Pioneer PRO-720HD User Manual

ORDER NO.
PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2001
ARP3099
T – ZZY SEPT. 2001 Printed in Japan
PRO-720HD
PROJECTION MONITOR RECEIVER
PRO-620HD
PRO-520HD
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
This service manual should be used together with the following manual(s):
Model No. Order No. Remarks
6. ADJUSTMENT
...................................................
184
7. GENERAL INFORMATION
................................
207
7.1. DIAGNOSIS
..................................................
207
7.1.1 DIAGNOSIS METHOD
..............................
207
7.1.2 DISASSEMBLY
.........................................
212
7.1.3 WIRING DIAGRAM
....................................
214
7.2 IC
...................................................................
216
7.3 EXPLANATION
..............................................
239
8. PANEL FACILITIES AND SPECIFICATIONS
.........
252
CONTENTS
Power Requirement
Type
Model
PRO-720HD PRO-620HD PRO-520HD
Remarks
KUXC/CA ‡‡‡
AC120V
PRO-720HD SAFTY INFORMATION, EXPLODED VIEWS AND PARTS LIST,
PRO-620HD ARP3095 BLOCK DIAGRAM AND SCHEMATIC DIAGRAM,
PRO-520HD PCB CONNECTION DIAGRAM, PCB PARTS LIST

Pioneer PRO-720HD Specifications

General

Brand	Pioneer
Model	PRO-720HD
Category	Projection TV
Language	English

Summary

6. ADJUSTMENT

6.1 Introduction

Overview of replacement and adjustment procedures for specific assemblies.

6.2 Jigs and Measuring Instruments

Lists essential tools and equipment for service adjustments.

6.3 Adjustment Location and Items

Identifies physical locations and specific items for adjustment procedures.

Assembly Adjustment Location Guide

Guide mapping replaced assemblies to required adjustment items.

6.4 Factory Adj Mode

Details entering and operating the factory adjustment mode for picture optimization.

3 Focus Adjustment

3-1 Focus Adjustment of Lens Assy

Procedure for adjusting focus via the lens assembly.

3-2 Focus VR Adjustment

Procedure for adjusting focus using the VR1 control.

4 Test-cross Position Check

5 Screen Size Adjustment

5-1 Size Mode

Mode for roughly adjusting horizontal and vertical screen sizes.

5-2 Vertical Size Adjustment

Procedure for adjusting the vertical screen size.

5-3 Horizontal Size Adjustment

Procedure for adjusting the horizontal screen size and phase.

6 CONVERGENCE ADJUSTMENT

Procedures

Step-by-step guide for performing convergence adjustments.

Confirmation of convergence data

Verifying convergence data stored in EEPROMs.

Replacement of the EEPROMs inside the DIGITAL CONV. Assy

Instructions for replacing EEPROMs in the digital conversion assembly.

Fine-adjustment of the Green

Detailed steps for fine-tuning green convergence using specific points.

Coarse Adjustment of the Red

Performing coarse adjustment for red convergence.

Fine-adjustment of the Red

Detailed steps for fine-tuning red convergence.

Coarse Adjustment and Fine Adjustment of the Blue

Performing coarse and fine adjustments for blue convergence.

Confirmation of Adjustment

Final check of convergence errors for all colors.

7 White Balance Adjustment

7-1 Contrast Adjustment

Adjusting contrast for optimal picture quality.

7-2 White Balance Adjustment

Setting standard picture quality and white balance.

7-3 Color/Tint Adjustment

Adjusting color saturation and tint for proper picture display.

8 Panel Adjustment

7. GENERAL INFORMATION

7.1 DIAGNOSIS

Information on diagnosing failures and identifying defective parts.

7.1.1 DIAGNOSIS METHOD

Detailed method for diagnosing unit failures using LEDs.

7.1.2 DISASSEMBLY

Instructions on how to disassemble specific parts, like the screen.

7.1.3 WIRING DIAGRAM

Visual representation of internal wiring connections.

7.2 IC

List and block diagram of integrated circuits used in the unit.

7.3 EXPLANATION

Explanation of video and audio equipment connections.

8. PANEL FACILITIES AND SPECIFICATIONS

Display and amplifier section

Technical specifications for the display and amplifier components.

Tuner section

Technical specifications for the tuner circuitry.

Electrical section, miscellaneous

Specifications related to power, dimensions, and weight.

Wireless remote control unit

Specifications for the remote control unit.

Accessories

List of included accessories with the product.