惠普L1502_GM2115_A01英文维修手册.doc

HP L150215” LCD MONITORL1502THESE DOCUMENTS ARE FOR REPAIR SERVICE INFORMATION ONLY. EVERY REASONABLE EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL; WE CANNOT GUARANTEE THE ACCURACY OF THIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS RELIABILITY FOR CHANGES, ERRORS OR OMISSIONS.Table of Content Revision List - 031.Monitor Specification -042.LCD Monitor Description -053.Operation Instructions -063.1 General Instructions -063.2 Control Button -063.3 Adjusting The Picture -074. Input/Output Specification -084.1 Input Signal Connector -084.2 Factory Preset Display Modes -094.3 Power Supply Requirements -095. Block Diagram -105.1 Monitor Exploded View -105.2 Software Flow Chart -115.3 Electrical Block Diagram -135.3.1 Scalar Board -135.3.2 Inverter/Power Board -146. Schematic -156.1 Main Board -156.2 Power Board -217. PCB Layout -237.1 Main Board -237.2 Inverter/Power Board -247.3 Key Board -248. Maintainability -258.1 Equipments and Tools Requirements -258.2 Trouble Shooting -268.2.1 Main Board -268.2.2 Power/Inverter Board -298.2.3 Key Pad Board -319. White-Balance, Luminance Adjustment - 3210. EDID Content -3411. BOM List -35Revision ListVersionDateRevision HistoryTPV Model NameA00Mar-13-06Initial releaseT562KHDHT4HPNA01July-25-08Add new BOMT561KHHHB4HPNT562KMDHB4HPNT564KHDHB4HPN1. Monitor Specification ItemsDescriptionInputVideoAnalog Sync. TypeH/V TTL H-Frequency30kHz 61kHzV-Frequency50-76HzDisplay ColorsOver 16 million ColorsDot Clock140MHzMax. Resolution1024 x 768Plug & PlayVESA DDC2BTMPower ConsumptionON Mode30W (no speakers)Sleep Mode2W (no speakers)OFF Mode 180 cd/m2 , B. sRGB color:sRGB color temp. parameter is x = 31320, y = 329 20, Y200 cd/m2) C. 6500K color:Dont adjustment, Custom require. 3. Access factory mode of HP L1502Turn on power, press the down (-) button, pull out the power cord, and then plug the power cord. Then press the power board, the factory OSD will be at the left top of the panel.4. Bias adjustment:Set the Contrast to 80Adjust the Brightness to 90.5. Gain adjustment :Move cursor to “-F-” and press MENU keyA. Adjust 9300k color-temperature1. Switch the Chroma-7120 to 9300k channel.2. The chroma 7120 will show x = 28320, y = 297 20, Y180 cd/m23. Switch the chroma-720 to RGB MODE (with press “MODE” button to change )4. Adjust theRED of color 9300K on factory window until chroma 7120 indicator reached the value R=1005. Adjust the GREEN of color 9300K on factory window until chroma 7120 indicator reached the value G=100 6. Adjust the BLUE of color 9300K on factory window until chroma 7120 indicator reached the value B=100 7. Repeat above procedure ( item 4,5,6) until chroma 7120 RGB value meet the tolerance =1002B. Adjust sRGB color-temperature1. Switch the chroma-7120 to sRGB channel.2. The chroma 7120 will show x = 313 20, y = 329 20, Y 200 cd/m23. Switc