1. Product Overview
This remote control is a replacement unit designed for various Aiwa Compact Disc Stereo Systems, including models RC-TN380B, RC-TN450EX, RC-TN500EX, NSX-3400, NSX-510, NSX-350, NSX-3100, NSX-320, and NSX-330. It provides full functionality for controlling your stereo system's features.

2. Setup
2.1 Battery Installation
The remote control requires two (2) AA batteries for operation. Batteries are not included with the remote control and must be purchased separately.
- Locate the battery compartment on the back of the remote control.
- Press down on the tab and slide the battery compartment cover downwards to remove it.
- Insert two AA batteries, ensuring that the positive (+) and negative (-) terminals align correctly with the markings inside the compartment. Incorrect battery orientation can prevent the remote from functioning.
- Slide the battery compartment cover back into place until it clicks securely.

Note: Remove batteries if the remote control will not be used for an extended period to prevent leakage and damage.
3. Operating Instructions
This section details the functions of the buttons on your remote control. Refer to Figure 1 for button layout.
- POWER: Turns the stereo system on or off.
- DISC DIRECT PLAY (1-3): Selects a specific disc for playback directly.
- CD/EDIT/CHECK: Used for CD functions, possibly for editing programmed tracks or checking program status.
- PRGM (Program): Initiates or confirms program mode for CD tracks or radio stations.
- RANDOM/REPEAT: Toggles between random playback and repeat modes for CD playback.
- GEO (Graphic Equalizer): Adjusts the graphic equalizer settings.
- T-BASS: Activates or adjusts the bass enhancement feature.
- TIMER: Sets or activates the system's timer functions.
- SLEEP: Sets the sleep timer, which automatically turns off the system after a set period.
- CLOCK: Displays or sets the system clock.
- MONO TUNER: Switches the tuner between stereo and mono reception.
- BAND: Selects the radio band (e.g., FM, AM).
- SHIFT: Used in conjunction with other buttons to access secondary functions.
- FUNCTION: Selects the audio source (e.g., CD, Tuner, Tape, Aux).
- SET: Confirms settings or enters setup menus.
- PRESET (Up/Down Arrows): Navigates through preset radio stations.
- TUNING (Up/Down Arrows): Manually tunes radio frequencies.
- PLAY/PAUSE (||): Starts or pauses CD playback.
- STOP (■): Stops CD playback.
- SKIP/SEARCH (<< / >>): Skips tracks or fast-forwards/rewinds during playback.
- VOL (Volume Up/Down): Adjusts the system's master volume.
- CLEAR: Clears programmed settings or entries.
4. Maintenance
Proper care and maintenance will ensure the longevity of your remote control.
- Cleaning: Use a soft, dry cloth to wipe the surface of the remote control. For stubborn dirt, slightly dampen the cloth with water or a mild, non-abrasive cleaner. Do not use harsh chemicals or abrasive materials.
- Storage: Store the remote control in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Replacement: Replace batteries when the remote's range decreases or it becomes unresponsive. Always replace both batteries at the same time with new ones.

5. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Remote not responding. | Dead or incorrectly installed batteries. | Replace batteries with new AA batteries, ensuring correct polarity (+/-). |
| Remote has limited range. | Weak batteries or obstruction between remote and stereo system. | Replace batteries. Ensure a clear line of sight to the stereo system's infrared receiver. |
| Specific buttons not working. | Dirt or debris under the button. | Clean the remote control surface. If the issue persists, the button mechanism may be faulty. |
| Remote works intermittently. | Loose battery connection or low battery power. | Check battery fitment. Replace batteries. |
6. Specifications
- Model Number: RC-TN380B (Compatible with RC-TN450EX, RC-TN500EX, NSX-3400, NSX-510, NSX-350, NSX-3100, NSX-320, NSX-330)
- Brand: Easytry123
- Connectivity Technology: Infrared
- Controller Type: Button Control
- Compatible Devices: Aiwa Compact Disc Stereo Systems
- Power Source: 2 x AA Batteries (not included)
- Special Feature: Ergonomic design
7. Warranty and Support
This product is a replacement remote control. For specific warranty information, please refer to the seller's return policy or contact the seller directly. The seller for this product is Easytry123.
For any doubts or issues, it is recommended to message the seller, Easytry123, directly through the platform where the purchase was made.
Return Policy: Typically, a 30-day return/replacement policy applies from the date of purchase. Please check the specific terms at the time of your purchase.





