1. Introduction
This manual provides essential information for the proper setup, operation, and maintenance of your KRPTQJoo CD Car Remote Control Joo5000. This remote is designed as a replacement or spare for specific Alpine CDE series car stereo receivers. Please read this manual thoroughly before using the remote control.
2. Product Overview
The KRPTQJoo CD Car Remote Control Joo5000 is an infrared (IR) remote designed for convenient control of your compatible Alpine car CD stereo system. It features an ergonomic design for comfortable handling and intuitive button placement for ease of use.

Figure 2.1: Front view of the KRPTQJoo CD Car Remote Control Joo5000, showing all buttons and their labels.
3. Setup
3.1 Battery Installation
The remote control requires two (2) AAA batteries (not included) for operation. Follow these steps to install the batteries:
- Locate the battery compartment cover on the back of the remote control.
- Press down on the tab and slide the cover downwards to remove it.
- Insert two AAA batteries, ensuring the positive (+) and negative (-) terminals align correctly with the markings inside the compartment.
- Slide the battery compartment cover back into place until it clicks securely.

Figure 3.1: Back of the remote control with the battery cover removed, illustrating the battery placement.

Figure 3.2: Angled view demonstrating the correct orientation for inserting AAA batteries.
Note: Ensure batteries are inserted with correct polarity. Incorrect installation may prevent the remote from functioning.
4. Operating Instructions
To operate the remote control, point it directly at the infrared receiver on your Alpine car stereo system. Ensure there are no obstructions between the remote and the stereo.
4.1 Button Functions
- POWER: Turns the stereo system on or off.
- SOURCE: Cycles through available audio sources (e.g., CD, Radio, AUX).
- BAND: Changes radio bands (e.g., FM1, FM2, AM).
- VOLUME (+/-): Increases or decreases the audio volume.
- PLAY/PAUSE (►/‖): Plays or pauses the current track.
- SKIP (◀◀ / ►►): Skips to the previous or next track/station.
- A.PROC: Accesses audio processing or sound adjustment menus (functionality may vary by stereo model).
- MUTE: Mutes or unmutes the audio output.
Important Note: Some buttons on this remote may not have a function if your specific Alpine stereo model does not support that feature. Always refer to your Alpine stereo's original user manual for detailed functionality.
5. Compatibility
This remote control is compatible with the following Alpine CDE series car stereo receiver models:
- Alpine CDE-121E
- Alpine CDE-121EI
- Alpine CDE-125EBT
- Alpine CDE-125BT
- Alpine CDE-126BT
- Alpine CDE-130R
- Alpine CDE-130RM
- Alpine CDE-130RR
- Alpine CDE-133EBT
- Alpine CDE-133BT
- Alpine CDE-135BT
Before purchasing or using, verify that your specific Alpine model is listed above. If your original remote control differs significantly in appearance or button layout, this replacement remote may not be fully compatible or offer all desired functions.
6. Maintenance
6.1 Cleaning
To clean the remote control, use a soft, dry cloth. Do not use liquid cleaners, abrasive pads, or chemical solvents, as these can damage the surface or internal components.
6.2 Battery Replacement
Replace the batteries when the remote control's range decreases or it stops responding. Follow the battery installation steps in Section 3.1. Always replace both batteries at the same time with new AAA batteries.
7. Troubleshooting
- Remote not responding:
- Check if the batteries are installed correctly with the correct polarity.
- Replace old batteries with new AAA batteries.
- Ensure there is a clear line of sight between the remote's IR emitter and the stereo's IR receiver.
- Verify that your Alpine stereo model is listed in the compatibility section (Section 5).
- Some buttons do not work:
- This is often due to the specific Alpine stereo model not supporting that particular function. Refer to your stereo's original manual.
- Ensure the remote is pointed directly at the stereo.
8. Specifications
- Model: Joo5000
- Brand: KRPTQJoo
- Connectivity Technology: Infrared (IR)
- Power Source: 2 x AAA Batteries (not included)
- Maximum Range: 8 Meters (approx. 26 feet)
- Material: ABS
- Color: Black
9. Support
For any questions or issues regarding your KRPTQJoo CD Car Remote Control Joo5000, please contact the seller directly. We aim to respond to inquiries within 12 hours and will do our best to assist you with any problems.