Home

Service Manual

1. C913 65G0805103 22 GP CHIP 0 01UF 25V X7R 080 C916 65G0805104 22 GP 0 1UF 10 25V X7R 080 C917 65G0805104 22 GP 0 1UF 10 25V X7R 080 C922 65G0805104 22 GP 0 1UF 10 25V X7R 080 C924 65G0805105 22 GP CHIP 1UF 25V X7R 0805 D802 93G 6433 BAV99 D803 93L 6432V LL4148 GS08 D804 93G 6433 BAV99 D805 93L 6432V LL4148 GS08 D806 93G 6433 BAV99 D807 93G 6433 BAV99 D809 93L 6432V LL4148 GS08 D810 93L 6432V LL4148 GS08 D811 93G 6433 BAV99 D812 93G 6433 BAV99 D813 93L 6432V LL4148 GS08 D814 93L 6432V LL4148 GS08 D903 93L 6432V LL4148 GS08 D906 93L 6432V LL4148 GS08 D907 93L 6432V LL4148 GS08 Q801 57G 600 55 P5506 HVG SO 8 Q802 570417 4 PMBS3904 PHILIPS SMT 04 Q803 570759 2 RK7002 Q804 57G 417 6 PMBS3906 PHILIPS SMT 06 0805 57 600 55 5506 5 8 Q806 57G 759 2 RK7002 Q807 579 760 5 DTC144WKA BY SMT Q808 57G 417 6 PMBS3906 PHILIPS SMT 06 Q809 57G 759 2 RK7002 Q810 57G 417 6 PMBS3906 PHILIPS SMT 06 Q811 57G 417 6 PMBS3906 PHILIPS SMT 06 R802 61L1206100 GP CHIPR 10 5 1 4W R803 61L0805102 GP 1K OHM 5 1 8VV R804 61L1206471 GP CHIP 470 OHM 1 8W R806 61L0603000 GP CHIPR 5 1 10W R807 61L1206100 GP 10 OHM 5 1 4VV 54 HS75 Sony R808 61L0603202 GP CHIP 2KOHM 1 16W R809 61L0603
2. L901 73L 174 40LSG GP LINE FILTER L902 73G 253 91 LS GP CHOKE BY LI SHIN L903 73G 253 91 LS GP CHOKE BY LI SHIN NR901 61G 58050WT GP 5 OHM NTCR R905 61G152M10458F GP 100K 5 2W T801 80GL19T 8DN GP TRANSFORMER T802 80GL19T 8DN GP TRANSFORMER T901 801117 20LSG GP POWER X FMR U902 56G 139 3A PC123Y22 VAR901 61G 46 6 GP TNR 10V471K VAR902 61G 46 6 GP TNR 10V471K PW1742CPS8AIP POWER BOARD FOR Al C802 65L0805222 32 2200PF 50V 0805 X7R C804 65L0805222 32 2200PF 50V 0805 X7R C808 6561206225 17 GP CHIP 2 2UF 16 Y5V 1206 C810 65G0603473 22 GP 0 047UF 25V C811 65G0603103 32 GP CHIP 0 01UF 50V X7R C813 65G0603332 32 GP 3300PF X7R 50V C814 65G0603333 22 GP 0 0033UF 25V C815 65L0805222 32 2200PF 50V 0805 X7R C818 65G0603473 22 GP 0 047UF 25V C819 65G0603331 31 GP 330PF NPO 50V C820 65G0603390 31 GP 39PF NPO 50V C821 65L0805222 32 2200PF 50V 0805 X7R C826 65G0603333 22 GP 0 0033UF 25V C827 65G0603333 22 GP 0 0033UF 25V C829 65G0603332 32 GP 3300PF X7R 50V C830 65G0603104 22 GP 0 1UF 25V C831 65G0603333 22 GP 0 0033UF 25V C836 65G0603104 22 GP 0 1UF 25V C837 65G0603104 22 GP 0 1UF 25V C838 65G0603104 22 GP 0 1UF 25V C839 65G0805104 22 GP 0 1UF 10 25V X7R 080 C840 65G0603473 32 GP CHIP 0 047UF 50V X7R C906 65G0805104 22 GP 0 1UF 10 25V X7R 080 C911 65G0805104 22 GP 0 1UF 10 25V X7R 080 53 HS75 Sony
