Emerson 6420FE service manual Diagram, L2401BLP

Page 26

CAUTION !

 

 

 

 

Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit.

 

 

 

 

If Main Fuse (F601) is blown, check to see that all components in the power supply

 

 

CAUTION: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE,

NOTE :

 

 

circuit are not defective before you connect the AC plug to the AC power supply.

 

 

REPLACE ONLY WITH SAME TYPE 4 A, 125V FUSE.

The voltage for parts in hot circuit is measured using

 

 

Otherwise it may cause some components in the power supply circuit to fail.

4A/125V ATTENTION: UTILISER UN FUSIBLE DE RECHANGE DE MÊME TYPE DE 4A, 125V.

hot GND as a common terminal.

HOT CIRCUIT. BE CAREFUL.

Power Supply

4A/125V

 

 

F601

L601

D605 - D608

4A/125V

 

 

HOT

COLD

MAIN CBA

 

 

T601

DEF +B

 

 

 

TP601

PROTECT-2

 

 

 

+B

(TO PIN 67 OF IC111)

Block

AC601

LINE BRIDGE

FILTER RECTIFIER

6

7

+B

6-5

AC CORD

CN691

DG691

DEGAUSSING

COIL

PS691

Q601

SWITCHING

Q602

LIMITER

 

 

 

 

 

AL+33V

 

 

 

 

Q672

Q111

BACK-UP

 

 

 

 

 

 

 

 

 

+5V

 

 

 

 

10

SWITCHING

P-ON+5V

 

 

 

SWITCHING

 

 

 

 

 

 

 

 

 

 

 

 

+5V-CTRL2

 

 

 

 

 

Q321

(TO PIN 18 OF IC111)

 

 

 

 

 

 

 

 

 

 

+9V

AL+9V

 

4

 

8

 

SWITCHING

 

 

Q673

 

 

 

 

 

 

 

 

 

 

 

SWITCHING

 

 

 

 

 

 

CONTROL

 

AL+12V

 

 

 

 

 

 

 

 

 

 

 

Q681

 

 

2

 

12

 

+8V

P-ON+8V

 

 

 

SWITCHING

 

 

 

 

 

 

 

 

 

9

 

 

+8V-CTRL

 

 

 

 

 

(TO PIN40 OF IC111)

 

 

 

 

 

1

 

11

 

Q682

 

 

 

 

+5V

P-ON+5V

 

 

 

 

 

 

 

 

 

 

SWITCHING

 

 

 

 

 

 

 

 

 

 

 

 

+5V-CTRL

 

 

 

 

 

 

(TO PIN28 OF IC111)

 

 

 

 

 

PROTECT-1

 

 

 

 

 

 

(TO PIN68 OF IC111)

4

1

 

 

 

 

 

IC601

 

Q631

 

 

 

 

ERROR

 

OVER

 

 

PROTECT-4

TO

VOLTAGE DET

 

VOLTAGE

VR661

 

CRT/H.V.

 

 

PROTECT

+B ADJ

 

 

BLOCK

3

2

Q652

 

 

 

 

 

 

 

 

 

FEED

 

 

 

 

 

 

BACK

 

 

 

 

RL601

 

 

 

 

 

TO

 

 

 

 

RF

AUDIO

 

 

 

 

 

 

 

 

Q674

 

 

BLOCK

 

 

 

 

P-ON-H

 

 

 

 

SWITCHING

 

 

 

 

 

 

(TO PIN79 OF IC111)

 

 

 

P-ON-ON

 

 

 

 

 

 

 

 

 

Q696

 

 

DG-ON-H

 

 

 

 

 

(TO PIN74 OF IC111)

 

 

SWITCHING

 

 

 

 

 

 

 

 

