Sony VPL-F420HZ User Manual

DATA PROJECTOR
VPL-FHZ55
VPL-F420HZ
REMOTE COMMANDER
RM-PJ19
SERVICE MANUAL
1st Edition (Revised 1)

Sony VPL-F420HZ Specifications

General

Brand	Sony
Model	VPL-F420HZ
Category	Projector
Language	English

Summary

Manual Structure

Purpose of this manual

Describes the scope and content of the service manual.

Related manuals

Lists other manuals provided with the unit.

Trademarks

Lists trademarks and registered trademarks used in the manual.

1. Service Overview

1-1. Precautions for Service Personnel

Safety precautions for qualified service personnel.

1-2. Appearance Figure/Board Locations

External appearance and internal board layout.

1-3. Tighten Torque

Specifies torque values for screws.

1-4. Disassembly

Outlines general disassembly procedures and precautions.

1-5. Optional Fixtures

Lists optional accessories and extension boards/cables.

1-6. Precaution for Transporting

Safety measures to take when transporting the projector.

1-7. Procedure When IR Receiver Reduced Sensitivity

Steps to resolve reduced sensitivity of the IR receiver.

1-8. Service Mode (Network Volume)

How to access and use the service mode for network operations.

1-9. Web Password Change

Instructions for changing the web password.

1-10. Label Position

Explains the location and meaning of labels.

1-11. Indicator Display

Describes indicator lights and error codes.

1-12. Lead-free Solder

Information on using lead-free solder for repairs.

2. Adjustments

2-1. Notes on Servicing

General precautions before performing adjustments.

2-2. Preparation for Electrical Adjustment

Required equipment and procedures for electrical adjustments.

2-3. V COM Adjustment

Procedure for adjusting V COM parameters.

2-4. Adjustment of Laser Luminance and Luminance Sensor

Steps to adjust laser luminance and sensor.

2-5. Software Update

Procedures for updating unit software.

2-6. Quick Access2

Information and procedures for using the Quick Access2 utility.

2-7. Adjustment Item Initialize Data

Lists initialization data for adjustment items.

3. Spare Parts

3-1. Notes on Repair Parts

Important notes regarding repair parts, safety, and standardization.

3-2. Exploded Views

Diagrams showing disassembled parts with references.

3-3. Electrical Parts List

Comprehensive list of electrical components with part numbers.

4. Block Diagrams

Overall Block Diagram

Overall block diagram of the unit's system.

5. Schematic Diagrams

C Schematic Diagram

Schematic for the C board.

GB Schematic Diagram

Schematic for the GB board.

GC Schematic Diagram

Schematic for the GC board.

H Schematic Diagram

Schematic for the H board.

NF Schematic Diagram

Schematic for the NF board.

QA Schematic Diagram

Schematic for the QA board.

QB Schematic Diagram

Schematic for the QB board.

QC Schematic Diagram

Schematic for the QC board.

QD Schematic Diagram

Schematic for the QD board.

U Schematic Diagram

Schematic for the U board.

V Schematic Diagram

Schematic for the V board.

Frame Wiring Diagram

Diagram showing internal wiring harness routing.

6. Board Layouts

C Board Layout

Layout diagram for the C board.

GB Board Layout

Layout diagram for the GB board.

GC Board Layout

Layout diagram for the GC board.

H Board Layout

Layout diagram for the H board.

NF Board Layout

Layout diagram for the NF board.

QA Board Layout

Layout diagram for the QA board.

QB Board Layout

Layout diagram for the QB board.

QC Board Layout

Layout diagram for the QC board.

QD Board Layout

Layout diagram for the QD board.

U Board Layout

Layout diagram for the U board.

V Board Layout

Layout diagram for the V board.