HP WF1907 Service Manual

19" LCD Color Monitor
Service
Service
Service
Description
Table Of Contents......................................................1
Revision List........................................................2
1. Monitor Specification...............................................4
2. LCD Monitor Description........................................5
3. Operation Instruction............................................6
3.1. General Instructions.........................................6
3.2. Control Button......................................................6
3.3 Adjusting the Picture..........................................7
4. Input/Output Specification.......................................10
4.1. Input Signal Connector.........................................10
4.2. Factory Preset Display Modes...........................10
4.3. Power Supply Requirements...............................11
5. Panel Specification.........................................12
5.1. General Feature...............................................12
5.2. Optical Characteristics....................................13
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

Page Description
5.3 Parameter guide line for CCFL Inverter.............15
6. Block Diagram.....................................................17
6.1 Software Flow Chart.......................................17
6.2.Electrical Block Diagram...........................19
7. Schematic.....................................................21
8.PCB Layout...............................................30
8.1. Main Board.................................................30
8.2. Power Board..........................................32
9. Maintainability................................................34
9.1. Equipments and Tools Requirement..............34
9.2. Trouble Shooting.......................................35
10 White-Balance, Luminance adjustment...49
11. Monitor Exploded View.....................................51
12. BOM List.....................................................52
13. Different Parts List.......................................66
SAFETY NOTICE
1
HP WF1907-WF1907v
Horizontal Frequency
24- 83 kHz
Page