1. Introduction
The Sony Cyber-shot DSC-TX20 is a compact digital camera featuring a 16.2 megapixel Exmor R CMOS sensor, 4x optical zoom, and a 3.0-inch touch-screen LCD. This model is designed for durability, being certified waterproof, dustproof, and shockproof, making it suitable for various shooting environments. It supports Full HD 1080/60i video recording and offers a range of creative features.

Front view of the Sony Cyber-shot DSC-TX20 Digital Camera with the lens cover open, revealing the Carl Zeiss lens, flash, and stereo microphones.
2. Safety Information
- Battery Safety: Use only genuine Sony battery packs. Do not expose batteries to excessive heat or attempt to disassemble them.
- Waterproof Use: Ensure all covers (battery/memory card, USB/HDMI) are securely closed and free of debris before exposing the camera to water. Do not exceed the specified depth (16 ft) or duration.
- Temperature: Avoid using or storing the camera in extreme temperatures.
- Cleaning: Refer to the maintenance section for proper cleaning procedures.
- Disposal: Dispose of the camera and batteries according to local regulations.
3. Package Contents
Please verify that your package contains the following items:
- Sony Cyber-shot DSC-TX20 Digital Camera
- Rechargeable Battery Pack
- AC Adaptor
- USB Cable
- Wrist Strap
- Instruction Manual (this document)
4. Setup
4.1. Battery Installation
- Open the battery/memory card cover located on the side of the camera.
- Insert the rechargeable battery pack with the correct orientation, ensuring the contacts align. Push until it clicks into place.
- Close the battery/memory card cover securely until it latches.
4.2. Memory Card Installation
- With the battery/memory card cover open, insert a compatible memory card (Memory Stick Duo or SD card) into the designated slot. Ensure the card is oriented correctly, with the label facing the front of the camera.
- Push the memory card gently until it clicks into place.
- Close the battery/memory card cover securely.
4.3. Charging the Battery
- Connect the camera to the supplied AC adaptor using the USB cable.
- Plug the AC adaptor into a wall outlet.
- The charge lamp on the camera will illuminate during charging and turn off when charging is complete.
4.4. Initial Settings
Upon first powering on the camera, you will be prompted to set the date, time, and time zone. Follow the on-screen instructions using the touch screen to configure these settings.
5. Operating the Camera
5.1. Power On/Off
To power on the camera, slide the front lens barrier downwards. To power off, slide the lens barrier upwards to cover the lens.
5.2. Basic Photography
- Power on the camera.
- Frame your subject on the 3.0-inch LCD touch screen.
- Press the shutter button halfway down to allow the camera to focus. The focus indicator will appear.
- Press the shutter button fully down to capture the image.

Rear view of the Sony Cyber-shot DSC-TX20 Digital Camera, highlighting the 3.0-inch LCD touch screen.
5.3. Shooting Modes
The DSC-TX20 offers various shooting modes to optimize your photos:
- Intelligent Auto: The camera automatically detects the scene type (e.g., landscape, portrait, night scene) and adjusts settings for optimal results.
- Superior Auto: This mode takes multiple shots and combines them to produce images with greater clarity, reduced noise, and improved dynamic range, especially in challenging lighting conditions.
- Program Auto: Allows you to manually adjust certain settings like ISO and white balance while the camera automatically sets the aperture and shutter speed.
- Scene Selection: Choose from a variety of preset scene modes (e.g., Beach, Snow, Pet, Gourmet) for specific shooting situations.
5.4. Zoom Operation
Use the zoom lever located on the top of the camera to adjust the zoom:
- Optical Zoom (4x): Provides clear magnification without loss of image quality.
- Clear Image Zoom (8x total): Extends the zoom range digitally by analyzing patterns in adjacent pixels to create more realistic, higher-quality images than conventional digital zoom.
5.5. Video Recording
The camera can record Full HD 1080/60i videos:
- To start recording, press the dedicated MOVIE button.
- To stop recording, press the MOVIE button again.
- Optical SteadyShot with Active Mode helps reduce blur during video recording, even while walking.
