What to do if 5V or 0V at IC541 pin 40 is not detected in my JVC KD-S31 Car Receiver?
- MMandy MunozJul 30, 2025
If you are not detecting 5V or 0V at IC541 pin 40, check for proper operation of the feed section and power supply.
What to do if 5V or 0V at IC541 pin 40 is not detected in my JVC KD-S31 Car Receiver?
If you are not detecting 5V or 0V at IC541 pin 40, check for proper operation of the feed section and power supply.
How to troubleshoot no 5V at IC501 pin 20 on my JVC KD-S31 Car Receiver?
If there is no 5V present at IC501 pin 20, ensure proper power supply connections.
Type | Car Receiver |
---|---|
Max Power Output | 50W x 4 |
FM Tuner | Yes |
AM Tuner | Yes |
CD Playback | Yes |
MP3 Playback | Yes |
USB Port | No |
Aux Input | Yes |
Bluetooth | No |
Detachable Face | Yes |
Channels | 4 |
WMA Playback | Yes |
Display | LCD |
Details Class 1 laser product safety and cautions regarding laser radiation exposure.
Provides crucial warnings for safe operation, including driving safety advice.
Explains how to reset the microcomputer and forcibly eject a disc.
Explains the visual and textual methods used for clarity in manual explanations.
Details how to navigate through various functions using the MODE button and number buttons.
Provides a detailed breakdown and identification of all buttons and display elements on the control panel.
Details the main elements, features, and battery installation for the RM-RK60 remote.
Covers basic operations like powering on/off, source selection, and volume adjustment.
Instructions on how to disable the automatic display demonstration mode.
Step-by-step instructions for accurately setting the current time.
Guides on tuning into radio stations manually and using the station search function.
Tips for enhancing reception when FM stereo broadcasts are weak.
Details the automatic SSM and manual methods for preset station storage.
Steps for manually saving a radio station to a specific preset number.
Instructions on how to select and listen to previously stored radio stations.
Guide to inserting and playing various disc types, including information display.
Instructions for connecting and operating a compatible JVC CD changer with the receiver.
Details on fast-forwarding, reversing, and moving between tracks and folders on MP3/WMA discs.
How to directly select specific tracks or folders on a disc using numeric input.
Instructions on how to lock a disc in the loading slot to prevent accidental ejection.
Details on how to cycle through different data displays (e.g., track title, artist, clock) during playback.
Guide to choosing and activating repeat play (track/folder/disc) and random play modes.
How to select genre-based preset sound equalization modes for optimal listening.
Detailed steps for adjusting bass, treble, fader, balance, loudness, and volume levels.
Guide to configuring PSM items like display demonstration, clock, and time zone settings.
Covers settings for DST, SIRIUS ID, Dimmer, Scroll, EXT IN, TAG DISP, AMP GAIN, and AREA.
Instructions on how to safely remove and reattach the detachable control panel from the unit.
Steps for connecting and playing audio from external sources via the EXT IN input.
Overview of SIRIUS satellite radio service, channels, and connection requirements.
Guide to tuning into SIRIUS radio channels and selecting specific categories for listening.
Instructions on how to store favorite SIRIUS channels into preset memory slots.
How to select and listen to previously stored SIRIUS radio channels.
Guidance on cleaning unit connectors, discs, and proper disc handling techniques.
Steps to follow if moisture condensation occurs inside the CD player.
Details on supported MP3/WMA formats, disc types, and playback limitations.
Specifies conditions for MP3/WMA playback, unsupported files, and character display limits.
Procedures for changing playback sources and ejecting discs from the unit.
Covers common problems like no sound, receiver malfunction, and radio tuning difficulties.
Solutions for issues such as discs not playing, noise generation, and incorrect time display.
Addresses common error messages and operational issues with the CD changer.
Resolves common problems and error messages encountered with the SIRIUS radio.
Detailed technical specifications for the audio amplifier and CD player sections.
Specifications for the tuner section and general unit parameters including power, dimensions, and operating temp.