3. 7 BOM 782KCDNK24SNP Symbol Part No for TPV Description M1G1730 6128 GP SCREW CBPC780KCD2SP CONVERSION BOARD PWPC1742CPS8P POWER BOARD 11G6040 1 GP TWIST LOCK 11G6048 1 GP CLAMP S 11G6054 1 GP LOCK WASHER 120425 1 GP RUBBER FOOT FRONT 15G8137 2 GP MAIN FRAME 20G 022 10 GP STAND 23G3178834 6A GP LOGO 33G4816 GP HINGE COVER 34G1491AQB GP BACK CABINET 34G1492 PY L GP REAR COVER 37G 521 1 GP HINGE ASS Y 40G 190834 1 ID LABEL 40G 457834 4A GP S N LABEL FOR ID 40G 457834 GP CARTON LABEL 40G 58162435A GP LABEL FOR PE BAG 44GP705 1 GP PULP MOLD 44GP705 2 GP PULP MOLD 44GP705624 CARTON 45G 88607SY1 GP EPE BAG FOR MONITOR 50G 600 2 GP HANDLE1 50G 600 3 GP HANDLE2 52G 1186 GP SMALL TAPE 52G 1208 A GP AL TAPE 52G6019 5 GP TAPE 52G6022 22 GP TAPE STAND 52G6025 12104 GP MYLAR 5206025 12107 GP MYLAR 85G 688 1 GP MAIN SHIELD HS75 Sony 89G1738LAA17 GP SIGNAL CABLE 89G402A18NIS GP POWER CORD 95G80141230 GP HARNESS 12P 12P 210MM 95G80183064 GP LVDS CABLE M1G130 5120 GP SCREW M1G330 4128 GP SCREW M3X4 M1G1140 6128 GP SCREW 4X6 M1G1430 847 GP SCREW Q1G 130 5120 GP SCREW Q1G 13010128 GP SCREW Q1G 330 10120 GP SCREW Q1G 330 14120 GP SCREW Q1G1030 647 GP SCREW 705G780KB34 01 COVER ASS Y 750GLC70A07 GP CPT 17 030 PANEL KEPC780KS6P KEY BOARD 206 021 1 BEZE
4. NO Icon Tag Description 1 Backlight Adjust the brightness of the backlight 2 Contrast Adjust the picture contrast 3 LX Brightness Adjust the picture brightness black level 4 J Screen Adjust the picture s sharpness or its centering 5 Color Adjust the color temperature of the picture 6 Y Gamma Change the picture s color shade settings 7 PJ Sharpness Adjust to sharpen the edge of images 8 Menu position Change the on screen menu position 9 Language Chance the language used on menus or messages 10 Reset the adjustments to the default settings Lock the control of buttons to prevent accidental adjustments or 11 On Menu lock resetting HS75 Sony Navigating the menu 1 Display the main menu Press the MENU button to display the main menu on your screen MENU 2 Select the menu you want to adjust Press the buttons to display the desired menu Press the OK button to select the menu item OK gt t 3 Adjust the menu Press the 4 buttons to make the adjustment then press the OK button When you press the OK button the setting is stored then the display returns to the previous menu OK gt t t t 4 Close the menu Press the MENU button once to return to normal viewing If no buttons are pressed the menu closes automatically after about 45 seconds MENU t 10 HS75 Sony Adjustment step
5. 00 Gheck for signature in external ROM and if 43 3 new C250 ADDR 87 FORCEVEROM x present jump to external ROM Me 1 ROM_ADDR9 OCM USES TCLK x 0 WP 8244 300 116 ra Ms z LUSES_ E E j REA yw sama ROM ADDR 11 10 TGLKSEL X 00 for TCLK 14 3MHz R252 5 SUK R23 100 116 51 FED ROM_ADDR12 DDCHANSEL 1 1 DDC2Bi DDC_SCL_VGA DDC_SCL_VGA 47K EE 8251 gt gt 20K R248 M24CIG WMNGT 14 13 MODE 00 UART R238 R239 NC m 10K 1 16W 30K 1 16W CN201 M ADDR15 SPI EN 1 0 Parallel 1 SPI Analog only gt gt NC GND 0 Internal ROM on at top of 1M in X86 GPIOS UART DO 2 GND 2 GPIOSUART 00 address space normal operation Y T GPIO4 UART DI D peration 2 GPIOAUART DI 3 715L1370 D S 1 Internal ROM off re 0 TGLK source using external ND RS232 ROM ADDR17 OSC SEL x crystal ize Document Number lev 9 16 Cancel R246 R24 ddc_ gm5321 A jate Thursday December 09 2004 Bheet 3 5 60 i SMBCLK HS75P Sony
