Sony RMT-D142O Manual

The Sony RMT-D142O is a universal remote control designed for compatibility with a wide range of Sony audio/video equipment. It features infrared (IR) operation, a comprehensive button layout for TV, DVD, and audio system control, programmable functions, and a user-friendly design. Below are key sections covering overview, features, setup, programming, operation, maintenance, and troubleshooting.

Features at a Glance

Key components: Infrared transmitter, Mode selection buttons (TV, DVD, AUDIO), Numeric keypad, Navigation pad, Power control, Volume/Channel controls, and Special function keys.

Feature	Description
Infrared Operation	Wireless control up to approximately 7 meters (23 feet)
Multi-Device Control	Controls up to 3 devices (TV, DVD, Audio System)
Direct Code Entry	Manual programming via 3-digit codes
Auto Power Search	Automatic code search function
Learning Function	Can learn commands from original remotes (if supported)
Ergonomic Design	Comfortable grip and logically arranged buttons
Battery Indicator	Low battery warning via dimming LED or reduced range
Macro Function	Execute multiple commands with one button (if available)
Backlight	Illuminated buttons for low-light conditions (if applicable)
Child Lock	Prevents accidental operation

Package Contents

Unpack and verify all items are present.

1. Sony RMT-D142O Remote Control (1 unit)
2. AAA size batteries (2 pieces)
3. User Manual (this document)
4. Quick Start Guide (may be included)
5. Code List booklet for supported brands and devices

NOTE: If any item is missing or damaged, contact your retailer or Sony support.

Initial Setup & Battery Installation

Prepare the remote for first use by installing batteries.

1. Turn the remote over and locate the battery compartment cover on the back.
2. Slide the cover in the direction of the arrow to open it.
3. Insert two AAA batteries, observing the correct polarity (+/-) markings inside.
4. Replace the cover by sliding it back until it clicks into place.
5. Test the remote by pointing it at your device and pressing the POWER button for the corresponding mode (e.g., TV).

WARNING! Do not mix old and new batteries or different battery types. Remove batteries if the remote will not be used for an extended period to prevent leakage.

Specifications

• Model: RMT-D142O
• Power Source: DC 3V (Two AAA batteries)
• Operating Range: Approx. 7 m (23 ft), angle approx. ±30 degrees
• Transmission System: Infrared pulse modulation
• Supported Devices: TVs, DVD/Blu-ray players, Audio systems, Set-top boxes (codes dependent)
• Dimensions (approx.): 150 mm x 50 mm x 20 mm (W x H x D)
• Weight (approx.): 80 g (including batteries)
• Operating Temperature: 0°C to 40°C (32°F to 104°F)
• Compatibility: Designed for Sony products; may control other brands with correct code

Button Layout & Functions

Familiarize yourself with the remote's control buttons.

Top Section: POWER (turns selected device on/off), MODE buttons (TV, DVD, AUDIO select which device to control).

Center Section: Numeric Keypad (0-9, for direct channel entry), Navigation Pad (Up/Down/Left/Right, OK/ENTER), MENU, GUIDE/INFO, EXIT/BACK.

Media Control Section: PLAY, PAUSE, STOP, PREV (Previous), NEXT, FF (Fast Forward), REW (Rewind).

Audio/Channel Section: VOLUME +/-, CHANNEL +/-, MUTE.

Special Buttons: INPUT/SOURCE (switch input source), SUBTITLE, AUDIO (switch audio track), RECALL (last channel), SLEEP (timer).

Programming the Remote

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

1. Auto Code Search (Power Search):
   • Turn on the device you want to control (e.g., TV).
   • Press and hold the corresponding MODE button (e.g., TV) and the POWER button simultaneously until the mode light stays on.
   • Point the remote at the device and repeatedly press the POWER button. Release when the device turns off.
   • Press the OK/ENTER button to store the code. Test other functions (Volume, Channel).
2. Direct Code Entry:
   • Find the 3-digit code for your device brand/model from the supplied code list.
   • Press and hold the MODE button (e.g., TV) until the mode light stays on.
   • Enter the 3-digit code using the numeric keypad. The mode light will blink twice if accepted.
   • Point the remote at the device and press POWER to test. If the device turns off, programming is successful.
3. Learning Function (if available):
   • Place the original remote head-to-head with the RMT-D142O (approx. 3 cm apart).
   • Press and hold the LEARN button (if present) and the target button on the Sony remote until the indicator lights.
   • Press the desired button on the original remote. The Sony remote's light will blink and then stay on to confirm learning.
   • Test the learned command.

Tip: Keep the code list for future reference. If the remote loses programming, repeat the steps.

Operating Your Devices

After programming, use the remote to control your equipment.

1. Select the device mode by pressing TV, DVD, or AUDIO. The corresponding indicator should light up or change.
2. Point the remote directly at the infrared sensor on your device (usually on the front panel).
3. Use the appropriate buttons:
   • TV Mode: POWER, numeric keys, CHANNEL, VOLUME, MENU, INPUT.
   • DVD Mode: POWER, PLAY/PAUSE/STOP, navigation, MENU, TITLE, SUBTITLE.
   • AUDIO Mode: POWER, VOLUME, MUTE, PLAY/PAUSE, MODE (for source selection).
4. To control a different device, press its mode button first.

Note: Some functions may not be available for all brands/models. Refer to the code list for function compatibility.

Advanced Functions

Utilize additional features for enhanced control.

Macro Programming (if supported): Record a sequence of commands to a single button (e.g., "Watch DVD" macro: Turn on TV, switch to AV input, turn on DVD player). Consult the advanced manual for specific steps.

Locking the Remote (Child Lock): Press and hold a specific combination (e.g., LOCK + MODE) to disable buttons except POWER. Repeat to unlock.

Resetting the Remote: To clear all programming and restore factory defaults, remove batteries, press and hold POWER for 10 seconds, then reinsert batteries. Note: This erases all learned codes and settings.

Care & Maintenance

Proper care ensures long-lasting performance.

1. Use a soft, dry cloth to clean the remote. Do not use solvents, abrasives, or chemical cleaners.
2. Avoid exposing the remote to extreme temperatures, humidity, direct sunlight, or water.
3. Replace batteries when the operating range decreases significantly or the indicator dims.
4. Store the remote in a safe place away from children and pets to prevent damage or accidental button presses.

CAUTION! Do not disassemble the remote. There are no user-serviceable parts inside.

Regulatory Information

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

This product contains a lithium battery (if applicable for backlight). Dispose of batteries according to local regulations. Do not incinerate.

Sony and the Sony logo 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 does not work	Dead batteries, incorrect mode, obstruction, out of range	Replace batteries; select correct mode; point directly at device sensor; reduce distance/angle.
Only some buttons work	Incorrect code, partial compatibility	Reprogram using a different code from the list; some functions may not be supported for your model.
Remote works intermittently	Weak batteries, low battery, interference from bright light	Replace batteries; avoid direct sunlight or strong fluorescent light on the device's IR sensor.
Cannot program codes	Invalid code, procedure error, device not supported	Verify code from list; follow steps exactly; try Auto Search; check device compatibility.
Learning function fails	Original remote not IR, distance too far, button not learnable	Ensure original remote is IR (not RF); place remotes closer (1-3 cm); some buttons (POWER, complex signals) may not be learnable.
Indicator light does not come on	Batteries inserted incorrectly, dead batteries	Check battery polarity; replace batteries.

Reset: Remove batteries, press all buttons for 10 seconds, then reinstall batteries to clear static charge.

Service: For persistent issues, contact Sony Support: 1-800-222-7669 or www.sony.com/support.