Grundig 40 VLE 4420 BM User Manual

TV Service Manual
Zusätzlich erforderliche Unterlagen für den Komplettservice
Additionally required Service Documents for the Complete Service
Service
Manual
Sicherheit
Safety
Materialnr./Part No.
720108000001
Chassis TY
22 VLE 521 BG NRU000
22 VLE 521 SG NRT000
22 VLE 4400 BM NQQ000
22 VLE 4400 WM NQR000
22 VLE 4421 BF NPQ000
22 VLE 4520 BF MMH000
22 VLE 5400 BN NQS000
22 VLE 5421 BG NJN000
22 VLE 5421 SG NJP000
22 VLE 5421 WG NJQ000, NPU000
22 VLE 5520 SG MLL000
22 VLE 5520 WG MLH000
28 VLE 4400 BM NHD000
28 VLE 4401 BF NFX000, NHL000
28 VLE 4500 BF MMJ000
28 VLE 5401 BG NJR000
28 VLE 5401 SG NJS000
28 VLE 5401 WG NJT000, NPV000
28 VLE 5500 BG MLV000, MPH000
28 VLE 5500 SG MLM000
28 VLE 5500 WG MLJ000
32 VLE 555 BG NMW000
32 VLE 685 BG NSL000
32 VLE 4400 BM NHE000
32 VLE 4401 BF NFY000, NHM000
32 VLE 5400 BN NHF000
32 VLE 5401 BG NJW000
32 VLE 5401 WG NPW000
32 VLE 5405 SG NUG000
32 VLE 5405 WG NUH000
32 VLE 5406 BG MHM000
40 VLE 521 BG MGV000
40 VLE 555 BG NHZ000
40 VLE 685 BG NJA000
40 VLE 4420 BM NHG000
40 VLE 4421 BF NFZ000, NHN000
40 VLE 5420 BN NHH000
40 VLE 5421 BG NJU000, NLD000
40 VLE 5421 WG NPX000
40 VLE 5425 WG MJM000
48 VLE 555 BG NTC000
48 VLE 685 BG NSN000
48 VLE 4420 BM NHJ000
48 VLE 4421 BF NGA000, NHP000
48 VLE 5420 BN NHK000
48 VLE 5421 BG NJV000, NLE000
HAMBURG
28 CLE 5407 BG NJB000
32 CLE 5407 BG NJC000
32 CLE 5407 SG NUJ000
40 CLE 5427 BG NJD000
48 CLE 5427 BG NJE000, NLE000
NUR FÜR INTERNEN GEBRAUCH
FOR INTERNAL USE ONLY
Materialnummer / Part Number 720100567000
Änderungen vorbehalten / Subject to alteration
TCC 0315…0514 MP • Prepared in Germany
http://www.grundig.com

Grundig 40 VLE 4420 BM Specifications

General

Screen Size	40 inches
Display Type	LED
HDMI Ports	3
USB Ports	1
Wi-Fi	No
Smart TV	No
Backlight Technology	Edge LED
Bluetooth	No
Sound Output	20W
Resolution	1920 x 1080 pixels
Digital TV Standard	DVB-T/C

Summary

General Notes and Safety Precautions

Wiring Guidelines

Guidelines for routing and managing cables during repairs to prevent future failures.

Safe Measurement Procedures

Instructions for taking oscilloscope measurements on semiconductors safely to avoid component damage.

Operating Instructions and TV Connections

Television Set Connections Overview

Diagram and labels for all TV input/output connectors.

Remote Control Main Functions Overview

Overview of key remote control buttons and their primary functions.

Menu Navigation

Explains how to use the navigation buttons within the TV menus.

Convenience Functions

Parental Control Settings

Authorizing programmes based on content suitability and access levels.

PIN Code Management

Changing the default PIN code to a personal one.

Channel Locking

Locking individual TV channels using a personal PIN code.

Service and Special Functions

Service Mode Activation

Steps to enter the service mode using the MENU button and code.

Basic Settings Overview

Table detailing initial settings and configurations for various models.

PCB Layout and Block Diagrams

Chassis Board VTY190R-3 Component Layout

Component layout and connections for the VTY190R-3 chassis board.

Block Circuit Diagram VTY190R-3

Overview of major functional blocks and their interconnections.

Scaler Block Schematic

Schematic detailing the scaler and associated video/audio processing.