Introduction
This manual provides instructions for the Redi-Remote replacement remote control, specifically designed for seamless compatibility with Harman Kardon audio systems, models ACRC00670000 and HK3370. This remote offers direct functionality without the need for programming.

Image of the Redi-Remote replacement remote control. The remote is dark gray with black and blue buttons. The upper section features power, sleep, TV/Video, display, channel, volume, mute, menu, and recall buttons, along with a numeric keypad. The lower section, revealed by sliding down a cover, contains buttons for main power, speakers, AM/FM, preset, tuning, FM mode, program scan, dimmer, direct, memory, auto preset, and clear functions.
Setup and Battery Installation
The Redi-Remote requires 4 AAA batteries for operation. These batteries are typically included with your purchase.
- Locate the battery compartment on the back of the remote control.
- Slide open the battery compartment cover.
- Insert 4 AAA batteries, ensuring correct polarity (+ and - terminals) as indicated inside the compartment.
- Close the battery compartment cover securely.
No programming is required for this remote control; it is pre-configured for the specified Harman Kardon models.
Operating Instructions
This remote control is designed to operate specific functions of your Harman Kardon ACRC00670000 or HK3370 unit. It does not control auxiliary devices.
General Functions (Upper Section)
- PWR: Powers the unit on or off.
- SLEEP: Activates the sleep timer function.
- TV/VIDEO: Selects TV or Video input sources.
- DISP: Changes the display mode or information shown.
- CH+ / CH-: Navigates through channels or presets.
- VOL+ / VOL-: Adjusts the volume level.
- MUTE: Silences the audio output.
- MENU: Accesses the system menu.
- RECALL: Recalls the previously selected channel or input.
- Numeric Keypad (0-9, 100, ENT): Directly enters channel numbers or other numerical inputs.
Advanced Functions (Lower Section - Slide Down Cover)
To access additional functions, slide down the cover located at the bottom of the remote.
- MAIN POWER ON/OFF: Separate power controls for the main unit.
- SPEAKERS 1/2: Selects speaker outputs.
- AM/FM: Selects between AM and FM radio bands.
- PRESET +/-: Navigates through radio presets.
- TUNING +/-: Manually tunes radio frequencies.
- FM MODE: Changes FM reception mode (e.g., Stereo/Mono).
- P.SCAN (Program Scan) / AUTO PRESET: Scans and stores radio stations automatically.
- DIMMER: Adjusts display brightness.
- DIRECT: Direct input selection.
- MEMORY: Stores settings or radio presets.
- CLEAR: Clears current input or selection.
Care and Maintenance
- Keep the remote control dry. Liquids can damage the internal circuitry.
- Avoid exposing the remote to extreme temperatures.
- Clean the remote with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- If the remote will not be used for an extended period, remove the batteries to prevent leakage.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Remote not responding. | Dead or incorrectly inserted batteries. | Replace batteries with new ones, ensuring correct polarity. |
| Remote range is limited. | Obstruction between remote and unit, or weak batteries. | Remove obstructions. Replace batteries. Ensure remote is pointed directly at the unit's sensor. |
| Certain functions do not work. | Remote is not designed for that specific function or auxiliary device. | This remote is designed for specific Harman Kardon unit functions only. It does not control auxiliary devices. Refer to your Harman Kardon unit's manual for full functionality. |
| Buttons are sticky or unresponsive. | Dirt or debris under buttons. | Clean the remote surface with a soft, dry cloth. Avoid liquid cleaners. |
Product Specifications
- Model Number: RTACRC00670000
- Compatible Harman Kardon Models: ACRC00670000, HK3370
- Dimensions: 7 x 2.5 x 1 inches (17.78 x 6.35 x 2.54 cm)
- Weight: 4.5 ounces (127.57 grams)
- Battery Type: 4 x AAA (included)
- Connectivity: Infrared (IR)
- Special Features: No programming required
- Max Number of Supported Devices: 1 (the specified Harman Kardon unit)
Warranty and Support
For any concerns or support regarding your Redi-Remote replacement remote control, please contact the seller directly. Specific warranty details may vary by retailer or purchase agreement.
This product is a custom-built replacement and is not an original Harman Kardon product. For support related to your Harman Kardon unit, please refer to the original manufacturer's documentation.