HP LP2475w User Manual (English)

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24" LCD Color Monitor HP LP2475w

Service

Horizontal Frequency

30- 94 kHz

TABLE OF CONTENTS

Description Page Description Page

SAFETY NOTICE

ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS

AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC

EQUIPMENT CONTAINING HIGH VOLTAGES.

CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

Table Of Contents.......…..............................…........1

Revision List.…..................................……......2

1. Monitor Specification............................………........3

2. LCD Monitor Description……………………….......4

3. Operation Instruction…………..............……...........5

3.1.General Instructions.........................…...........5

3.2. Control Button…………….….........……...............5

3.3 Adjusting the Picture...........................…............6

4. Input/Output Specification......……………...........11

4.1. Input Signal Connector............………................11

4.2. Factory Preset Display Modes......…..................14

4.3. Power Supply Requirements..............................15

5. Panel Specification.....………………..................16

5.1.General Feature…..........................................16

5.2. Optical Characteristics…………………………17

6. Block Diagram……...................………................18

6.1 Software Flow Chart…………….………………...18

6.2. Electrical Block Diagram……………..….......20

7. Schematic……………......................................22

7.1 Main Board..……….......................................22

7.2 Power Board.…….……....................................31

7.3 Key Board.……..……....................................33

8.PCB Layout…...…….......................................34

8.1.Main Board………........................................34

8.2.Power Board……….........................................35

8.3.Key Board………............….......................35

8.4.USB Board………............….......................36

9. Maintainability……….......................................37

9.1.Equipments and Tools Requirement..............37

9.2.Trouble Shooting………..............................38

10.White-Balance, Luminance adjustment...44

11.Mechanical Instructions………….…...….......46

12.Monitor Exploded View…….…………....….......51

13.BOM List……………….…………………………53

14. Different Parts List……………………………....84

Other manuals for HP LP2475w

Quick Setup2 pages

Technical Specifications9 pages

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HP LP2475w Specifications

General

3D	No
Pixel pitch	0.270 x 0.270 mm
Response time	6 ms
Display diagonal	24 \
Display resolution	1920 x 1200 pixels
Vertical scan range	48 - 85 Hz
Horizontal scan range	30 - 94 kHz
Contrast ratio (dynamic)	-
Contrast ratio (typical)	1000:1
Display brightness (typical)	400 cd/m²
Supported graphics resolutions	1920 x 1200 (WUXGA)
AC (power) in	Yes
USB hub version	2.0
DVI-D ports quantity	1
VGA (D-Sub) ports quantity	0
USB Type-A downstream ports quantity	6
LED indicators	Power
Tilt angle range	-5 - 30 °
Cable lock slot type	Kensington
Panel mounting interface	- mm
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (standby)	2 W
Power consumption (typical)	120 W
Product color	Gray
Country of origin	China
Storage temperature (T-T)	20 - 60 °C
Operating temperature (T-T)	5 - 35 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	20 - 80 %
Cables included	AC, DisplayPort, DVI, HDMI, USB

Weight and Dimensions

Depth (with stand)	253 mm
Width (with stand)	556.4 mm
Height (with stand)	421.6 mm
Depth (without stand)	83 mm
Width (without stand)	556 mm
Height (without stand)	362 mm
Weight (without stand)	9100 g