5.6. Playback and Viewing
To view your captured photos and videos:
- Press the Playback button (usually indicated by a triangle icon).
- Use the touch screen to swipe through images or select videos for playback.
- Press the Playback button again to return to shooting mode.
5.7. Special Features
- Waterproof, Dustproof, Shockproof: The camera is certified to withstand water immersion up to 16 ft, drops from approximately 5 ft, and is protected against dust. Ensure all covers are sealed before use in these conditions.
- 3D Still Image and 3D Sweep Panorama: Capture images with a three-dimensional effect for viewing on compatible 3D displays.
- Picture Effect: Apply creative filters such as Toy Camera, Pop Color, Partial Color, and Soft High-key to your photos.
- Background Defocus: Mimics the shallow depth-of-field effect of DSLR cameras by blurring the background to emphasize the subject.
- Face Detection Technology: Automatically detects up to eight faces and adjusts focus, exposure, and white balance.
- Smile Shutter Technology: Automatically captures a photo when a smile is detected.
- Anti-Blink Function: Helps prevent photos with subjects blinking by capturing two images and saving the one with less blinking.
- Soft Skin Mode: Reduces the appearance of blemishes and wrinkles in portraits.
- Natural Flash: Corrects color balance in flash photography for more lifelike images.
- Motion Detection: Adjusts ISO sensitivity and shutter speed to reduce blur in moving subjects.
6. Maintenance
6.1. Cleaning the Camera
- Camera Body: Wipe with a soft, dry cloth. For stubborn dirt, slightly dampen the cloth with water.
- Lens and LCD Screen: Use a specialized lens cleaning cloth. Do not use abrasive materials or harsh chemicals.
- After Water Use: Rinse the camera with fresh water and dry thoroughly with a soft cloth. Do not open any covers until the camera is completely dry.
6.2. Battery Care
- Store batteries in a cool, dry place when not in use.
- Avoid fully discharging the battery for extended periods.
- Charge the battery fully before long periods of storage.
6.3. Storage
When not using the camera for an extended period, remove the battery and memory card. Store the camera in a protective case, away from dust, moisture, and extreme temperatures.
7. Troubleshooting
If you encounter issues with your camera, refer to the following common problems and solutions:
- Camera does not power on:
- Ensure the battery is charged and correctly inserted.
- Confirm the lens barrier is slid down to the open position. - Images are blurry:
- Check that the camera is properly focused.
- Ensure Optical SteadyShot is active.
- In low light, use a faster shutter speed or increase ISO (if manually set). - Water leakage after underwater use:
- Immediately power off the camera and remove the battery.
- Ensure all covers were securely closed before water exposure.
- Contact Sony customer service for assistance. - Memory card error:
- Reinsert the memory card.
- Try a different, compatible memory card.
- If necessary, format the memory card (note: this will erase all data). - Touch screen is unresponsive:
- Ensure the screen is clean and dry.
- Restart the camera.
8. Specifications
| Feature | Specification |
|---|---|
| Model Name | Sony DSCTX20 |
| Effective Still Resolution | 16.2 MP |
| Photo Sensor Technology | CMOS (Exmor R) |
| Optical Zoom | 4x |
| Digital Zoom | 16x |
| Screen Size | 3 Inches (LCD Touch Screen) |
| Image Stabilization | Optical (SteadyShot) |
| Video Resolution | 1080p (Full HD 1080/60i AVCHD) |
| Water Resistance Level | Waterproof (IEC60529 IPX8 standard) |
| Shockproof | Certified to 1.5M MIL-STD-810F Method 516.5-Shock |
| Dustproof | Certified to IEC 60529 IP5X standard |
| Connectivity Technology | HDMI, USB |
| Supported File Format | JPEG (Exif 2.3), 3D: MPF |
| Battery Type | Lithium Ion |
| Item Weight | 0.29 Pounds |
9. Warranty and Support
For detailed warranty information, technical support, and service inquiries, please visit the official Sony website or contact Sony customer service directly. Keep your proof of purchase for warranty claims.





