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HP Pavilion F1703 Service Manual

17” lcd monitor
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HP F1703

SERVICE MANUAL

17" LCD Monitor
F1703
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.
1

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Summary of Contents for HP Pavilion F1703

  • Page 1: Service Manual

    HP F1703 SERVICE MANUAL 17” LCD Monitor F1703 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...

  • Page 2: Table Of Contents

    HP F1703 Table of Content Revision List ---------------------------------------------------------------------------------------------------------------------------- 1.Monitor Specification -------------------------------------------------------------------------------------------------------------- 2.LCD Monitor Description --------------------------------------------------------------------------------------------------------- 3.Operation Instructions ------------------------------------------------------------------------------------------------------------ 3.1 General Instructions ------------------------------------------------------------------------------------------------------------ 3.2 Control Button ------------------------------------------------------------------------------------------------------------------- 3.3 Adjusting The Picture ---------------------------------------------------------------------------------------------------------- 4. Input/Output Specification ------------------------------------------------------------------------------------------------------ 4.1 Input Signal Connector -------------------------------------------------------------------------------------------------------- 4.2 Factory Preset Display Modes ----------------------------------------------------------------------------------------------...

  • Page 3: Revision List

    HP F1703 Revision List Version Date Revision History TPV Mode Name Mar.-06-06 Initial release T783KSHHCZHAA...

  • Page 4: Monitor Specification

    HP F1703 1.Monitor Specification Items Description Driving system TFT Color LCD Panel LTM170EU-L11 Size (Active Area) 337.920(H) x270.336 (V) Pixel pitch 0.264mm( H )x 0.264mm( V ) LCD Panel 150˚ (H) 135˚ (V) (CR 10) Viewable angel Response time (typ.)

  • Page 5: Lcd Monitor Description

    HP F1703 2.LCD Monitor Description The LCD Monitor will contain a main board, a power board, and a key board which house the flat panel control logic, brightness control logic and DDC. The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage.

  • Page 6: Operation Instructions

    HP F1703 3. Operation Instructions 3.1 General Instructions Press the power button to turn the monitor on or off. The other control buttons are located at front of the panel. By changing these settings, the picture can be adjusted to your personal performance.

  • Page 7: Adjusting The Picture

    HP F1703 3.3 Adjust the Picture...

  • Page 8: Input/Output Specification

    HP F1703 4. Input/Output Specification 4.1 Input Signal Connector Mnemonic Signal Mnemonic Signal Red Video +5 V +5 V (from PC) Green Video Sync Ground None (available for mfg use if Blue Video required) None available for mfg use if...

  • Page 9: Factory Preset Display Modes

    HP F1703 4.2 Factory Preset Display Modes Pixel Horz Freq Horz Vert Freq Vert Pixel Clk Preset Format (KHz) Polarity (Hz) Polarity (MHz) Source 640 x 350 31.469 70.086 25.175 640 x 480 31.469 59.940 25.175 640 x 480 37.500 75.000...

  • Page 10: Panel Specification

    HP F1703 5. Panel Specification 5.1 General Feature - High contrast ratio, high aperture structure - TN (Twisted Nematic) mode - Wide viewing angle - High speed response - SXGA (1280 x 1024 pixels) resolution - Low power consumption - 2 dual CCFTs (Cold Cathode Fluorescent Tube)

  • Page 11: Optical Characteristics

    HP F1703 5.2 Optical Characteristics...

  • Page 12: Block Diagram

    HP F1703 6. Block Diagram 6.1 Monitor Exploded View...

  • Page 13: Software Flow Chart

    HP F1703 6.2 Software Flow Chart...
  • Page 14 HP F1703 REMARK: 1) MCU initialize. 2) Is the EEprom blank? 3) Program the EEprom by default values. 4) Get the PWM value of brightness from EEprom. 5) Is the power key pressed? 6) Clear all global flags. 7) Are the AUTO and SELECT keys pressed? 8) Enter factory mode.

