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BenQ Q7C3 User Manual

BenQ Q7C3
70 pages
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Q7C3 LCD Monitor Service Guide
Engineering Specification
1
Table of Contents
1. Introduction
...................................................................................................................................4
2. Operational Specification
..........................................................................................................4
2.1 Environment.................................................................................................................................4
2.1.1 Temperature
..................................................................................................................................................... 4
2.1.2 Relative Humidity
........................................................................................................................................... 4
2.1.3 Altitude
............................................................................................................................................................. 4
2.2 Transportation .............................................................................................................................5
2.2.1 Vibration Test (Package, Non-Operating)
................................................................................................... 5
2.2.2 Drop Test (Package, Non-Operating)
.......................................................................................................... 5
2.2.3 Vibration Test (Unpackaged, Non-Operating)
........................................................................................... 6
2.2.4 HALF-SINE SHOCK
..................................................................................................................................... 6
2.3 Packing Configuration ................................................................................................................6
2.3.1 Container Specification
.................................................................................................................................. 6
2.3.2 Carton Specification
....................................................................................................................................... 7
2.3.3 Pallet Specification
......................................................................................................................................... 8
2.3.4 Container Carrying Capacity
......................................................................................................................... 8
2.4 Electrostatic Discharge Requirements.......................................................................................8
2.5 Safety Requirements....................................................................................................................8
2.6 EMI Requirements ......................................................................................................................8
2.7 Reliability......................................................................................................................................9
2.8 Mechanical Design for TCO 03: .................................................................................................9
2.9 Environment Protection Design: ................................................................................................9
2.10 Acoustical Noise .........................................................................................................................9
3. Input / Output Signal Specification
.......................................................................................9
3.1 Input Signal Requirements .........................................................................................................9
3.1.1 Signal cable (Directly attached to unit)
....................................................................................................... 9
3.1.2 Video signals:
.................................................................................................................................................. 10
3.1.3 Sync signal:
...................................................................................................................................................... 10
3.2 Function ........................................................................................................................................11
3.2.1 Support timing
................................................................................................................................................. 11
3.3 Number of display colors: ...........................................................................................................12
3.4 Adjustment function ....................................................................................................................12
3.5 Power Supply Requirements.......................................................................................................12
3.5.1 Input Power Requirements
............................................................................................................................ 12
3.5.2 Output Power Requirement
........................................................................................................................... 13

Table of Contents

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BenQ Q7C3 Specifications

General IconGeneral
Screen Size17 inches
Resolution1280 x 1024
Brightness300 cd/m²
Aspect Ratio5:4
Panel TypeTN
Input ConnectorsVGA
Viewing Angle140° (H) / 130° (V)

Summary

Introduction and Operational Specifications

Electrostatic Discharge, Safety, and EMI

Requirements for ESD, safety compliance, and EMI standards.

Signal, Functional, and Optical Specifications

Input/Output Signal Requirements

Defines video inputs, cable length, and sync signal types.

Power Supply and Inverter Specs

Specifies input/output power requirements and inverter details.

Panel Optical Characteristics

Covers viewing angle, contrast ratio, response time, and color.

Alignment and Command Procedures

Alignment Procedure

Step-by-step guide for function and color calibration.

Assembly and Circuit Operation

Circuit Operation Theory

Explains the functional principles of the monitor's circuits.

Troubleshooting Guide

Interface Board Troubleshooting

Diagnostic steps for problems related to the interface board.

Power Board Troubleshooting

Diagnostic flowcharts for power-related failures.

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