Brand: HITACHI
Category: TV
Document Type: Manual
Language: EN
Available Languages: EN , ES
Manual for 31CX5B
Uploaded: Nov. 21, 2025, 8:18 p.m.
Warranty Information
Service will be rendered in accordance with the terms of the limited warranty as stated on your warranty card or operating guide.
- Important Safeguards: Read all instructions before use. Follow all warnings and instructions marked on the television receiver.
- Power Source: Operates on 120 volts 60 Hz AC household current.
- Antenna Connection: Connect to VHF/UHF antenna terminal.
- Front Panel Controls: Includes AVX, Volume, Channel, Power, Menu, Enter, and Cursor buttons. Also has front input jacks for video and audio.
- Rear Panel Jacks: Includes antenna input, audio/video inputs, audio to Hi-Fi output, and S-Video input.
- External Connections: Diagrams provided for connecting VCRs, video disc players, video cameras, and audio amplifiers.
- Picture Adjustments: Use the VIDEO menu to adjust contrast, color, tint, brightness, and sharpness.
- Audio Adjustments: Use the AUDIO menu to set balance, bass, treble, and select sound effects like STEREO, SAP, MONO, and SURROUND.
- Care: Dust with a soft cloth, clean with a damp cloth, and avoid extreme heat, humidity, and dust.
- Troubleshooting: A table is provided to help identify and resolve common reception and picture problems.
Troubleshooting and error codes
| SYMPTOMS | CHECK THESE ITEMS AND TRY THESE ADJUSTMENTS | CHECK THESE ITEMS AND TRY THESE ADJUSTMENTS | |||||||||||
| Be sure external connection is correct | Be sure power cord is plugged in | Be sure TV is switched "ON" | Try another channel (station trouble) | Check antenna connections (back of TV) | Check antenna for broken lead-in wire | Check outside antenna | Check for local interference | Adjust Picture control | Adjust Black level control | Adjust Color control | Adjust Tint control | Adjust Volume control | |
| No picture, no sound | • | • | • | • | • | • | • | • | • | • | • | • | • |
| Sound OK, picture poor | • | • | • | • | • | • | • | • | • | • | • | • | • |
| Picture OK, sound poor | • | • | • | • | • | • | • | • | • | • | • | • | • |
| Picture blurred | • | • | • | • | • | • | • | • | • | • | • | • | • |
| Lines or streaks in picture | • | • | • | • | • | • | • | • | • | • | • | • | • |
| Poor reception on some channels | • | • | • | • | • | • | • | • | • | • | • | • | • |
| No color | • | • | • | • | • | • | • | • | • | • | • | • | • |
| Poor color | • | • | • | • | • | • | • | • | • | • | • | • | • |