Sony RMT-D104A Manual

The Sony RMT-D104A is a universal infrared remote control designed for use with various Sony audio/video components. It features programmable functions, learning capabilities, macro commands, and compatibility with multiple device types including TVs, DVD/Blu-ray players, audio systems, and set-top boxes. Below are key sections covering features, setup, programming, operation, and troubleshooting.

Features at a Glance

Key components: Infrared transmitter, LCD display (on some models), mode buttons, numeric keypad, navigation controls, function keys, and battery compartment.

Feature	Description
Universal Compatibility	Controls up to 8 different devices (TV, DVD, AUDIO, etc.)
Learning Function	Can learn commands from original remotes
Macro Programming	Stores sequences of up to 16 commands
Direct Code Entry	Manual programming using manufacturer codes
Auto Search	Automatically finds correct codes for devices
Backlit Buttons	Illuminated keys for low-light conditions
Ergonomic Design	Comfortable grip and intuitive layout
Battery Indicator	Shows remaining battery life
Device Select Buttons	Quick switching between controlled devices
Setup Button	Accesses programming modes

Package Contents

Unpack and verify all items are present.

1. Sony RMT-D104A Remote Control (1 unit)
2. AAA Batteries (2 pieces)
3. User Manual (this document)
4. Quick Start Guide
5. Code List Booklet

WARNING! Keep batteries away from children. If battery compartment is hard to open, do not force it.

Initial Setup

Prepare remote for first use.

1. Install batteries: Open battery compartment, insert 2 AAA batteries observing polarity.
2. Test remote: Point at device and press any button; red LED should flash.
3. Select device type: Press corresponding device button (TV, DVD, etc.).
4. Program device: Use auto-search or direct code entry (see Section 6).
5. Test functions: Verify basic commands (power, volume, channel) work.

CAUTION! Use only recommended battery types. Remove batteries if not using for extended periods.

Specifications

• Model: RMT-D104A
• Type: Universal Learning Remote Control
• Control Method: Infrared (IR)
• Power Source: 2 x AAA batteries (1.5V)
• Battery Life: Approximately 12 months with normal use
• Operating Range: Up to 8 meters (26 feet)
• Angle of Operation: ±30 degrees
• Supported Devices: TV, DVD/Blu-ray, Audio System, Cable/Satellite, Game Console, etc.
• Memory Capacity: Stores codes for up to 8 devices
• Macro Memory: 4 programmable macros with up to 16 commands each
• Dimensions: Approximately 180mm x 50mm x 25mm
• Weight: Approximately 100g (with batteries)

Controls and Layout

Familiarize yourself with remote control buttons and functions.

Top Section: POWER, DEVICE SELECT buttons (TV, DVD, AUDIO, CABLE, AUX), SETUP

Center Section: Navigation pad (UP/DOWN/LEFT/RIGHT, ENTER), MENU, GUIDE, INFO, EXIT

Lower Section: Numeric keypad (0-9), VOLUME +/- , CHANNEL +/- , MUTE

Special Function Buttons: INPUT, SUBTITLE, AUDIO, RECORD, PLAYBACK CONTROLS (PLAY, STOP, PAUSE, FF, REW)

Learning Area: IR receiver at top for learning commands

Indicator LED: Red light flashes during transmission/programming

Programming the Remote

Three methods to program devices: Auto Search, Direct Code Entry, Learning.

1. Auto Search Method:
   • Press and hold SETUP until LED lights
   • Press device button (e.g., TV)
   • Press POWER repeatedly until device turns off
   • Press ENTER to store code
2. Direct Code Entry:
   • Find code for your device in code list
   • Press and hold SETUP until LED lights
   • Enter 3-digit code using numeric keypad
   • LED flashes twice to confirm
3. Learning Method: (See Section 8)

Tip: Test all functions after programming. Some codes may control basic functions only.

Learning Functions

Teach remote commands from original remote controls.

1. Place remotes 2-3 cm apart, facing each other
2. Press and hold LEARN button (if separate) or SETUP + device button
3. Press button on RMT-D104A you want to program
4. Press corresponding button on original remote
5. LED flashes to confirm learning
6. Repeat for additional buttons
7. Press SETUP to exit learning mode

Note: Some advanced functions (like macros on original remote) may not be learnable.

Macro Programming

Create command sequences for complex operations.

1. Press and hold MACRO button (or SETUP + 0)
2. Press macro number (1-4) to program
3. Press sequence of buttons (up to 16 commands)
4. Press MACRO again to end recording
5. Test macro by pressing macro number

Example Macro: Turn on TV → Switch to HDMI 1 → Turn on Sound System → Set volume to 20

WARNING! Allow 0.5-second delay between commands in sequence for reliable operation.

Care & Maintenance

Proper care ensures long remote life.

• Clean with dry, soft cloth only
• Do not use liquids or chemical cleaners
• Replace batteries when performance decreases
• Store in cool, dry place away from direct sunlight
• Avoid dropping or excessive impact
• Keep away from heat sources and moisture

CAUTION! Do not disassemble remote. No user-serviceable parts inside.

Regulatory Information

FCC Compliance: This device complies with Part 15 of FCC Rules. Operation is subject to: (1) This device may not cause harmful interference, and (2) this device must accept any interference received. CE Mark: Complies with European directives. Sony and RMT-D104A are trademarks of Sony Corporation. Copyright © Sony Corporation. All rights reserved. For support, visit www.sony.com/support or contact Sony Customer Service at 1-800-222-7669.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Remote doesn't work	Dead batteries, obstruction	Replace batteries; ensure clear path to device; check distance (max 8m)
Some buttons don't work	Incorrect programming	Reprogram device; try different code; use learning function for missing commands
LED doesn't flash	Battery issue	Check battery polarity; clean contacts; use fresh batteries
Macro doesn't work	Timing issue	Reprogram with longer delays between commands; ensure all devices are on
Can't learn commands	Remote positioning	Place remotes closer (2-3cm); ensure original remote is working; try different button
Interference with other remotes	Code conflict	Change device code; move other IR devices away
Short battery life	Battery quality, button stuck	Use quality batteries; ensure no buttons are pressed when storing

Reset: Remove batteries, press all buttons for 10 seconds, reinstall batteries to reset.

Service: 1-800-222-7669; www.sony.com/support