6. 30 5 2 1 Block diagram 30 5 2 2 Introduction of 1 31 5 2 3 Introduction of important function 32 6 1 Main board 38 6 2 PWPC board 41 7 BOM 43 8 Schematic 59 HS75 Sony 1 Precaution Warning on power connections Use the supplied power cord If you use a different power cord be sure that it is compatible with your local power supply For the customers in the U S A If you do not use the appropriate cord this monitor will not conform to mandatory FCC standards For the customers in the UK If you use the monitor in the UK be sure to use the appropriate UK power cord Example of plug types for100t0o120VAC for200to 240V AC for 240 V AC only The equipment should be installed near an easily accessible outlet Installation Do not install or leave the monitor n places subject to extreme temperatures for example near a radiator heating vent or in direct sunlight Subjecting the monitor to extreme temp
7. cus LL cin LL Changed 20102 20103 to UDZS 8 NP WP 3 o cus m our 3 20108 10 2 9 oio cb ci E Duo Vor 4 4 4 hoo mme m we NAR m Ds 898 me 9 FIST 4168 cue n 5 E yW VGA SV U 0 ce hos mp 4 ant 898 FTT f 5 ps o od S BUS poc 50 2 em c m o ol mua ve o Z i HE M vs 4 w E f z o Ol A gg GPIOSUART DO 3 gt E NA 6 000 VGA 1 1 n LETT MW g J 8 Ha wE 4 SDA SET 6 ido cue LEJ aur anew view V 0 25 5 E 75 ohm terminating resistor ua ins 678 are Ri n 1200 a o ma a o iui nese very close o the VGA LICHT IV com Bs 22 si gg 7ANCHADT EDD WP mus 22 Mi
8. C821 62 1 2W S w u u 0 0022 204 116w 85 R843 05 S 4 0822 8 8 8 1K 1 10V 0807 Ee 8 a 22pF 3KV DTC144WKA ONIOFF J REJ 5 rm 5 gt C o 815 8 67566 TRANS Z 0823 5V00 C834 5pF 3KV 4 2 ISEN 100 100pF C824 9 NZ C838 TS 470uF 25V 0 1uF 25V 0825 CONN R829 0810 LL4148 GS08 FB1 5pF 3KV 0809 5 0808 1K 1 RK7002 R830 PMBS3906 100K 1 16W 8 a R831 D811 E 1M 1 16V 99 Sy iL g2 D812 C829 ag 88 BAV99 0 0033uF Q810 88 al 53906 ISEN Z OVP 0814 LL4148 GS08 NZ NZ 837 0813 114148 0508 2 9 4 0811 AY PMBS3906 gt 85 R838 8840 85 1M 1 16V 1M 1 16V 5 5 e d
9. VCCSV 0 263 D310 Quat SMAL249LVXRO 030 R36 47 1 6V AIC1084 18CM GND 1 2 ON OFF OD 3 4 DM 088 07775 6 E VCCI2V T VCII2V GND 7 8 ND 0304 3 10 5V 4 NAU EE 1 12 GND O tuF b 3 CONN 0305 0307 sk EIS 8 9 add 0316 d close to pin9 _ 0308 gt Ra0 1000625V Brightness 1K 16W vecsvs gas 0 263 PIO T 1K now 4 GM ZE cue 1 Tov C308 0309 090 brw AIC1084 33M 7 25V O tuF a 9 20 ADD Bi 9 16 Changed D301 D308 From Bav99 to UDZ5 6B vm 9 16 Changed C322 D301 D307 D308 NC m 9 16 Cancel C314 C321 0801 PMBS3906 LED RED um BE Add 0309 314 1 R LED GRN peng 9 17 Changed CN302 from 10 pin to l4pin LED GRM gt R321 R324 1 UN ew AN AN CN302 c m R315 06 R314 1 2 KEY ECO 10K anew 10K Ww C313 LED GRN 3 4 LED REDE gt KEY OK 5 6 KEY MENU z R311 0 tuF KEY DOWN 7 8 KEY UP 2 s TCD ONOFF 9 10 0 1 6 KEY INPUT T 12 7 HP Changed GND TI 14 y 8315 8306 NC AL COE O uei GE KEY ECO ad B 16 KEY MENU 0323 0315 0316 0317 swr CONN JOB TK KEY UP 10 100006 008 tor ooopF gt KEY OK B INAKTEITEI KEY DOWN cw BIB A TEN KEY GND
