a standard AC wall outlet.
- The unit will power on and the display will illuminate.
2. Battery Backup Installation
The RCR-40 requires 2 AAA batteries (not included) for backup power to retain station presets and clock settings during a power outage.
- Locate the battery compartment on the bottom of the unit.
- Open the battery compartment cover.
- Insert 2 AAA batteries, observing the correct polarity (+ and -) as indicated inside the compartment.
- Close the battery compartment cover securely.
Note: Batteries are for backup only and will not power the unit for normal operation.
3. Antenna Connection
For optimal FM reception, connect the supplied wire antenna to the FM ANT. jack on the rear of the unit. Extend the wire fully and position it for best reception. For AM reception, the RCR-40 has a built-in AM antenna; rotate the unit for best reception.
Operating Instructions
Basic Operation
- Power On/Off: Press the Power button (
) on the top panel or remote control to turn the unit on or off. - Volume Control: Rotate the large Volume/Tuning knob on the top panel clockwise to increase volume and counter-clockwise to decrease.
- Source Selection: Press the Source button to cycle through available modes: FM, AM, Bluetooth, AUX.
Radio Operation (AM/FM)
- Tuning: In FM or AM mode, rotate the Volume/Tuning knob to manually tune to a desired frequency.
- Auto Seek: Press and hold the Volume/Tuning knob for 2 seconds to automatically scan for the next available station.
- Setting Presets:
- Tune to the desired station.
- Press and hold one of the preset buttons (1-5 or 1-10/1-18 depending on model/remote) until the display shows "Preset Saved" or similar confirmation.
- Recalling Presets: Briefly press the desired preset button (1-5 or 1-10/1-18) to recall a saved station.
Bluetooth Operation
- Pairing:
- Press the Source button until "Bluetooth" mode is selected. The Bluetooth indicator on the display will flash, indicating pairing mode.
- On your Bluetooth-enabled device (smartphone, tablet, etc.), enable Bluetooth and search for "Sangean RCR-40".
- Select "Sangean RCR-40" from the list of available devices to pair. Once connected, the Bluetooth indicator will stop flashing and remain solid.
- NFC Pairing (if available): Tap your NFC-enabled device to the NFC tag area on the RCR-40 (usually indicated by an NFC logo) to initiate pairing.
- Playback: Once paired, you can play audio from your device through the RCR-40. Use your device's controls for playback (play/pause, skip tracks) and the RCR-40's volume knob for volume adjustment.
AUX Input
Connect an external audio device (e.g., MP3 player, CD player) to the AUX IN jack on the rear of the RCR-40 using a 3.5mm audio cable (not supplied). Press the Source button to select AUX mode. Audio from the connected device will now play through the RCR-40.
Clock and Alarm Settings
- Setting the Clock:
- In standby mode, press and hold the Menu/Info button until the clock digits flash.
- Rotate the Volume/Tuning knob to adjust the hour, then press the knob to confirm.
- Repeat for minutes.
- Press the Menu/Info button again to exit.
- Setting Alarms (Alarm 1 / Alarm 2):
- Press and hold the Alarm 1 or Alarm 2 button. The alarm time will flash.
- Rotate the Volume/Tuning knob to set the alarm hour, then press the knob to confirm.
- Repeat for minutes.
- Continue rotating and pressing the knob to set alarm source (Buzzer or Radio), alarm volume, and alarm frequency (Daily, Weekdays, Weekends, Once).
- Press the Alarm button again to save and exit.
- Activating/Deactivating Alarms: Briefly press the Alarm 1 or Alarm 2 button to toggle the alarm on or off. An alarm icon will appear on the display when active.
- Snooze: When an alarm sounds, press the Snooze/Dimmer button to temporarily silence it for a set period (default 9 minutes).
- Stopping Alarm: Press the Power button to stop the alarm completely until the next set time.
- Humane Wake System (HWS): If set to Buzzer, the HWS gradually increases the buzzer volume to gently wake you.
Display Settings
- Dimmer: Briefly press the Snooze/Dimmer button to cycle through different display brightness levels (High, Medium, Low, Off). The unit also features a CDS sensor for auto-dimming based on ambient light.
USB Charging
The RCR-40 features two front USB ports (5V/2A max. total output) for charging compatible mobile devices. Simply connect your device's USB charging cable to one of the ports. Charging will begin automatically.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the exterior of the unit. Do not use abrasive cleaners, waxes, or solvents as they may damage the finish.
- Dust: Regularly dust the speaker grilles and control panel to prevent accumulation.
- Placement: Place the unit on a stable, level surface away from direct sunlight, heat sources, and excessive moisture. Ensure adequate ventilation around the unit.
- Battery Replacement: Replace the AAA backup batteries annually or when the low battery indicator appears on the display to ensure clock and preset retention.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Power adapter not connected or faulty outlet. | Ensure power adapter is securely plugged into the unit and a working wall outlet. Try a different outlet. |
| Poor radio reception | Weak signal; antenna not properly positioned. | Extend the FM wire antenna fully and reposition it. For AM, rotate the unit for best reception. Avoid placing near electronic devices that may cause interference. |
| Bluetooth device won't pair | Bluetooth not in pairing mode; device too far; previously paired. | Ensure RCR-40 is in Bluetooth mode and flashing. Move device closer. If previously paired, try unpairing from your device and re-pairing. |
| Alarm does not sound | Alarm not activated; volume too low; incorrect time setting. | Check if the alarm icon is displayed. Verify alarm time and volume settings. Ensure the unit is not in standby mode with the alarm deactivated. |
| Clock/presets lost after power outage | Backup batteries are dead or not installed. | Install new AAA batteries in the backup compartment, ensuring correct polarity. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | RCR-40 |
| Brand | Sangean |
| Radio Bands | AM/FM Digital Tuning |
| Presets | 10 (5 AM/5 FM) or 18 (9 AM/9 FM) with remote |
| Connectivity | Bluetooth 5.0 (A2DP/AVRCP1.4), AUX-in |
| USB Ports | 2 x USB (5V/2A Max. for charging) |
| Display | High Contrast LCD with adjustable backlight and CDS sensor auto-dimming |
| Alarm Features | 2 Alarm Timers (Radio or Buzzer), HWS (Humane Wake System), Snooze |
| Power Source | Corded Electric (DC 9V / 2.5A) |
| Battery Backup | 2 x AAA batteries (not included) |
| Dimensions (W x H x D) | 11" x 4.3" x 7.13" (approx.) |
| Weight | 4 pounds (approx.) |
| Material | MDF with Vinyl Finish (Walnut) |

Figure 4: Sangean RCR-40 dimensions: 11" W x 4.3" H x 7.13" D.
Warranty and Support
Sangean products are designed and manufactured to the highest quality standards. For warranty information, technical support, or service inquiries, please refer to the warranty card included with your product or visit the official Sangean website. Keep your purchase receipt as proof of purchase for warranty claims.
Manufacturer: Sangean
Website: www.sangean.com
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