Sony RMT-D140A Manual

The Sony RMT-D140A is a universal infrared remote control designed for use with various Sony audio/video components. It features a comprehensive button layout for TV, VCR, DVD, and audio system control, programmable functions, learning capabilities for non-Sony devices, macro functions for multi-step operations, and a backlit display for low-light use. Powered by two AA batteries. Below are key sections for overview, features, setup, programming, operation, and troubleshooting.

Features at a Glance

Key components: LCD display, Mode selection buttons (TV, VCR, DVD, AUDIO), Numeric keypad, Navigation pad, Function buttons (PLAY, STOP, etc.), Macro buttons, Learning sensor, Battery compartment.

Feature	Description
Mode Selection	TV, VCR, DVD, AUDIO buttons to control different devices
Numeric Keypad	For direct channel/input selection
Navigation Pad	Directional arrows and ENTER for menu navigation
Function Buttons	Play, Stop, Pause, Record, Fast Forward, Rewind
Macro Buttons (M1, M2, M3)	Store and execute multi-command sequences
Learning Sensor	Front IR receiver for learning codes from other remotes
Backlit Display	Illuminates buttons in low-light conditions
Battery Compartment	Holds two AA batteries
Setup Button	Accesses programming and learning modes
Power Button	Turns controlled devices on/off

Package Contents

Unpack and verify all items are present.

1. Sony RMT-D140A Remote Control (1 unit)
2. User Manual (this document)
3. Quick Start Guide (1 sheet)
4. Batteries (AA x 2, pre-installed for testing)

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

Initial Setup

Prepare the remote for first use.

1. Install batteries: Open battery compartment, insert two AA batteries observing correct polarity (+/-).
2. Test remote: Point at a Sony device, press corresponding mode button (e.g., TV), then POWER to turn on.
3. Select device code: If device does not respond, use auto-search or manual code entry (see Programming section).
4. Activate backlight: Press LIGHT button to illuminate keypad (if equipped).

CAUTION! Use only recommended battery type. Do not mix old and new batteries.

Specifications

• Model: RMT-D140A.
• Type: Universal Infrared Remote Control.
• Power Source: 2 x AA batteries (DC 3V).
• Battery Life: Approximately 6 months with typical use.
• Operating Range: Up to 7 meters (23 feet) at angle up to ±30 degrees.
• Supported Devices: TVs, VCRs, DVD/Blu-ray players, Audio systems, Set-top boxes.
• Learning Capacity: Up to 20 commands from other remotes.
• Macro Memory: Stores 3 sequences (M1, M2, M3).
• Dimensions: Approx. 220mm x 55mm x 25mm.
• Weight: Approx. 150g (including batteries).

Button Layout & Functions

Top section: Mode buttons (TV, VCR, DVD, AUDIO). Center: Navigation pad, numeric keypad, playback controls. Bottom: Macro buttons, SETUP, LIGHT.

Key Functions: POWER (turns device on/off), INPUT (cycles video sources), VOLUME +/- (adjusts audio level), MUTE (silences audio), MENU (accesses device menu), GUIDE (displays program guide if supported), EXIT (closes menus).

Playback: PLAY, STOP, PAUSE, REC, FF (Fast Forward), REW (Rewind), SKIP/SEARCH (chapter/track skip). Navigation: Arrow keys (Up/Down/Left/Right), ENTER (select), RETURN/BACK.

Programming the Remote

To control a device, program the remote with the correct code.

1. Turn on the device you want to control.
2. Press and hold SETUP until mode button blinks twice.
3. Enter 3-digit code for your device brand/model (see code list in manual).
4. Press POWER to test. If device turns off, press ENTER to save. If not, repeat with another code.
5. Auto-search: If code unknown, press CH+ repeatedly until device turns off, then save.

Tip: Keep original remote for reference. Write down successful codes.

Using Macro Functions

Macros automate multiple commands with one button press.

1. Clear macro memory: Press SETUP + M1 (or M2/M3) for 3 seconds until light flashes.
2. Record macro: Press SETUP, then press macro button (M1) to start recording. Press desired sequence of buttons (e.g., TV POWER, DVD POWER, INPUT HDMI1). Press macro button again to stop.
3. Execute macro: Press the programmed macro button. Remote sends stored sequence.
4. Maximum steps: Up to 20 commands per macro.

WARNING! Do not point remote away during macro recording. Ensure devices are in range.

Learning Functions

Teach the remote commands from another remote (for non-Sony devices).

1. Place remotes facing each other, 2-3 cm apart.
2. Press SETUP + LEARN (if dedicated) or hold SETUP until LEARN indicator lights.
3. On RMT-D140A, press button you want to program (e.g., AUX POWER).
4. On original remote, press corresponding button to transmit code.
5. Repeat for other buttons. Press SETUP to exit.

NOTE: Some proprietary codes may not be learnable. Learning may reduce operating range.

Care & Maintenance

Remove batteries if not used for extended periods. Clean with dry, soft cloth. Do not use solvents or water.

CAUTION! Avoid dropping; keep away from heat, humidity, and direct sunlight.

Regulatory Information

FCC ID: AK8RMTD140A. This device complies with Part 15 of FCC Rules. Operation subject to conditions: (1) device may not cause harmful interference, (2) device must accept any interference received. Changes not approved by Sony may void user authority to operate. Sony and the Sony logo are trademarks of Sony Corporation. For support, visit www.sony.com/remotesupport or contact 1-800-222-7669.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Remote not working	Dead batteries, obstruction	Replace batteries; ensure clear line of sight to device IR sensor.
Device does not respond	Wrong mode or code	Press correct mode button; reprogram with correct code.
Short operating range	Weak batteries, interference	Replace batteries; remove obstacles; avoid fluorescent lighting.
Macro not executing fully	Out of range, delay needed	Point remote throughout sequence; add pause between commands during programming.
Learning fails	Incompatible remote, distance	Use original remote; ensure close proximity (2-3 cm); try different button.
Buttons unresponsive	Battery corrosion, damage	Clean battery contacts; if physical damage, contact service.

Reset: Remove batteries, press all buttons for 10 seconds, reinsert batteries to restore factory defaults.

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