10. Description Red Video Green Video Blue Video Sensor for PC Red GND Green GND Blue GND Horizontal Sync Vertical mu NO 575 5 2 3 Factory preset mode 640 x 480 720 x 480 800 x 600 800 x 600 46 875 75 000 49 500 800 x 600 49 725 74 551 57 283 1024 x 768 es e ow awe ao m es HS75 Sony 3 0SD operation 3 1 Generalization Press the power button to turn the monitor on or off The other control buttons are located at front panel of the monitor By changing these settings the picture can be adjusted to your personal preferences The power cord should be connected Connect the video cable from the monitor to the video card Press the power button to turn on the monitor the power indicator will light up 3 2 Key control Key control HS75 Sony Power Switch To turn the display on or off press the Power Switch upward The power indicator lights up in green when the display is turned on and lights up in orange when the monitor is in power saving mode Menu Button This button displays or close the main menu Arrow Button These buttons used to select the menu items make adjustments OK Button This button selects the item or executes the settings in the menu Button This button is used to change the brightness of the screen 3 3 Common adjustment
11. suB 88888 25248 8888888 D SUB 3mA E ZERE 8555 lt 5555555 888505 89558 DVI 16mA GND 18V 18V PL IECUR 555228 88288 RESERVED e 88571 ADDMBR3 778 22725 chap We ge eer cam 120CM cam coes coes com coos coos AVDD 33 CHON LV E 68205 gt 28206 10uF 50V ADD 890 35 1200HM 1200HM C221 AUF 1uF 1uF ouF Jo tuF Jo 1uF AVDD_RX0_3 3 GLKN_LV_E C231 C233 C232 C234 10uF 50V AVDD RXC 33 CH2P LV E 10uF 50V 100 50 2 gt u gt AVDD BLUE 33 CHAN IV E AVDD GREEN 3 3 GREEN vi E AVDD RED 33 D SUB 24mA 213 dius JE MV00 ADC 33 CHOP LV 6 au 172 VOD 33 CHONLVE ARCs _J DVI 21mA 33V LV08 0 52mA pur 213 ces vio 2 C236 1200 C237 115 LV e Ew AGND MG T Rr AGND CKE LV O 1200HM C239 C240 C241 C242 C243 AGND RX S c o AA AGND Cher LV O 10uFI50V gt TR iuF AU AGND_RXC CH2N_LV_O GND RXPLL m AGND BLUE SHIN LVS 4 ND GREEN LV 9 DVI 62mA RED GO AGNO ADC D SUB 62mA gt 6M0 06 RESERVED GND RPLL RESERVED RESERVED ud Sat pae LBADC GND RESERVED XXI p 5 ved A RESET 58 x 4 _ mo
12. 20107 mus 023568 1025558 22K 16W M 71511370 0 5 ANALOGADIGITAL INPUT e Donne Number D gr5221Hgm2321 Thursday 200 Enser 59 HS75P Sony DVI 250mA D SUB 250mA xS mo Close to respective power Pins tas D SUB 11mA coos czs coor cos 18V 10uF 50V 1uF TuF TuF TuF AuF AuF DVI 14mA L savon sav vos GND 1 BV_DVI aav FB202 1 4 1200HM 210 cau cate 6214 AW U201 25 808 7 Bir our Tow Tour SE T Tus Tes tas les D SUB 103nA ini Cais gt E Sasees anges duF DVI 64mA 959095 942451 2595555 uusoo
