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Nokia 447PRO User Manual

Nokia 447PRO
86 pages
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ZB1660A
02.00
SMH164C
When re---ordering manuals, please quote the model name and part number.
Level
SMA249C
xx
Contents
Service
Chassis 447R
Part List
PCB Part List
PCB Layout pictures
Monitor Dismantling
CRTmodule .............
MainBoardmodule ......
1
Nokia Display Products Oy
P. O . B o x 1 4
FIN---24101 Salo, Finland
17” High Resolution Colour Monitor
447PRO
2
SMH164C
SMA249E

Table of Contents

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Nokia 447PRO Specifications

General IconGeneral
BrandNokia
Model447PRO
CategoryMonitor
LanguageEnglish

Summary

Product Overview

Technical Specifications

Detailed technical parameters of the monitor.

Monitor Connection

Instructions for connecting the monitor.

Menu Navigation

Guide to navigating the on-screen menu.

Site Preparation

Location Recommendations

Recommendations for monitor placement.

Troubleshooting Common Issues

Common problems and their solutions.

PowerSaver Operation Check

Verifying the power saving feature.

Memory Management

User Adjustments Memory

Managing user-saved picture settings.

Factory Adjustments Memory

Managing factory-set picture adjustments.

Service Mode Operations

Grouping of Adjustments

Categorization of service adjustments.

Service Menu Navigation

Navigating and using the service menu.

Accessing Service Mode

Steps to enter the service mode.

Geometry Adjustments

Submenu for picture geometry adjustments.

Grey Scale Adjustments

Submenu for adjusting color temperature and tint.

Initializing Replacement ICs

Procedure for initializing replacement ICs.

Workshop Maintenance

Important Safety Notice

Critical safety information for repairs.

Discharging the CRT

Procedure to safely discharge the CRT.

ESD-Sensitive Parts Handling

Handling electrostatic discharge sensitive components.

Required Test Equipment

Required tools for adjustments and testing.

Test Patterns Description

Visual patterns used for calibration and testing.

Image Performance Specifications

Active Picture Size and Location

Measuring the active display area dimensions.

Geometrical Distortion Assessment

Assessing picture shape and alignment accuracy.

Convergence Alignment

Aligning the red, green, and blue electron beams.

Adjustment Procedure

Adjustment Flow Diagram

Visual guide to the adjustment process.

Preliminary Preparations

Steps before starting adjustments.

High Voltage Adjustment

Procedure for measuring and adjusting high voltage.

Geometry Adjustments

Adjusting picture size, position, and shape.

Grey Scale Adjustments

Adjusting color balance at different luminance levels.

Most Dominant Colour Identification

Identifying the primary color tone for adjustment.

Low Light Grey Scale

Grey scale adjustment for low brightness levels.

High Light Grey Scale

Grey scale adjustment for high brightness levels.

Convergence Adjustments

Fine-tuning beam alignment for accurate colors.

Static Convergence

Adjusting convergence using magnet rings.

Dynamic Convergence

Adjusting convergence using deflection yoke trimmers.

Screen and Faceplate Blemishes

Screen Quality Inspection

General assessment of screen surface quality.

Face Defects Limits

Allowed limits for screen defects like spots.

Glass Blemishes Types

Types of imperfections in the glass surface.

Scratches Specifications

Allowed length and width of scratches.

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