This document provides a comprehensive service and operating manual for the Sony Trinitron Color TV, specifically covering models KV-XR29M50, KV-XR29M61, KV-XR29M80, and KV-XR25M50, among others. The TV operates on a BX1 chassis.
Function Description:
The Sony Trinitron Color TV is designed for home use, offering a range of features for viewing television programs and connecting to various external components. It incorporates a self-diagnosis function to assist in troubleshooting and maintenance. The TV's core function is to display color television broadcasts, with support for multiple TV and color systems.
Important Technical Specifications:
- Power Requirements: 110-240 V AC, 50/60 Hz.
- Power Consumption: Indicated on the rear of the TV.
- Television System: Supports B/G, I, D/K, M.
- Color System: Compatible with PAL, PAL 60, SECAM, NTSC3.58, and NTSC4.43.
- Stereo/Bilingual System: Includes NICAM Stereo/Bilingual B/G, I, and A2 Stereo/Bilingual B/G (specific to KV-XR34M61/XR29M61 models). Some models (KV-XR25P52) also support A2 Bilingual.
- Teletext Language: English, French (specific to KV-XR34M61/XR29M61 models).
- Channel Coverage:
- B/G: VHF E2-E12, UHF E21-E69, CATV S01-S03, S1-S41.
- I: UHF B21-B68, CATV S01-S03, S1-S41.
- D/K: VHF C1-C12, R1-R12, UHF C13-C57, R21-R60, CATV S01-S03, S1-S41, Z1-Z39.
- M: VHF A2-A13, UHF A14-A79, CATV A-8-A-2, A-W+4, W+6-W+84.
- Antenna Input: 75-ohm external terminal.
- Audio Output (Speaker): 5 W + 5 W (some models like KV-XR29M83/XR29M53 offer 6 W + 6 W, and some models have a 12 W 3D Woofer).
- Number of Terminals:
- Video (Input): 3 inputs, 1 output (Phono jacks; 1 Vp-p, 75 ohms).
- Audio (Input): 3 inputs, 1 output (Phono jacks; 500 mVrms).
- Component Video (Input): 1 input (Phono jacks; Y: 1 Vp-p, 75 ohms, sync negative; CB: 0.7 Vp-p, 75 ohms; CR: 0.7 Vp-p, 75 ohms; Audio: 500 mVrms).
- Headphone Output: 1 (Stereo minijack).
- Picture Tube Sizes: Available in 34 in., 29 in., and 25 in. (measured diagonally).
- Tube Size (cm): 86, 72, 64.
- Screen Size (cm): 80, 68, 60.
- Dimensions (w/h/d, mm):
- 34 in. model: 895 × 674 × 590.
- 29 in. model: 772 × 576 × 516 (some 29 in. models are 772 x 603 x 516).
- 25 in. model: 696 × 513 × 499.
- Mass (kg):
- 34 in. model: 78.
- 29 in. model: 49 (some 29 in. models are 54).
- 25 in. model: 38.
Usage Features:
- Initial Setup: Guides users through language selection, automatic channel presetting, and picture position adjustment.
- Remote Control: A comprehensive remote commander (RM-W103/RM-W104) allows for full control of TV functions, including power, volume, program selection, picture size, mute, on-screen information display, input selection, number input, surround mode options, and factory reset.
- Menu Adjustment: An intuitive menu system allows users to customize picture (mode, adjustment, color temperature, VM, intelligent picture), sound (mode, adjustment, balance, intelligent volume, surround), timer (sleep timer, wake up timer), channel setup (auto program, manual program, TV system, program label, program block), and general setup (language, picture rotation, wide mode, video label, color system) settings.
- Picture Modes: Dynamic (high contrast), Standard (normal), Soft (mild), and Personal (user-adjusted settings).
- Sound Modes: Dynamic (clear, emphasizes high/low tones), Drama (emphasizes voice/high tones), Soft (natural, relaxing), and Personal (user-adjusted settings).
- Teletext: For supported models (KV-XR34M61/XR29M61), Teletext allows access to information services, including page navigation, content overview, concealed information, display enlargement, standby for specific pages, and FASTEXT menus.
- Stereo/Bilingual Programs: For supported models, users can select between NICAM stereo, NICAM bilingual, NICAM monaural, A2 stereo, and A2 bilingual modes.
- Connecting External Components: The TV provides multiple terminals for connecting camcorders, video game equipment, VCRs, DVD players, and audio systems. This includes video input terminals (Phono jacks), component video input terminals (Y, CB, CR), and monitor output terminals.
- 3D Woofer: For specific models (KV-XR29M83/XR29M53), a 3D Woofer can be connected for enhanced sound quality.
Maintenance Features:
- Self-Diagnosis Function: The TV includes a self-diagnosis function indicated by the STANDBY/TIMER lamp flashing a specific number of times, translating to a probable source of the problem. This function can also display past failure occurrences.
- Service Mode: Allows technicians to perform detailed circuit adjustments using the remote commander, including geometry, white balance, and deflection adjustments.
- Reset Function: A dedicated RESET button on the remote control can restore the TV to factory settings, which may resolve certain problems.
- Troubleshooting Guide: The manual provides a comprehensive troubleshooting guide for common issues like snowy pictures, noisy sound, distorted pictures, no picture, no sound, dotted lines/stripes, double images/ghosts, no color, picture slant, abnormal color patches, TV not receiving stereo broadcast sound, and TV cabinet creaks.
- Safety Warnings: Emphasizes critical safety precautions, including high voltage presence, proper power cord handling, battery removal for extended storage, avoiding blocking ventilation, and not opening the cabinet. It also highlights safety-related components that must be replaced with Sony parts.
- Disassembly Instructions: Detailed steps for removing the rear cover, speakers, chassis assembly, picture tube, and various circuit boards (F, H3, A, D3, J1) are provided for service and repair.
- Circuit Adjustments: Instructions for beam landing, convergence, focus, G2 (SCREEN), white balance, sub-bright, and picture distortion adjustments are included.
- Diagrams: Block diagrams, circuit board locations, schematic diagrams for various boards (C, A-Processor, A-Audio, A-Power Supply/Deflection, A-Tuner, A-Jack, A-Heat Sink/D3/J1, H3, F/VM), voltage measurements, waveforms, printed wiring board layouts, parts locations, and semiconductor details are provided for in-depth technical analysis and repair.
- Parts Lists: Detailed electrical parts lists are provided for various components, including capacitors, connectors, diodes, ferrite beads, filters, ICs, jacks, coils, neon lamps, transistors, and resistors, with specific part numbers and remarks for different models.
Need help?
To Next Page
General