13. 50v C833 65G601G1011T GP 100pf 2 50v C834 65G601G1011T GP 100pf 2 50v C835 65G601G1011T GP 100pf 2 50v C905 6G 31502 GP 1 5MM RIVET C907 65G517K471 2T GP 470 500 908 65G 2 1521 GP CERAMIC CAP 914 67G 2152207NT GP LOW ESR 22UF 20 50V B C918 65G517K471 2T GP 470 500 919 65G517K4712T GP 470PF 500V 920 67G 2154707NT GP KY 50VB 47M L 6 3 11 C921 67G 2151007NT GP KY50VB10M TP5 5 11 CN901 eG 31500 GP EYELET CN903 6G 31500 GP EYELET D905 93G 6038T52T FR103 F901 84G 55 5 GP FUSE 2 5A 250V WICKMANN L901 6G 31502 GP 1 5 RIVET NR901 6G 31502 GP 1 5MM RIVET R805 61L212Y625 KT GP MATEL GLAZE 6 2M OHM 3K R825 61L212Y625 KT GP MATEL GLAZE 6 2M OHM 3K SCR901 57L566 4 MCR100 6 SCR 1801 6G 31502 1 5 802 6G 31502 1 5 1901 6G 31502 1 5 0903 56G 15810 AZ431AZ AE1 VR903 62L 1018LS GP SPARK GAP 200V 20 LI 90G6107 2 GP HEAT SINK AM1G1730 8128 GP SCREW M3 8 IC901 56G 379 41 TOP247Y T0220 7C 90G6108 1 GP HEAT SINK AM1G1730 8128 GP SCREW M3 8 D902 93L 60249 10015 TO 220 D904 93G 60251 FCO10U06G 57 HS75 Sony KEPC780KS6P Symbol Part No for TPV Description AIK780KS6SMTP KEY BOARD FOR SMT 95G 900 66 GP GND WIRE DP101 11G6065 1 GP LED HOLDER DP101 81G41BOG 1 GP LED JP101 95G80141422 GP HARNESS 14P 13P 285MM SW101 77G602 1CJ GP TACT SW1TCH SW102 77G602 1CJ GP TACT S
14. C233 65G0603104 32 GP CHIP 0 1UF 50V X7R C234 65G0603104 32 GP CHIP 0 1UF 50V X7R C235 65G0603104 32 GP CHIP 0 1UF 50V X7R C237 65G0603104 32 GP CHIP 0 1UF 50V X7R C239 65G0603104 32 GP CHIP 0 1UF 50V X7R C240 65G0603104 32 GP CHIP 0 1UF 50V X7R C241 65G0603104 32 GP CHIP 0 1UF 50V X7R 46 HS75 Sony C242 65G0603104 32 GP CHIP 0 1UF 50V X7R C243 65G0603104 32 GP CHIP 0 1UF 50V X7R C244 65G0603330 31 GP 33PF 5 50V NPO C245 65G0603330 31 GP 33PF 5 50V NPO C246 65G0603103 32 GP CHIP 0 01UF 50V X7R C248 65G0805105 22 GP CHIP 1UF 25V X7R 0805 C250 65G0805105 22 GP CHIP 1UF 25V X7R 0805 C251 65G0603104 32 GP CHIP 0 1UF 50V X7R C301 65G0805105 22 GP CHIP 1UF 25V X7R 0805 C303 65G060310432 GP CHIP 0 1UF 50V X7R C304 65G060310432 GP CHIP 0 1UF 50V X7R 305 65G060310432 GP CHIP 0 1UF 50V X7R C307 65G060310432 GP CHIP 0 1UF 50V X7R C308 65G060310432 GP CHIP 0 1UF 50V X7R C310 65G060310432 GP CHIP 0 1UF 50V X7R C313 65G060310432 GP CHIP 0 1UF 50V X7R C314 65G060310432 GP CHIP 0 1UF 50V X7R 315 65G060310432 GP CHIP 0 1UF 50V X7R C316 65G060310432 GP CHIP 0 1UF 50V X7R C317 65G060310432 GP CHIP 0 1UF 50V X7R C318 65G060310432 GP CHIP 0 1UF 50V X7R C319 65G060310432 GP CHIP 0 1UF 50V X7R C320 65G060310432 GP CHIP 0 1UF 50V X7R C322 65G060310432 GP CHIP 0 1UF 50V X7R C323 65G060310432 GP CHIP 0 1UF 50V X7R 325 65G0603102 32 GP 1000PF 1