DG-ON-ON

Diagram

L2401BLP

Image 26
Contents 6420FE EWF2004 Important Safety Notice Table of ContentsDBµv SpecificationsDescription Condition Unit Nominal Limit DBµv AFT Pull In Range 10mV input MHz ±2.0 ±0.7Not be Above 0.5 mA Important Safety PrecautionsSafety Precautions for TV Circuit L6115IMPL6115IMP Precautions during Servicing Leakage Current Test Safety Check after ServicingClearance Distance Circuit Board Indications How to Remove / Install Flat Pack-ICStandard Notes for Servicing Pb Lead Free SolderMasking Flat Pack-IC Tape Tweezers With Iron WireMachine With Soldering IronPresolder InstallationPin 1 of the Flat Pack-IC Is indicated by a mark Ground for Workbench Instructions for Handling SemiconductorsGround for Human Body IncorrectDisassembly Method Cabinet Disassembly InstructionsDisassembly Flowchart Reference Notes in the TableCRT Rear CabinetRear Cabinet Main CBA TV Cable Wiring Diagram +B Adjustment Electrical Adjustment InstructionsHow to set up the service mode Service modeInitial Setting GeneralSD Check Mode F0 AdjustmentBlack Stretch Control Adjustment Purity Check10. V. Position Adjustment Position AdjustmentSize Adjustment Software ResetMode Input Cut-off AdjustmentWhite Balance Adjustment Tape SpecPurity Adjustment Sub-Brightness AdjustmentFocus Adjustment Convergence Adjustment FiguresBlock SystemIF/Video Block Diagram L2401BLIFAudio L2401BLABlock Diagram CRT/H.VDiagram L2401BLPTolerance of Capacitors are noted with the following Schematic Diagrams / Cbas and Test PointsStandard Notes Is not consistent here Wire ConnectorsHow to read converged lines Test Point InformationMain 1/4 Schematic Diagram L2401SCM1Main 2/4 Schematic Diagram L2401SCM2Main 3/4 Schematic Diagram L2401SCM3Main 4/4 & CRT Schematic Diagram Main 4/4 Ref No PositionMain CBA Top View BL2700F01012-1Main CBA Bottom View Q1511 Q1511 Collector Base CRT CBA Top ViewQ1521 Q1521 Collector Base Q1531 BaseWaveforms WF4WF9 CollectorWiring Diagram L2401WIIC111 TV Micro Controller Pin Signal Name FunctionIC PIN Functions AFT Voltage Input White Balance AdjustmentJudgement Degaussing Coil Control11-1 11-2 L2401CEX Exploded ViewsCabinet Packing X-2 X-3 Tape Packing Tape 11-3 L2401PEX20040405 12-1 L2401CA Mechanical Parts ListComparison Chart of Models and Marks Electrical Parts List 20040405 13-1 L2401EL20040405 13-2 L2401EL Electrolytic CAP .33∝F/50V M CE1JMASDLR33Connectors 20040405 13-3 L2401EL20040405 13-4 L2401EL ICS20040405 13-5 L2401EL Transistor 2SC2120-YTPE220040405 13-6 L2401EL Switches 20040405 13-7 L2401EL20040405 13-8 L2401EL RCA Jack 1P AV-8.4-9W6420FE/EWF2004 L2401UB/L2404UE

6420FE specifications

The Emerson 6420FE is a robust and versatile platform designed for a variety of industrial applications, particularly in process automation, manufacturing, and control systems. This model represents Emerson’s commitment to innovation and performance, catering to the evolving needs of industries that require reliable and accurate control solutions.

One of the main features of the Emerson 6420FE is its advanced processing capability. Equipped with a high-performance processor, the device ensures fast data processing and response times, which are critical in real-time control environments. This allows organizations to optimize their processes, enhance productivity, and improve operational efficiency.

Connectivity is another standout characteristic of the Emerson 6420FE. It supports a range of communication protocols, including Ethernet/IP, Modbus, and others, enabling seamless integration with various devices and systems. This flexibility ensures that the 6420FE can be easily incorporated into existing networks, facilitating smooth data exchange and interoperability among different automation components.

In terms of safety, the Emerson 6420FE is designed with features that ensure compliance with industry standards. It includes built-in redundancy options that enhance operational reliability and minimize downtime. Moreover, the device undergoes rigorous testing to meet safety certifications, providing peace of mind to operators and stakeholders.

The user interface of the Emerson 6420FE is intuitive and user-friendly, featuring an easy-to-navigate design that simplifies configuration and operation. This is paired with advanced diagnostic capabilities, allowing operators to troubleshoot issues effectively and maintain optimal system performance without significant downtime.

Another notable aspect of the Emerson 6420FE is its scalability. Whether in a small application or a large-scale industrial environment, the device can be easily scaled to meet varying demands. This adaptability makes it an ideal solution for companies looking to future-proof their automation systems.

In conclusion, the Emerson 6420FE is a powerful and reliable device that embodies Emerson’s commitment to innovation in process control and automation. With its advanced processing power, versatile connectivity options, robust safety features, user-friendly interface, and scalability, it stands out as an excellent choice for industries looking to enhance their operational efficiencies and ensure streamlined processes. As technology continues to evolve, the Emerson 6420FE remains a cornerstone in automation solutions, driving productivity and reliability in various industrial applications.