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SERVICE MANUAL 17” LCD Monitor VS17 Series THESE 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.
HP VS17 Service Manual 3. Operation Instructions 3.1 General Instructions The control buttons are located at the left side of monitor, and press the power button to turn the monitor on or off. By changing these settings, the picture can be adjusted to your personal performance.
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HP VS17 Service Manual Brightness Adjust the brightness. Contrast Adjust the contrast Adjust the: Auto Adjustment: Adjusts the main settings and produces a stable, centered image. Image H-Position: horizontal position of the screen image. Control V-Position: vertical position of the screen image.
HP VS17 Service Manual 4. Input/Output Specification 4.1 Input Signal Connector MNEMONIC SIGNAL Red Video Green Video Blue Video PC Connect detection Ground (DDC Return) Red GND Green GND Blue GND +5 V +5 V (from PC) Sync Ground None...
HP VS17 Service Manual 4.2 Factory Preset Display Modes Horz Freq Vert Freq Preset Pixel Format (KHz) (Hz) 640 x 480 31.5 60.0 640 x 480 37.9 72.0 640 x 480 37.5 75.0 720 x 400 31.5 70.0 800 x 600 37.9...
HP VS17 Service Manual 6.2 Software Flow Chart MCU initialize. Is the eeprom blank? Program the eeprom by default values. Get the PWM value of brightness from eeprom. Check the pin PANEL1 and PANEL2 to tell which panel to get with it.
HP VS17 Service Manual 7.2 For SAMSUNG Panel (Scaler:ADE3800SXL) 7.2.1 Main Board 1/16W DB-RXD R101 RS232-RX [5] 2.7K 1/16W C100 D100 R100 56pF AGND1 L101 1/16W R104 1/16W C102 0.1uF INR+ [3] R-GND L102...
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HP VS17 Service Manual OVDD18 VDDPLL18 RSDS_B1- RSDS_B1- [4] L100 120 OHM RSDS_B1+ RSDS_B1+ [4] Kona Exposed Pad Size 3.9mmx3.9mm. RSDS_B2- RSDS_B2- [4] RSDS_B2+ Put vias on the expose pad. RSDS_B2+ [4] C118 C119 C120 C121 C122 C123 C124 C125 Don't put green-mask in vias of expose pad.
HP VS17 Service Manual 9. Maintainability 9.1 Equipments and Tools Requirement 1.) Multi-meter. 2.) Oscilloscope. 3.) Pattern Generator. 4.) DDC Tool with an IBM Compatible Computer. 5.) Alignment Tool. 6.) LCD Color Analyzer. 7.) Service Manual. 8.) User Manual.
HP VS17 Service Manual 9.2 Trouble Shooting 9.2.1 Main Board No power No power Press power key and look if the picture is normal Please reinsert and make sure the AC of 100-240 is normal Reinsert or check the power section...
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HP VS17 Service Manual No picture (LED is orange) No picture Y601 oscillate waveforms Key is under control? are normal Replace Y601 X401 oscillate waveforms are normal Replace U601 Replace X401 Replace U401 Check if the sync signal from computer is output and video...
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HP VS17 Service Manual Panel Power Circuit Measure Q204 base is high level? Y601 oscillate waveforms are normal Check Q204 and Q203 Replace Y601 are broken or CN503 Replace U601 Check Correspondent component. Replace U401 Replace PANEL...
HP VS17 Service Manual 9.2.2 Power Board No Power No power Check AC line volt 110V or 220V Check AC line Check the voltage of C904(+) Check F901, bridge rectified circuit Check start voltage for the pin3 of IC901 Check R912, R916, R918, IC901...
HP VS17 Service Manual 9.2.3 Keypad Board OSD is unstable or not working Is Keypad board connecting normally Connect Keypad Board Is Button Switch normally Replace Button Switch Replace Keypad Board Is Keypad board normally Check main board...
HP VS17 Service Manual 10. WHITE- BALANCE, LUMINANCE ADJUSTMENT Approximately 30 minutes should be allowed for warm up before proceeding White-Balance adjustment. 1.How to do the Chroma-7120 MEM .Channel setting A. Reference to chroma 7120 user guide B. Use “ SC” key and “ NEXT” key to modify xyY value and use “ID” key to modify the TEXT description Following is the procedure to do white-balance adjust 2.Setting the color temp.
HP VS17 Service Manual 7. Repeat above procedure ( item 4,5,6) until chroma 7120 RGB value meet the tolerance =100±2 B. Adjust SGB color-temperature 1. Switch the chroma-7120 to RGB-Mode (with press “MODE” button ) 2. Switch the MEM .Channel to Channel 4( with up or down arrow on chroma 7120 ) 3.
HP VS17 Service Manual 12. BOM LIST 12.1 For SAMSUNG Panel (T780KSKDKHHPA) CBPC780KSKHPA CONVERSION BOARD KEPC782KD4 KEY BOARD PWPC1742SEH3 POWER BOARD 15L8116 1 MAIN FRAME 23L3178690 6A LOGO 33L4788 PD L STAND-CAP 34L1458APC B FRONT PANEL 40L 190690 1 ID LABEL...
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HP VS17 Service Manual 705L780KP34 13 COVER ASS'Y 750LLS70 EU 6 SEC 17" EU-L11 PANEL AIC780KSKHPA MAIN BOARD 40L 457624 1B CPU LABEL 40L 45762412B CBPC LABEL C118 67L305V470 4 CAPEC 47uF/25 C128 67L215V470 4N LOW ESR EC 47UF 25V NCC...
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HP VS17 Service Manual 33L4790APM L POWER BUTTON 33L4799 1 L LENS 34L1459APD 2B REAR COVER 78G 441 1 SPEAKER 4 OHM 2W Q1L1030 12128 SCREW 12L6055 1 BASE RUBBER 12L6063 1 RUBBER 15L8117 1 BASE PLATE 34L1460 PD B...
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HP VS17 Service Manual 12.2 For LG Panel (T780KG4DKHHPA) CBPC780KG4HPA CONVERSION BOARD KEPC782KD4 KEY BOARD PWPC1742LPH3 POWER BOARD 15L8116 2 MAIN FRAME 23L3178690 6A LOGO 33L4788 PD L STAND-CAP 34L1458APC B FRONT PANEL 40L 190690 1 ID LABEL 44L3231 15...