  • Page 15: Electrical Block Diagram

    HP F1703 6.3 Electrical Block Diagram 6.3.1 Scalar Board Block Diagram...

  • Page 16: Inverter/Power Board

    HP F1703 6.3.2 Inverter / Power Board Block Diagram AC inlet filter Rectifier and filter Transformer Rectifier and filter To main board Start circuit OVP circuit Switching circuit Feedback circuit PWM control IC&MOSFET On/off control Start circuit PWM control IC...

  • Page 17: Schematic

    HP F1703 7. Schematic 7.1 Main Board...
  • Page 18 HP F1703...
  • Page 19 HP F1703...
  • Page 20 HP F1703...
  • Page 21 HP F1703...
  • Page 22 HP F1703...

  • Page 23: Inverter Board

    HP F1703 7.2 Inverter Board Q101 SI4431 or AO4411 L102 150UH F102 L104 +12V CN103 +12V 88L-304-7K TP113 +A5V R128 600(1206) 2A/63V C228 C101 C120 L107 600 (1206) 1000pf/50V 220 uF/25V 1000pf/50v D103 C112 C114 R110 R112 5.6B R122 GND_F 3.9K...
  • Page 24 HP F1703 Q203 SI4431 OR AO4403 L201 150UH C215 +12V 22P/3KV Q202 R224 R225 R226 R227 C201 C202 Q201 DTA144WKA HEADER 4 D203 C216 150U/25V 0.1U/25V DTC144WKA R212 R216 PT201 C204 3.9K C213 C211 Q209 22P/3KV 0.1U/25V 1U/25V 0.15U/250V R220 15K...

  • Page 25: Key Board

    HP F1703 7.3 Key Board...
  • Page 26 HP F1703...

  • Page 27: Pcb Layout

    HP F1703 8. PCB Layout 8.1 Main Board 8.2 Adapter...

  • Page 28: Inverter Board

    HP F1703 8.3 Inverter Board 8.4 Power key Board...

  • Page 29: Maintainability

    HP F1703 9. Maintainability 9.1Equipments 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.

  • Page 30: Trouble Shooting

    HP F1703 9.2 Trouble Shooting 9.2.1 Main Board Measured CN601,pin3/4 -> 5 V pin6/7 -> 3.3 V , pin9 -> 1.8 V Check inverter/DC-DC power Yes, all DC level exist Power key on/off monitor,LED Led no function Connected the Signal cable function ok? (Blue <->...
  • Page 31 HP F1703 Check the panel power relative circuit R401,C406,U7,Q401,R404,C404,FB402,in Check U402 Pin 2/4/->0V when power switch on normal operation, when LED=Blue,R401 should=0.8v NG, No voltage Measured the U402 Pin 5-8 =5V? Replace U402 Check U402 relative Circuit,C403,C406...

  • Page 32: Inverter Board

    HP F1703 9.2.2 Inverter Board No Backlight Check CN101 =12V Check adapter Check ON/OFF signal Check Interface board Check U201 Pin9 =12V Change F101 Check U201 Pin1 output tooth wave? Check U201 Short C207,check the U201 Pin7 & Pin10 output square wave? Check Q203,Q205,Q207&Q204,Q206,Q208...
  • Page 33 HP F1703 No 1.8V, 3.3V, 5V Output Check CN101 =12V Check adapter Check U101 PIN9 =12V F101 Check U101 PIN1 output tooth wave Check U201 Short C207,check the U101 Pin7&Pin10 output square wave? Check Q103,Q105,Q101&Q104,Q106,Q102 Check if had the 5V or 3.3V output? Check the feedback circuit of U101 Pin 3,6,14,11 Check if had the 1.8V output?

  • Page 34: Keypad Board

    HP F1703 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...

