HP Pavilion F1703 Service Manual Download Page 25 | Manualshive

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HP F1703

25

7.3 Key Board

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Summary of Contents for F1703

Page 1: ...TS 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 PUBLICATIO...

Page 2: ...2 Optical Characteristics 11 6 Block Diagram 12 6 1 Monitor Exploded View 12 6 2 Software Flow Chart 13 6 3 Electrical Block Diagram 15 6 3 1 Scalar Board 15 6 3 2 Inverter Power Board 16 7 Schematic...

Page 3: ...HP F1703 3 Revision List Version Date Revision History TPV Mode Name A00 Mar 06 06 Initial release T783KSHHCZHAA...

Page 4: ...Contrast Ratio 500 1 Video Analog Sync Type H V T TL H Frequency 30kHz 83kHz Input V Frequency 56 76Hz Display Colors 16 2 million Colors Dot Clock 140 MHz Max Resolution 1280 x 1024 Plug Play VESA D...

Page 5: ...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 Video signal DDC Power Board Include adapter and inverter Fla...

Page 6: ...e computer VGA card Press the power button to turn on the monitor the power indicator will light up to Green 3 2 Control Buttons Power Button When pressed the monitor enters the off mode and the LED t...

Page 7: ...HP F1703 7 3 3 Adjust the Picture...

Page 8: ...V from PC 2 GV Green Video 10 SG Sync Ground 3 BV Blue Video 11 NC None available for mfg use if required 4 NC None available for mfg use if required 12 SDA DDC Data 5 GND Ground DDC Return 13 HS Hori...

Page 9: ...5 800 x 600 37 879 60 317 40 000 VESA 6 800 x 600 46 875 75 000 49 500 VESA 7 1024 x 768 48 363 60 004 65 000 VESA 8 1024 x 768 56 476 70 069 75 000 VESA 9 1024 x 768 60 023 75 029 78 750 VESA 10 1280...

Page 10: ...rture 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 DE Data Enable mode L...

Page 11: ...HP F1703 11 5 2 Optical Characteristics...

Page 12: ...HP F1703 12 6 Block Diagram 6 1 Monitor Exploded View...

Page 13: ...HP F1703 13 6 2 Software Flow Chart 1 2 N Y 5 Y N 10 Y N 12 Y N 7 Y N 6 4 3 8 9 14 11 13 Y N 15 Y N 16 17 19 Y N 18...

Page 14: ...and set it to green color Scalar initialize 10 In standby mode 11 Update the lifetime of back light 12 Check the analog port are they re any signals coming 13 Does the scalar send out an interrupt req...

Page 15: ...HP F1703 15 6 3 Electrical Block Diagram 6 3 1 Scalar Board Block Diagram...

Page 16: ...nd filter Start circuit Transformer Switching circuit PWM control IC MOSFET Rectifier and filter Feedback circuit 12V Start circuit On off control PWM control IC BUCK and chock LC royer circuit Ballas...

Page 17: ...HP F1703 17 7 Schematic 7 1 Main Board...

Page 18: ...HP F1703 18...

Page 19: ...HP F1703 19...

Page 20: ...HP F1703 20...

Page 21: ...HP F1703 21...

Page 22: ...HP F1703 22...

Page 23: ...3904 F103 2A 63V C107 0 1U 25V R101 10K C105 470P 50V D104 3B R115 3 9K Q106 SST3906 R119 3 9K L103 150UH C111 1U 25V R111 3 9K R113 220 R117 470 C108 0 47U 25V D102 SR24 TP113 1 Q102 SI4431 OR AO4411...

Page 24: ...R206 47K R217 220 JP1 HEADER 4 1 2 3 4 R230 2K Q203 SI4431 OR AO4403 4 8 5 6 7 3 2 1 NO OFF C225 1000p 50v R233 1K R209 4 7K C204 0 1U 25V R204 10K R215 3 9K Q211 2SC5706 1 2 3 L201 150UH D202 SMAL240...

Page 25: ...HP F1703 25 7 3 Key Board...

Page 26: ...HP F1703 26...

Page 27: ...HP F1703 27 8 PCB Layout 8 1 Main Board 8 2 Adapter...

Page 28: ...HP F1703 28 8 3 Inverter Board 8 4 Power key Board...

Page 29: ...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...