15. GND GND GND 1000pF 318 319 320 9 17 Add 8318 R317 470 1I6VI 322 LCD ONOFF 0325 C326 Moor fooopF 0 POWERON amp C GND 1000pF 1090pF 000pF LBADC2 KEY MENU gt 2 25V 90 90 90 90 GND sli KEY UP 2 46V A A E o Ska A A A A 318 Bla 218 278 A 218 aa 878 ala 878 5 m a a KEY_MENU KEY_UP gt 1 83V 2 i 15 i 815 8 2 5 8 7 LBADC1 4 4 KEY_DOWN gt 2 71V 9 20 ADD D312 C321 9 20 ADD D313 C324 KEY_OK gt 2 46V 4 0 GND 9 20 ADD D314 C326 9 20 rename R309 8315 61 HS75P Sony 3 LV_E 0 9 gt reres 9 13 Changed C402 from 0 luF to 0 01uF V GND 11 17 Changed from 0603 to 9 13 Changed from 5V to 12V Vec 12V 9805 EN FEW R402 NC R403 100K 1 16W C405 SOURCE 9 13 Cancel R407 0 068uF 100K 1 16VV VDDD Q402 PMBS3904 10K 1 16W C404 0 1uF GND GND 62 8 2 PWPC board HS75P Sony 200 1206 918
16. pitch and horizontal vertical position for the current input signal and store them Press the buttons to select and press the OK button Return to the menu screen HS75 Sony 1 Press the buttons to select ADJUST and press the OK button The USER ADJUSTMENT menu appears on the screen 2 Press the 4 buttons to select R Red or Blue and press the OK button Then press the buttons to adjust the color temperature and press the OK button Since this adjustment changes the color temperature by increasing or decreasing the R and B components with respect to G green the G component is fixed 3 Press the buttons to select then press the OK button The new color setting is stored in memory for USER and automatically recalled whenever USER is selected The main menu appears on the screen HS75 Sony 1 Press the MENU button The main menu appears on the screen 2 Press the buttons to select Y GAMMA and press the OK button The GAMMA menu appears on the screen 3 Press the buttons to select the desired mode and press the OK button HS75 Sony SHARPNESS 1 Press the MENU button The main menu appears on the screen 2 Press the buttons to select SHARPNESS and press the OK button The SHARPNESS menu appears on the screen 3 Press the buttons to adjust the sharpness and press the OK button HS75 Sony MENU POSITION 9 LI T C9
17. 0PF 250 2 5 250 81158 050 32 HS75 Sony Start up circuit After being commuted and filtered the high DC voltage falls down through R R904 R908 and R911 series the start up carries out when the lowered voltage is supplied to L Pin of IC901 TOP247Y The output pulse makes T901 work The voltage produced at the two terminals of T901 is offered to Pin of 901 after being commuted by D905 and filtered by C914 and then the whole start up process is end 5902 22 71206 2304 665L71206 2305 100K 2 R907 22 71206 2308 665K 1206 Cans R911 665 1206 7 8 090 p D905 911 C914 47uF Sov 3 IC902 PC123F Y82 4 f lt gt 8 2323 gt 6 8 1 19MV gt 33 HS75 Sony Over voltage Protection circuit 1 ZD903 can be broken down when12V DC voltage increases which leads to the current increase through 902 and voltage increase of Pin of 901 and then it cuts off the pulse output R916 12 10K Mow R921 200 1206 C916 20903 SML4737 Pin of 901 D 1uF 0805 C921 104 25 R925 10K F tow 2 ZD901 ZD902 can be broken down when12V and 5V DC voltage increase which lead to SCR901 breaks through then 12 connected to ground and realizes over voltage protection SCR901 2N5060 C922 0 01uF 080 914 100 1 10 34 HS75 Sony Commute and filter output
