1. Introduction
This manual provides instructions for the ZdalaMit RC021SR replacement remote control. This remote is designed to function as a direct replacement for original Marantz AV Surround Receiver remotes, offering immediate functionality without the need for programming or pairing.
It is compatible with specific Marantz AV Surround Receiver models, including SR5008, SR6008, NR1604, and NR1604P.
2. Package Contents
- 1x ZdalaMit RC021SR Replacement Remote Control
Note: Batteries and a separate user manual are not included in the package.
3. Setup
3.1 Battery Installation
The RC021SR remote control requires two (2) 1.5V AAA alkaline batteries for operation. Follow these steps to install the batteries:
- Locate the battery compartment cover on the back of the remote control.
- Slide the cover downwards or press the latch (if present) to open the compartment.
- Insert two AAA batteries, ensuring the positive (+) and negative (-) terminals align correctly with the markings inside the compartment.
- Replace the battery compartment cover by sliding it back into place until it clicks securely.

Figure 1: ZdalaMit RC021SR Remote Control (front view). The battery compartment is located on the reverse side.
3.2 Initial Use (No Programming Required)
This replacement remote control is pre-programmed for compatible Marantz AV Surround Receivers. No additional programming or pairing steps are needed. Once the batteries are correctly installed, the remote is ready for immediate use with your device.
4. Operating Instructions
The RC021SR remote control provides full functionality for your compatible Marantz AV Surround Receiver. Point the remote directly at the receiver's infrared sensor for optimal performance.

Figure 2: Top-down view of the RC021SR remote control, illustrating button layout.
4.1 Key Functions Overview
The remote features 18 buttons, providing control over various functions of your Marantz receiver. Common functions include:
- POWER: Turns the receiver on or off.
- ZONE SELECT (MAIN, ZONE 2): Selects the audio zone to control.
- INPUT SELECTORS (CBL/SAT, DVD, Blu-ray, GAME, AUX 1, AUX 2, TV AUDIO, MEDIA PLAYER, iPod/USB, TUNER, NETWORK, CD, INTERNET RADIO): Switches between different audio/video input sources.
- VOLUME (+/-): Adjusts the master volume level.
- MUTE: Mutes or unmutes the audio output.
- NAVIGATION (Up, Down, Left, Right, ENTER): Used for menu navigation and selection.
- BACK: Returns to the previous menu or screen.
- SETUP: Accesses the receiver's setup menu.
- INFO: Displays information about the current source or settings.
- OPTION: Accesses context-sensitive options.
- CH/PAGE (+/-): Navigates channels or pages.
- TUNER CONTROLS (TUNE-, TUNE+, Play/Pause, Skip Back, Skip Forward): Controls radio tuning and playback functions.
- FAVORITE STATION (1, 2, 3): Recalls preset favorite radio stations.
- SOUND MODE (MOVIE, MUSIC, GAME, PURE): Selects different audio processing modes.
Refer to your Marantz AV Surround Receiver's original manual for detailed information on specific functions and advanced settings.
5. Compatibility
The ZdalaMit RC021SR replacement remote control is compatible with the following Marantz AV Surround Receiver models:
- Marantz SR5008
- Marantz SR6008
- Marantz NR1604
- Marantz NR1604P
This remote is designed to replace the original remote controls for these specific models and should provide equivalent functionality.
6. Specifications
| Feature | Detail |
|---|---|
| Model Name | RC021SR |
| Brand | ZdalaMit |
| Compatible Devices | Marantz AV Surround Receivers (SR5008, SR6008, NR1604, NR1604P) |
| Connectivity Technology | Infrared (IR) |
| Special Feature | Pre-Programmed (No setup required) |
| Power Supply | 2 x 1.5V AAA Alkaline Batteries (not included) |
| Button Quantity | 18 |
| Maximum Range | 33 Feet (approx. 10 meters) |
| Item Weight | 40 Grams |
| Dimensions (L x W x H) | 8.93" x 1.99" x 0.55" (approx. 22.68 cm x 5.05 cm x 1.4 cm) |
7. Troubleshooting
- Remote not responding:
- Ensure batteries are inserted correctly with the correct polarity (+/-).
- Replace old batteries with new 1.5V AAA alkaline batteries.
- Check for any obstructions between the remote control and the receiver's infrared sensor.
- Ensure you are within the maximum operating range (approximately 33 feet or 10 meters).
- Specific buttons not working (e.g., Volume Up):
- This can sometimes indicate a faulty button or a weak battery. Try replacing batteries first.
- Ensure the remote is pointed directly at the receiver.
- Receiver not turning on/off:
- Verify the receiver is plugged into a power source and is not in standby mode due to other settings.
- Confirm the remote's batteries are fresh.
8. Maintenance
- Cleaning: Wipe the remote control with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Battery Replacement: Replace batteries when the remote's performance degrades or stops working. Always replace both batteries at the same time with new ones of the same type (AAA alkaline).
- Storage: If the remote will not be used for an extended period, remove the batteries to prevent leakage and potential damage. Store in a cool, dry place.
9. Warranty and Support
9.1 Warranty Information
This product comes with a 1-year warranty from the manufacturer, ZdalaMit Factory. This warranty covers defects in materials and workmanship under normal use.
Please retain your proof of purchase for warranty claims.
9.2 Customer Support
If you encounter any issues or have questions regarding your ZdalaMit RC021SR replacement remote control, please feel free to contact the seller or manufacturer for assistance.