Page 30: ...board LCD connection Led OK Panel Power data OK Check LED board Measured RGB R111 R112 R113 H V Input at U201 Measured U201 U401 U403 Data output Check communication pin between U201 MCU pin16 17 is i...

Page 31: ...ch on Measured the U402 Pin 5 8 5V Check the panel power relative circuit R401 C406 U7 Q401 R404 C404 FB402 in normal operation when LED Blue R401 should 0 8v NG NG No voltage Replace U402 OK Check U4...

Page 32: ...ge F101 Check U201 Pin1 output tooth wave Check U201 OK Short C207 check the U201 Pin7 Pin10 output square wave NG OK NG OK OK NG NG The backlight operation and the Pin7 Pin10 output square wave which...

Page 33: ...heck the U101 Pin7 Pin10 output square wave Check U101 PIN9 12V Check U101 PIN1 output tooth wave Check adapter F101 OK OK NG NG Check U201 NG NG OK Check if had the 5V or 3 3V output Check Q103 Q105...

Page 34: ...Board OK OK OSD is unstable or not working Is Keypad board connecting normally Is Button Switch normally Is Keypad board normally Check main board Connect Keypad Board Replace Button Switch Replace K...

Page 35: ...rn 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 4 Bias adjustment Set the Contrast to 80 Adjust the Brig...

Page 36: ...item 4 5 6 until chroma 7120 RGB value meet the tolerance 100 2 C Adjust 6500k color temperature 1 Switch the chroma 7120 to 6500k channel 2 The chroma 7120 will show x 313 20 y 329 20 Y 200 cd m2 3...

Page 37: ...8 22 1B 78 EA 36 AD A2 59 4C 97 24 32 17 50 56 A5 4F 00 81 80 01 01 01 01 01 01 01 01 48 01 01 01 01 01 01 30 2A 00 98 51 00 2A 40 30 70 64 13 00 52 0E 11 00 00 1E 00 00 00 FD 00 38 4C 1E 80 53 0E 00...

Page 38: ...INFO GUIDE 5990 1 PCS 41G780069043A OUICK SETUP GUIDE 5990 1 PCS 41G780069044A SCREEN PROTECTER 5990 6 1 PCS 41G780069053A WARRANTY BOOKLET 1 PCS 44G3709 1 EPS L 1 PCS 44G3709 2 EPS R 1 PCS 44G3709 5...

Page 39: ...ITE BEAD 6 5 5 1 7 1 PCS 71G 55 30 FERRITE BEAD 4 0 2 3 1 PCS 89G 171509 DC CABLE 1 PCS 96G 29 8 TUBE 1 PCS 705L 560 57 03 Q901 ASS Y 1 PCS 705L 560 61 03 R930 ASS Y 1 PCS 705L 560 61 04 NR901 ASS Y 1...

Page 40: ...65T0805104 22 0 1UF 10 25V X7R 080 1 PCS C929 65T0805104 22 0 1UF 10 25V X7R 080 1 PCS C930 65T0805334 27 0 33UF 1 5V 1 PCS D904 93T 6432S IN4148W 1 PCS D905 93T 6432S IN4148W 1 PCS D906 93T 6432S IN4...

Page 41: ...HIP 4 7KOHM 5 1 4W 1 PCS R934 61V1206471 CHIP 470OHM 1 8W 1 PCS R935 61V0805102 CHIPR 1K OHM 5 1 8W 1 PCS R936 61V0603931 1F CHIPR 9 31KOHM 1 1 10 1 PCS R937 61V0603243 1F CHIP 2 43K OHM 1 16W 1 1 PCS...

Page 42: ...331 3 330UF 20 16V 1 PCS C609 67G305V331 3 330UF 20 16V 1 PCS C610 67G305V331 3 330UF 20 16V 1 PCS C614 67G305V331 3 330UF 20 16V 1 PCS CN101 88G 35315F HA D SUB 15PIN 1 PCS CN401 33G801724A H PIN HEA...

Page 43: ...S C212 65G0603103 32 0 01UF 10 50V X7R 1 PCS C213 65G0603103 32 0 01UF 10 50V X7R 1 PCS C214 65G0603103 32 0 01UF 10 50V X7R 1 PCS C216 65G0603104 12 CER2 0603 X7R 16V 100N 1 PCS C217 65G0603104 12 CE...