18. 1 Press the MENU button The main menu appears on the screen 2 Press the amp f buttons to select EJ MENU POSITION and press the OK button The MENU POSITION menu appears on the screen 3 Press the W t buttons to select the desired position and press the OK button You can choose one of 9 positions where the menu will appear HS75 Sony LANGUAGE mENGLISH FRANCAIS 1 Press the MENU button The main menu appears on the screen 2 Press the buttons to select i LANGUAGE and press the OK button The LANGUAGE menu appears on the screen 3 Press the buttons to select a language and press the OK button ENGLISH FRANCAIS French DEUTSCH German ESPANOL Spanish ITALIANO Italian NEDERLANDS Dutch SVENSKA Swedish Russian Japanese Chinese HS75 Sony CANCEL 1 Press the MENU button The main menu appears on the screen 2 Press the buttons to select RESET and press the OK button The RESET menu appears on the screen 3 Press the buttons to select the desired mode and press the OK button OK To reset all of the adjustment data to the default settings Note that the 73 LANGUAGE setting is not reset by this method CANCEL To cancel resetting and return to the menu screen 20 HS75 Sony 1280x1024 60Hz 1 Press the MENU button The main menu appears on the screen 2 Press the buttons to select o MENU LOCK and press the
19. AZ431 10K F1 10W SZ 77 77 F901 q 2A 250V 1 ES CM901 CM903 S W 63 HS75P Sony ga R801 T801 1 8W C801 1 10 z 470uF 25V C 845 O tuF 25V ON OFF 1 10W R802 C802 QA Yew 0 0022uF C803 R804 4 22pF 3KV 470 1 8W 3 R805 C804 62 1 2W 0 0022uF 2 EZR 0805 22pF 3KV 8 0802 lt 1 PMBS3904 519945 l 5 7 1 TRANS BVDD ISEN 4 C833 C832 100pF 100pF 0806 5pF 3KV 55 R84 2258 1 8 0805 5pF 3KV S R 8 s sgy 4 0804 2 BAV99 3 2 0 01 Z 5VDD 4 R814 aE C812 0813 1M 4 46W EL ss NC 0 0033uF 8 5 0803 UMO 1 RK7002 8817 R815 D805 ISEN 100K 1 16W 180K 1 16W LL4148 GS08 R820 R818 D806 1M 1 16VV 240K 1 16W gt 1 3 gt 3 0804 88 2 a 26 g 2 PMBS3906 2 5 as Ri 5VDD 5 9 99 9 Z C 2 1802 CM803 6 4 4 4 d R823 R824 0807 pAV99 R821 4 C815 2K NIW 16 2 82K JQA yew 0002245 0816 EA 0806 22pF 3KV x z RK7002 R825 R841 So
20. GP CHIPR 10K OHM 5 1 10 R316 61L0603472 GP CHIPR 4 7K OHM 5 1 1 R317 61L0603472 GP CHIPR 4 7K OHM 5 1 1 R318 61L0603473 GP CHIP 47K OHM 1 10W R319 61L0603000 GP CHIPR 5 1 10W R320 61L0603472 GP CHIPR 4 7K OHM 5 1 1 R321 61L0603102 GP CHIPR 1K OHM 5 1 10W R322 61L0603000 GP CHIPR 5 1 10W R323 61L0603472 GP CHIPR 4 7K OHM 5 1 1 R324 61L0603102 GP CHIPR 1K OHM 5 1 10W R401 61L0805000 GP CHIP O OHM 1 8W R403 61L0603104 GP CHIPR 100K OHM 5 1 1 R404 61L0603104 GP