Sony RMT-D108A Manual

The Sony RMT-D108A is a universal remote control designed for compatibility with a wide range of Sony and other brand audio/video equipment. It features pre-programmed codes for TVs, DVD/Blu-ray players, audio systems, and set-top boxes, along with learning capabilities to replace original remotes. Below are key sections covering features, setup, programming, operation, maintenance, and troubleshooting.

Features at a Glance

Key components: Ergonomic design, LCD display (on select models), device selection buttons, numeric keypad, navigation pad, and special function keys.

Feature	Description
Universal Compatibility	Pre-programmed codes for Sony, Samsung, LG, Panasonic, and other major brands
Device Control	Dedicated buttons for TV, DVD, AUDIO, CABLE/SAT, and AUX devices
Learning Function	Can learn commands from original remote controls
Macro Programming	Program sequence of commands to a single button
Backlight (Optional)	Illuminated buttons for low-light conditions (on specific models)
Ergonomic Design	Comfortable grip and intuitive button layout
Battery Life	Uses 2 x AAA batteries for extended operation
Code Search	Automatic and manual code search for device setup
Direct Code Entry	Enter manufacturer codes manually for quick setup
Child Lock	Prevents accidental programming changes

Initial Setup & Battery Installation

Remove battery cover and insert batteries correctly.

1. Open battery compartment: Slide cover on rear of remote.
2. Insert batteries: Place 2 AAA batteries observing correct polarity (+/-).
3. Close compartment: Secure cover until it clicks.
4. Test remote: Point at device and press POWER to test basic function.

WARNING! Use only fresh batteries. Do not mix old and new or different types. Remove batteries if not used for extended periods to prevent leakage.

Programming the Remote

Program remote to control your devices using auto code search or direct code entry.

1. Turn on device: Ensure device (TV, DVD player, etc.) is powered on.
2. Select device mode: Press and hold corresponding device button (TV, DVD, etc.) until indicator light stays on.
3. Enter programming mode: Press and hold SETUP button until light blinks twice.
4. Search codes: Press CH+ or CH- repeatedly until device turns off.
5. Save code: Press ENTER or SETUP to save. Test other functions (volume, menu).

Tip: Refer to code list in manual or Sony website for specific manufacturer codes.

Specifications

• Model: Sony RMT-D108A Universal Remote Control.
• Power Source: 2 x AAA batteries (1.5V).
• Battery Life: Approximately 12 months with normal use.
• Operating Range: Up to 23 feet (7 meters) direct line of sight.
• Compatible Devices: TVs, DVD/Blu-ray players, audio systems, set-top boxes, streaming devices.
• Infrared Frequency: Standard IR (Infrared).
• Dimensions: Approx. 7.5 x 2.2 x 0.8 inches (190 x 55 x 20 mm).
• Weight: Approx. 3.5 oz (100 g) including batteries.
• Warranty: 1-year limited warranty.

Button Layout & Functions

Top section: Device selection buttons (TV, DVD, AUDIO, CABLE/SAT, AUX). Center: Navigation pad (Up/Down/Left/Right, OK/ENTER). Lower section: Numeric keypad (0-9), volume/channel controls, playback buttons (PLAY, STOP, PAUSE, etc.), and special function keys (MENU, GUIDE, EXIT, INFO).

Special Buttons: SETUP (enter programming mode), LEARN (activate learning function), MACRO (record command sequences), BACKLIGHT (illuminate buttons if equipped).

Device Modes: Each device button configures remote to send commands specific to that equipment type. Press once to switch control.

Controlling Multiple Devices

Remote can control up to 5 devices (TV, DVD, AUDIO, CABLE/SAT, AUX).

1. Select device: Press corresponding device button (e.g., TV for television).
2. Operate device: Use appropriate buttons (volume for TV, playback for DVD).
3. Switch devices: Press another device button to control different equipment.
4. Volume lock: Some models allow locking volume control to specific device (e.g., audio system).

Note: Ensure remote is properly programmed for each device before use.

Learning Function (Copying Buttons)

Copy commands from original remote if code not pre-programmed.

1. Prepare both remotes: Place original remote and RMT-D108A facing each other 1-2 inches apart.
2. Enter learn mode: Press and hold LEARN button until indicator light turns on.
3. Select target button: Press button on RMT-D108A you want to program (e.g., POWER).
4. Transmit command: Press and hold corresponding button on original remote until RMT-D108A light blinks.
5. Test: Point RMT-D108A at device and press learned button to verify.
6. Exit: Press SETUP or wait 10 seconds to exit learn mode.

CAUTION! Learning may not work with all remotes (especially RF or Bluetooth). Ensure original remote is IR type.

Advanced Settings

Macro Programming: Record sequence of commands to single button (e.g., "Watch DVD" turns on TV, switches to correct input, starts DVD player).

1. Press and hold MACRO button until light flashes.
2. Press button to assign macro (e.g., AUX).
3. Press sequence of device and command buttons (e.g., TV POWER, INPUT, DVD POWER).
4. Press MACRO again to save. Test macro by pressing assigned button.

Factory Reset: Clears all programming and restores default settings. Press and hold TV and DVD buttons simultaneously for 5 seconds until all mode lights flash.

Care & Maintenance

Clean with dry, soft cloth. Avoid liquids and abrasive cleaners.

CAUTION! Do not expose to extreme temperatures, humidity, or direct sunlight. Replace batteries promptly when low to prevent leakage.

Regulatory Information

FCC Compliance: This device complies with Part 15 of FCC Rules. Operation is subject to condition that device does not cause harmful interference. Sony and RMT-D108A are trademarks of Sony Corporation. For support, visit www.sony.com/remotesupport or contact Sony Customer Service at 1-800-222-7669.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Remote not working	Dead batteries, obstruction, wrong mode	Replace batteries; ensure line of sight; select correct device button.
Cannot program device	Incorrect code, device not supported	Try auto code search; verify device compatibility; use learning function.
Learning function fails	Original remote not IR, distance too far	Ensure original remote uses infrared; place remotes closer (1-2 inches).
Buttons work intermittently	Weak batteries, dirty contacts	Replace batteries; clean battery contacts with dry cloth.
Macro not executing	Sequence too long, timing issue	Re-record macro with shorter sequence; pause briefly between commands during recording.

Reset: Perform factory reset to clear all custom programming if remote behaves erratically.

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