Page 44: ...03 X7R 16V 100N 1 PCS C401 65G0603104 12 CER2 0603 X7R 16V 100N 1 PCS C404 65G0603104 12 CER2 0603 X7R 16V 100N 1 PCS C405 65G0603104 12 CER2 0603 X7R 16V 100N 1 PCS C408 65G0603104 12 CER2 0603 X7R 1...

Page 45: ...S D103 93G 6433P BAV99 SOT 23 1 PCS D104 93G 6433P BAV99 SOT 23 1 PCS D105 93G 60505 DIO SIG SM BAT54C PHSE 1 PCS D502 93G 6432V LL4148 GS08 1 PCS D503 93G 60505 DIO SIG SM BAT54C PHSE 1 PCS FB101 61L...

Page 46: ...03470 RST SM 0603 RC0603 47R 1 PCS R120 61L0603222 RST SM 0603 RC0603 2K2 1 PCS R121 61L0603470 RST SM 0603 RC0603 47R 1 PCS R122 61L0603470 RST SM 0603 RC0603 47R 1 PCS R123 61L0603222 RST SM 0603 RC...

Page 47: ...OHM 1 10W 1 PCS R522 61L0603332 CHIP 3 3K OHM 1 10W 1 PCS R524 61L0603472 RST SM 0603 RC0603 4K7 1 PCS R525 61L0603102 RST SM 0603 RC0603 1K P 1 PCS R526 61L0603000 RST SM 0603 JUMP MAX 0R 1 PCS R527...

Page 48: ...HM 1 PCS RP205 71G 56A121 8T CHIP BEAD ARRAY 120 OHM 1 PCS RP206 71G 56A121 8T CHIP BEAD ARRAY 120 OHM 1 PCS RP207 71G 56A121 8T CHIP BEAD ARRAY 120 OHM 1 PCS RP208 71G 56A121 8T CHIP BEAD ARRAY 120 O...

Page 49: ...PF 5 SL3KV TDK 1 PCS C223 67G215C151 4H LOW ESR 150UF 25V 8 7MM 1 PCS CON101 88G 304 8K C DC JACK 1 PCS CON102 33G800914K H 2 7PIN JUAL ROW RIGHT A 1 PCS CON103 88G 304 7K DC JACK 1 PCS CON201 33G8021...

Page 50: ...X7R 0805 1 PCS C123 65G0805102 32 CHIP 1000P 50VX7R 0805 1 PCS C124 65G0805102 32 CHIP 1000P 50VX7R 0805 1 PCS C125 65G0805102 32 CHIP 1000P 50VX7R 0805 1 PCS C126 65G0805102 32 CHIP 1000P 50VX7R 0805...

Page 51: ...S Q104 57G 417 4 PMBS3904 PHILIPS SMT 04 1 PCS Q105 57G 417 6 PMBS3906 PHILIPS SMT 06 1 PCS Q106 57G 417 6 PMBS3906 PHILIPS SMT 06 1 PCS Q201 57G 760 5B PDTC144WK SOT346 1 PCS Q202 57G 760 4B PDTA144W...

Page 52: ...T SM 0603 RC0603 10K 1 PCS R205 61L0603473 RST SM 0603 RC0603 47K 1 PCS R206 61L0603473 RST SM 0603 RC0603 47K 1 PCS R208 61L0603472 RST SM 0603 RC0603 4K7 1 PCS R209 61L0603472 RST SM 0603 RC0603 4K7...

Page 53: ...5 7 T FERRITE BEAD 1 PCS FB102 71G 55 7 T FERRITE BEAD 1 PCS L106 71G 55 19 T FERRITE BEAD D9X3 5X0 1 PCS L201 6G 31502 1 5MM RIVET 1 PCS L202 6G 31502 1 5MM RIVET 1 PCS R109 61G 60210052T 10 OHM 5 1...

Page 54: ...5 BZT52 C5V6 1 PCS ZD102 93G 39S155 BZT52 C5V6 1 PCS 12G 402 1 RUBBER FOOT 4 PCS 12G 403 1 CM WASHER 1 1 PCS 15G5829500 BESE BRACKET 1 PCS 15G5830500 BESE BRACKET 1 PCS 33G4567 CN L KEY PAD 1 PCS 33G4...

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