  • Page 35: White-Balance, Luminance Adjustment

    C. 6500K color: sRGB color temp. parameter is x = 313±20, y = 329 ±20, Y>200 cd/m 3. Into factory mode of HP F1703 Turn off the power, Sync press the MENU key and AUTO key, Meanwhile turn on the Power, then press the MENU key, then OSD Screen will located at PANEL.
  • Page 36 HP F1703 B. Adjust sRGB color-temperature 1. Switch the chroma-7120 to sRGB channel. 2. The chroma 7120 will show x = 313 20, y = 329 20, Y >200 cd/m 3. Switch the chroma 7120 l to RGB MODE ( with press “MODE” button to change ) 4.

  • Page 37: Edid Content

    HP F1703 11. EDID Content 16 : 32 : 48 : 64 : 80 : 96 : 112:...

  • Page 38: Bom List

    HP F1703 13. BOM List T783KSHHCZHAA Location Part No. for TPV Description Quantity Unit ADPC12416BH LCD ADAPTER ASS'Y CBPC783KSHHP CONVERSION BOARD IDPC7425C1 INVERTER DC TO DC KEPC780KC2 KEY BOARD FOR T780K*HP KEPC780KS4 KEY BOARD 12G 401 1 CM WASHER 15G5826501...
  • Page 39 HP F1703 89G 171 35 DC POWER CORD DUSK LAKE 89G 173L15 28 SIGNAL CABLE 89G415A18N IS POWER CABLE 95G8018 30538 WIRE HARNESS M1G 330 4128 SCREW M3X4 M1G 330 6128 SCREW M1G1730 6128 SCREW M3x6 M1G1730 7128 SCREW Q1G 330 8120...
  • Page 40 HP F1703 GND1 9G6002 1 IC903 56G 139 3A PC123Y22FZOF L901 73L 174 26T1G LINE LILT 0.45MM L902 73G 253 91 S CHOKE COIL LED1 2 3 2P R911 705LAD17 61 02 R911 ASS'Y T901 80L 600 3 TF SRW28EC-T40HO17...
  • Page 41 HP F1703 R915 61V0805101 CHIPR 100 OHM +-5% 1/8W R917 61V0805473 CHIPR 47K OHM +-5% 1/8W R918 61V0805133 CHIPR 13KOHM +-5% 1/8W R919 61V0805203 CHIPR 20KOHM +-5% 1/8W R920 61V0805473 CHIPR 47K OHM +-5% 1/8W R921 61V0805303 CHIP 30K OHM 1/8W...
  • Page 42 HP F1703 W33G4478 B T BOTTOM COVER 1.01 90G 396502 Q HEAT SINK M1V1730 7128 SCREW Q901 57T 724 4 2SK2996 96G 29 8 TUBE R930 61T 2J47859B WIRE WOUN 0.47 OHM ZW NR901 61T 58080 WT 8 OHM NCT...
  • Page 43 HP F1703 C115 65G0603104 12 CER2 0603 X7R 16V 100N C116 65G0603270 32 27PF 0603 C117 65G0603270 32 27PF 0603 C118 65G0603120 31 CHIP 12pF 50V NPO C119 65G0603120 31 CHIP 12pF 50V NPO C120 65G0603120 31 CHIP 12pF 50V NPO...
  • Page 44 HP F1703 C241 65G0603103 32 0.01UF +-10% 50V X7R C242 65G0603103 32 0.01UF +-10% 50V X7R C243 65G0603103 32 0.01UF +-10% 50V X7R C244 65G0603104 12 CER2 0603 X7R 16V 100N C245 65G0603104 12 CER2 0603 X7R 16V 100N C246...
  • Page 45 HP F1703 C522 65G0603102 32 1000PF +-10% 50V X7R C523 65G0603102 32 1000PF +-10% 50V X7R 65G0603102 32 1000PF +-10% 50V X7R C603 65G0603104 12 CER2 0603 X7R 16V 100N C605 65G0603104 12 CER2 0603 X7R 16V 100N C607 65G0603104 12...
