1. Introduction
Thank you for choosing the Oakcastle CD100 Portable Bluetooth CD Player. This manual provides essential information for setting up, operating, and maintaining your device. Please read it thoroughly before use and keep it for future reference.
Safety Information
- Do not expose the device to rain, moisture, or extreme temperatures.
- Avoid dropping or subjecting the device to strong impacts.
- Do not disassemble the unit. Refer all servicing to qualified personnel.
- Keep the device away from strong magnetic fields.
- Use only the specified charging cable.
2. What's in the Box
Carefully unpack your Oakcastle CD100 and ensure all items are present:
- 1x Oakcastle CD100 Portable CD Player
- 1x Wired Headphones
- 1x Micro USB Charging Cable
- 1x 3.5mm to 3.5mm AUX Cable
- 1x User Manual (this document)

3. Product Overview
Familiarize yourself with the controls and ports of your Oakcastle CD100:

Controls and Ports:
- Display Screen: Shows track number, time, and mode.
- Play/Pause (►►): Starts or pauses CD playback.
- Stop (■): Stops CD playback.
- Previous/Rewind (◀◀): Skips to the previous track or rewinds the current track.
- Next/Fast Forward (►►): Skips to the next track or fast forwards the current track.
- EQ: Cycles through equalizer presets (e.g., Bass, Pop, Jazz, Rock, Classic).
- PROG: Enters program mode to create a custom playlist.
- MODE: Cycles through playback modes (e.g., Repeat One, Repeat All, Random).
- DC IN 5V (Charge Port): Micro USB input for charging.
- Headphone Jack (3.5mm): For connecting wired headphones.
- AUX Out (3.5mm): For connecting to external speakers or car audio systems.
- OPEN Slider: Slides to open the CD compartment.
- HOLD Switch: Locks buttons to prevent accidental presses.
4. Setup
4.1 Charging the Device
The Oakcastle CD100 has a built-in rechargeable battery. Before first use, fully charge the device.
- Connect the Micro USB charging cable to the 'DC IN 5V' port on the CD player.
- Connect the other end of the USB cable to a USB power adapter (not included) or a computer's USB port.
- The charging indicator light will illuminate. It will turn off or change color when fully charged.
A full charge provides up to 12 hours of playback time.

4.2 Initial Power On
After charging, slide the 'HOLD' switch to the 'OFF' position (if it's on 'HOLD'). Press and hold the Play/Pause button to power on the device.
5. Operating Instructions
5.1 Playing a CD
- Slide the 'OPEN' switch to open the CD compartment lid.
- Carefully place a CD onto the spindle, label side up, and gently press down until it clicks into place.
- Close the CD compartment lid firmly.
- Press the Play/Pause (►►) button to start playback. The display will show the track number and elapsed time.
- Use the Previous/Rewind (◀◀) and Next/Fast Forward (►►) buttons to navigate tracks. Press and hold to fast forward or rewind.
- Press the Stop (■) button to stop playback.
The CD100 features anti-skip technology to ensure smooth playback even during movement.
5.2 Bluetooth Connection
The CD100 can connect wirelessly to Bluetooth headphones or speakers.
- Ensure the CD player is powered on.
- Activate Bluetooth pairing mode on your external Bluetooth device (headphones/speaker).
- The CD100 will automatically enter Bluetooth pairing mode when a CD is playing and no wired headphones are connected. The Bluetooth icon on the display will flash.
- Once connected, the Bluetooth icon will become solid.
5.3 AUX Connection
Connect your CD100 to external audio systems like car stereos or home speakers using the included 3.5mm AUX cable.
- Connect one end of the 3.5mm AUX cable to the 'AUX Out' port on the CD player.
- Connect the other end to the 'AUX In' port on your external audio system.
- Ensure your external audio system is set to the AUX input.

5.4 EQ Settings
Press the 'EQ' button repeatedly to cycle through different equalizer presets (e.g., Bass, Pop, Jazz, Rock, Classic, Off) to customize your audio experience.
5.5 Program Playback
To create a custom playback order:
- While the CD is stopped, press the 'PROG' button.
- Use the Previous/Next buttons to select the desired track number.
- Press 'PROG' again to add the track to the program list.
- Repeat steps 2-3 for up to 20 tracks.
- Press Play/Pause to start programmed playback.
5.6 Mode Button
Press the 'MODE' button to cycle through playback modes such as Repeat One (repeats current track), Repeat All (repeats all tracks on the CD), and Random (plays tracks in a random order).
6. Maintenance
6.1 Cleaning the Device
- Wipe the exterior of the player with a soft, dry cloth.
- For the optical lens, use a specialized CD lens cleaning kit. Do not touch the lens directly.
- Do not use abrasive cleaners or solvents.
6.2 Battery Care
- To prolong battery life, avoid fully discharging the battery frequently.
- Charge the device regularly, even if not in use for extended periods.
- Store the device in a cool, dry place.
7. Troubleshooting
If you encounter issues with your Oakcastle CD100, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Low battery; HOLD switch is on. | Charge the device; Slide HOLD switch to OFF. |
| CD does not play. | CD inserted incorrectly; CD is dirty/scratched; Lid not closed properly. | Reinsert CD correctly; Clean or try another CD; Ensure lid is fully closed. |
| No sound from headphones/speakers. | Headphones/AUX cable not fully plugged in; Volume too low; Incorrect input selected on external device. | Check connections; Increase volume; Select correct AUX input on external device. |
| Bluetooth not connecting. | External device not in pairing mode; Too far from device. | Ensure external device is in pairing mode; Move closer to the CD player. |
8. Specifications
- Brand: Oakcastle
- Model: CD100
- Color: Blue
- Connectivity Technology: Auxiliary, Bluetooth
- Special Features: Portable, Rechargeable, Anti-skip
- Compatible Devices: Speakers, Headphones, Car Audio Systems
- Rechargeable Battery: Yes
- Audio Format Supported: WMA (and standard CD audio)
- Number of Discs: 1
- Number of Channels: 2
- Product Dimensions: 14.2L x 14.2W x 3H centimeters
- Connector Type: 3.5mm Jack
9. Warranty and Support
Your Oakcastle CD100 comes with a standard manufacturer's warranty. Please refer to the warranty card included in your packaging for specific terms and conditions.
For technical support, troubleshooting, or warranty claims, please contact Oakcastle customer service through their official website or the retailer where you purchased the product.
Please retain your proof of purchase for warranty purposes.





