Grundig Vision 4 32-4806 T User Manual

TV Service Manual
Zusätzlich erforderliche Unterlagen für den Komplettservice
Additionally required Service Documents for the Complete Service
Service
Manual
Materialnummer / Part Number 720100538000
Änderungen vorbehalten / Subject to alteration
TCC 1108 HH • Prepared in Germany
http://www.grundig.com
Chassis SE
Toronto
26-7831 T GBH3126
Vision 6
42-6831 T GBH1342
37-6831 T GBH1337
32-6831 T GBH1332
32-6832 T ECO GBH1232
26-6831 T GBH1326
26-6832 T ECO GBH1226
26-6832 F T ECO GBH1227
Vision 4
42-4831 T GBH2442
37-4831 T GBH2437
32-4831 T GBH2432
32-4806 T GBH2332
26-4806 T GBH2326
Vision 3
37-3831 T GBH1537
32-3831 T GBH1532
32-3831 F T GBH1533
26-3831 T GBH1526
Sicherheit
Safety
Materialnr./Part No.
720108000001
NUR FÜR INTERNEN GEBRAUCH
FOR INTERNAL USE ONLY
Vorabversion
Preliminary Version

Grundig Vision 4 32-4806 T Specifications

General

Brand	Grundig
Model	Vision 4 32-4806 T
Category	TV
Language	English

Summary

General Section

Service and Special Functions

Accessing and using service and special operational modes.

Layout of the PCBs and Circuit Diagrams

Power Supply

Schematic and layout of the power supply unit.

PCB YCR190R-3

Component layout and circuit diagram for YCR190R-3 main board.

PCB YCR190R-4

Component layout and circuit diagram for YCR190R-4 main board.

Power Supply Board (Principal Circuit)

Principal circuit diagram for the power supply board.

Spare Parts Lists

Technical Data - Vision 6 Series

Technical Data - Vision 6 Series (Continued)

Technical Data - Vision 4 Series

Technical Data - Vision 4 Series (Continued)

Technical Data - Vision 3 Series

Technical Data - Toronto Series

Technical Data - Vision 3 Series (Continued)

Technical Data - Toronto Series (Continued)

Comfort Functions - Parental Control

Block Programme

Blocking specific TV channels using a PIN code.

Convenience Functions - Parental Control

Block a television channel

Steps to block specific channels using a PIN.

Service and Special Functions

Calling up the Service Mode

Steps to enter the service mode using a code.

Exit the Service Mode

Steps to exit the service mode.

1. Basic Settings

Table showing basic configuration settings in service mode.

Service and Special Functions (Continued)

3. Channel Search

Procedure for performing an automatic channel scan.

Layout of PCBs and Circuit Diagrams - Power Supply

Power Supply Circuit Diagram

Schematic diagram for the power supply unit.

Layout of PCBs and Circuit Diagrams - Power Supply (Continued)

Power Supply Circuit Diagram (Continued)

Continuation of the power supply unit schematic.

Layout of PCBs and Circuit Diagrams - Inputs

Full SCART Connection Diagram

Detailed schematic for the SCART input connections.

Layout of PCBs and Circuit Diagrams - Inputs (Continued)

VGA Input Diagram

Schematic diagram for the VGA PC input.

Component Input Y/Pb/Pr Diagram

Schematic for component video and audio inputs.

HDMI Input Sockets Diagram

Circuit diagrams for the HDMI input sockets.

Layout of PCBs and Circuit Diagrams - Tuner

Tuner Circuit Diagram (PCB R-3)

Schematic for the onboard tuner module (PCB R-3).

Layout of PCBs and Circuit Diagrams - Tuner (Continued)

Tuner Circuit Diagram (Continued)

Continuation of the onboard tuner module schematic.

TDA9885/TDA9886 IC Diagram

Circuit diagram for the TDA9885/TDA9886 integrated circuit.

Layout of PCBs and Circuit Diagrams - Tuner Module

Tuner Module Circuit Diagram

Schematic diagram for the tuner module.

Layout of PCBs and Circuit Diagrams - COFDM Demodulator

MSB1200 IC Diagram

Schematic for the MSB1200 COFDM demodulator IC.

Layout of PCBs and Circuit Diagrams - Scaler

Scaler IC Connections

Circuit diagram detailing the connections to the scaler IC.

Layout of PCBs and Circuit Diagrams - Scaler (Continued)

Scaler IC Configuration Selection

Circuitry related to IC configuration selection for the scaler.

Scaler IC Pinout and Connections

Pinout and connection details for the main scaler IC.

DDR-SDRAM Data Interface

Diagram showing the DDR-SDRAM data interface connections.

SPI Flash and EEPROM Circuits

Circuit diagrams for SPI flash memory and EEPROM.

LVDS Interface Diagram

Circuit diagram for the LVDS interface.

Layout of PCBs and Circuit Diagrams - Scaler (PCB R-3)

Layout of PCBs and Circuit Diagrams - Scaler (PCB R-4)

Layout of PCBs and Circuit Diagrams - SUB_MCU

SUB_MCU Circuit Diagram (PCB R-4)

Schematic diagram for the SUB_MCU microcontroller.

Layout of PCBs and Circuit Diagrams - PCMCIA

PCMCIA Interface Diagram

Circuit diagram for the PCMCIA interface.

Layout of PCBs and Circuit Diagrams - Audio Amplifier

Audio Amplifier IC (TPA3121D2)

Schematic of the audio amplifier IC and its connections.

Audio Amplifier IC (TPA3124D2)

Schematic of the audio amplifier IC and its connections.

Component Layout - Chassis Board YCR190R-3

Component Layout - Chassis Board YCR190R-3 (Continued)

Component Layout - Chassis Board YCR190R-4

Component Layout Diagram

Visual layout of components on the YCR190R-4 main board.

Component Layout - Chassis Board YCR190R-4 (Continued)

Component Layout Diagram (Continued)

Visual layout of components on the YCR190R-4 main board.

Layout of PCBs and Circuit Diagrams - Power Supply Board

Power Supply Board Schematic

Schematic diagram of the power supply board.

Layout of PCBs and Circuit Diagrams - Power Supply Board (Continued)

Power Supply Board Schematic (Continued)

Continuation of the power supply board schematic.