  • Page 46 HP F1703 Q503 57G 417 6 PMBS3906/PHILIPS-SMT(06 Q504 57G 417 4 PMBS3904/PHILIPS-SMT(04 Q505 57G 417 6 PMBS3906/PHILIPS-SMT(06 Q601 57G 417 4 PMBS3904/PHILIPS-SMT(04 R104 61L0603121 CHIPR 120 OHM 1/10W R105 61L0603203 CHIPR 20K OHM+-5% 1/10W R106 61L0603203 CHIPR 20K OHM+-5% 1/10W...
  • Page 47 HP F1703 R404 61L0603103 RST SM 0603 RC0603 10K R405 61L0603103 RST SM 0603 RC0603 10K R406 61L0603000 RST SM 0603 JUMP MAX 0R R408 61L0603000 RST SM 0603 JUMP MAX 0R R503 61L0603332 CHIP 3.3K OHM 1/10W R505 61L0603332 CHIP 3.3K OHM 1/10W...
  • Page 48 HP F1703 R546 61L0603201 CHIP 200 OHM 1/10W R547 61L0603470 RST SM 0603 RC0603 47R R601 61L0603103 RST SM 0603 RC0603 10K R602 61L0603511 CHIPR 510 OHM+-5% 1/10W R603 61L0603103 RST SM 0603 RC0603 10K R604 61L0603272 RST SM 0603 RC22H 2K7 P...
  • Page 49 HP F1703 ZD108 93G 39147 TZMC5V6 ZD501 93G 39147 TZMC5V6 ZD502 93G 39147 TZMC5V6 IDPC7425C1 IDPC7425C1SMT INVERTER DC TO DC FOR S 13G 13 3 CANOE CLIP 40G 45762412B CBPC LABEL 1.03 90G 414 1 HEAT SINK C102 67G215B2214HT LOW ESR 220UF 25V 8*11...
  • Page 50 HP F1703 Q212 57G 761 6 2SC5706-P-E R128 61G152M339 64 CHIPR 3.3 OHM +-5% 2W IDPC7425C1AI INVERTER DC TO DC FOR A C103 65G0805104 22 0.1UF +-10% 25V X7R 080 C105 65G0805331 31 CHIP 330pF 50V NPO C106 65G0805104 22 0.1UF +-10% 25V X7R 080...
  • Page 51 HP F1703 D101 93G3004 2 SR34 PAN JIT D102 93G3004 2 SR34 PAN JIT D103 93G 39147 TZMC5V6 D104 93G 39S 4 T BZT52-C3 D201 93G2004 2A SM240A DO-214AC D202 93G2004 2A SM240A DO-214AC D203 93G 39S 3 T BZT52-C11...
  • Page 52 HP F1703 R113 61L0603221 RST SM 0603 RC0603 220R R114 61L0603392 CHIP 3.9K OHM 1/10W R115 61L0603392 CHIP 3.9K OHM 1/10W R116 61L0603471 CHIPR 470 OHM+-5% 1/10W R117 61L0603471 CHIPR 470 OHM+-5% 1/10W R118 61L0603392 CHIP 3.9K OHM 1/10W R119 61L0603392 CHIP 3.9K OHM 1/10W...
  • Page 53 HP F1703 R238 61L0603123 CHIP 12K OHM 1/10W R239 61L0603123 CHIP 12K OHM 1/10W U101 56G 622 2 BA9741F-SMT U102 56G 563 9 AIC1084PM U201 56G 379 35 FP5451DR 715L1091 2 3 C101 67G215B2214HT LOW ESR 220UF 25V 8*11 C104 67G309M479 7T EC 4.7UF+-20% 50V...
  • Page 54 HP F1703 SW102 77L 600 1GHJ KEY SWITCH SW103 77L 600 1GHJ KEY SWITCH SW104 77L 600 1GHJ KEY SWITCH KEPC560KC4SMT KEY BOARD FOR T560/780K CN102 33G3802 5H WAFER 5P RIGHT ANELE PI CN103 95G8014 9525 HARNESS SW105 77L 600 1GHJ...

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