Introduction
This manual provides instructions for the HCDZ replacement remote control, model HCDZ-X00351. This remote is designed as an infrared (IR) replacement for various Toshiba LCD HDTV TV models, including 46XV640UZ, 46XV645U, 46XV648U, 52RV530, 52RV535U, 52RV53CU, and 52XV645U.
The remote control requires no programming and will function immediately upon battery insertion. Please note that batteries and instructions are not included in the product package.

Figure 1: Front view of the HCDZ replacement remote control.
Setup
1. Battery Installation
The remote control requires two AAA batteries (not included). Follow these steps to install them:
- Locate the battery compartment on the back of the remote control.
- Slide the battery compartment cover downwards or press the latch to open it.
- Insert two AAA batteries, ensuring the positive (+) and negative (-) terminals align correctly with the markings inside the compartment.
- Replace the battery compartment cover, ensuring it clicks securely into place.

Figure 2: Battery compartment with cover removed, showing battery placement.
2. Initial Use
Once batteries are correctly installed, the remote control is ready for use. No additional programming or setup is required. Point the remote control towards your Toshiba LCD HDTV TV and begin operation.
Operating Instructions
This remote control functions as a direct replacement for your original Toshiba TV remote. It utilizes infrared (IR) technology to communicate with your television. Simply point the remote at the TV's IR sensor and press the desired function button.
Common functions typically include:
- Power On/Off: To turn the TV on or off.
- Volume Control: To adjust the sound level.
- Channel Selection: To change TV channels.
- Input/Source: To switch between different video inputs (e.g., HDMI, AV).
- Menu Navigation: To access and navigate the TV's on-screen menu.
Refer to your Toshiba TV's original manual for specific button functions if needed, as this remote is designed to replicate the original functionality.
Maintenance and Care
To ensure the longevity and proper functioning of your remote control, observe the following guidelines:
- Environmental Conditions: Do not expose the remote control to extremely hot or humid environments. High temperatures or moisture can damage internal components.
- Battery Usage: Avoid mixing new batteries with old ones. Always replace all batteries simultaneously with new ones of the same type.
- Direct Sunlight: Do not expose the remote control's IR sensor to direct sunlight or strong lighting apparatuses. This can interfere with its operation and cause malfunctions.
- Long-Term Storage: If the remote control will not be used for an extended period, remove the batteries. This prevents potential damage from battery leakage and corrosion.
- Cleaning: Clean the remote control with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
Troubleshooting
If you experience issues with your remote control, try the following troubleshooting steps:
- Remote Control Malfunctions:
- Replace Batteries: The most common cause of remote control issues is depleted batteries. Replace both AAA batteries with fresh ones.
- Check Battery Terminals: Ensure the battery terminals inside the compartment are clean and making proper contact with the batteries.
- Remote is Unresponsive or Out of Range:
- Move Closer: Ensure you are within a reasonable range of the television.
- Remove Obstructions: Make sure there are no objects blocking the line of sight between the remote control and the IR sensor on your TV.
- TV Not Responding:
- TV Power: Verify that your television's power cord is securely plugged in and the TV is turned on or in standby mode.
- TV Sensor: Ensure the TV's IR sensor is not covered or obstructed.
If problems persist after attempting these steps, consult your television's original user manual or contact the TV manufacturer for further assistance.
Specifications
| Feature | Detail |
|---|---|
| Model Number | HCDZ-X00351 |
| Brand | HCDZ |
| Compatible Devices | Toshiba LCD HDTV Televisions (Specific models listed in Introduction) |
| Connectivity Technology | Infrared (IR) |
| Power Source | 2 x AAA Batteries (not included) |
| Special Feature | No programming needed, works out of package |
| Max Number of Supported Devices | 1 |
| Item Weight | 1 pound (approximately 0.45 kg) |
| Package Dimensions | 11.02 x 5.91 x 0.79 inches (approximately 28 x 15 x 2 cm) |
Warranty Information
This product is a replacement remote control. For specific warranty details, please refer to the terms and conditions provided by the seller at the time of purchase. General consumer rights apply.
Support
For technical assistance or inquiries regarding this product, please contact the seller directly through the platform where the purchase was made. Please have your order number and product model (HCDZ-X00351) available when seeking support.