CHIPR 100K OHM 5 1 1 R405 61L0603103 GP CHIPR 10K OHM 5 1 10 50 HS75 Sony R408 61L1206331 GP CHIP 330 OHM 5 R409 61L0603470 GP CHIPR 47 5 1 10W R410 61L0603470 GP CHIPR 47 OHM 5 1 10W R415 61L0603000 GP CHIPR 0OHM 5 1 10W R416 61L0603000 GP CHIPR 0OHM 5 1 10W U102 56G113334A 24LC02B SNG SOIC 8PIN U104 56G4LVC 14 74LVC14ADT U201 56L 562 71 GM2321 POFP 208 U202 56G 643 11 ASM809SEVRF T SOT 23 U203 5661133 63051 PMC25LV010 U205 56G113356A 24LC16B SNG SOIC 8PIN U301 56 563 34 AIC 1084 18PM TO 263 U302 56G 563 7 AIC1084 33PM ZD104 93G 39834 T UDZS5 6B ZD105 93G 39534 UDZS5 6B ZD106 93G 39534 UDZS5 6B 20107 93G 395 34 UDZS5 6B ZD109 93G 39534 UDZS5 6B 20110 93G 395 34 UDZS5 6B 20114 93G 39 34 UDZS5 6B 15G8138 1 GP AC BKT M1G130 647 GP SCREW 705G 780 87 05 AC SOCKET ASS Y 87G 501 7RF GP AC SOCKET 95G 900578 G
21. OK button The MENU LOCK menu appears on the screen 3 Pressthe buttons to select either On or Off ON Only the D power switch and INPUT button will operate If you attempt any other operation the icon appears on the screen OFF Set e MENU LOCK to off If MENU LOCK has been set to ON when you press the MENU button MENU LOCK is automatically selected 21 HS75 Sony 4 Disassembly flow chart 4 1 Disassembly steps Notices 1 Lay the monitor on a steady table with a piece of clean cloth mat under it for preventing scratching the panel 2 Be careful when open the bezel and rear cover with the tool that mentioned above for preventing mangling them 3 Put away the screws for preventing rolling on the panel and scratching it 4 Be careful and don t scratch the connection line when open the shield 5 Press the interface with a hand and pull or insert the connection line with the other Flow Chart Step1 Figure Description Pull out the rear cover and signal line Prepare then put the monitor on a clean soft cloth with panel facing to the table 22 HS75 Sony Step2 Description 1 Wring the two screws marked with red 2 Take stand away 1 Wring the nine screws marked with red 2 Take away as blue arrow direction Discharge the back cabinet Tool a big screwdriver Step 1 Wring the four screws the bracket
22. PMBS3904 PHILIPS SMT 04 Q102 570759 2 RK7002 Q103 570759 2 RK7002 Q203 570763 1 A03401 SOT23 BY AOS A1 Q301 57G 417 6 PMBS3906 PHILIPS SMT 06 Q302 57G 417 6 PMBS3906 PHILIPS SMT 06 48 HS75 Sony Q402 570417 4 PMBS3904 PHILIPS SMT 04 R106 61L0603181 GP CHIPR 180 OHM 5 1 16W R107 61L0603101 GP CHIPR 100 OHM 5 1 10 R108 61L0603181 GP CHIPR 180 OHM 5 1 16W R109 61L0603101 GP CHIPR 100 OHM 5 1 10 R110 61L0603101 GP CHIPR 100 OHM 5 1 10 R111 61L0603472 GP CHIPR 4 7 OHM 5 1 1 R112 61L0603472 GP CHIPR 4 7K OHM 5 1 1 R114 61L0603181 GP CHIPR 180 OHM 5 1 16W R115 61L0603101 GP CHIPR 100 OHM 5 1 10 R116 61L0603101 GP CHIPR 100 OHM 5 1 10 R118 61L0603750 GP CHIPR 75 OHM 5 1 10W R119 61L0603750 GP CHIPR 75 OHM 5 1 10W R120 61L0603750 GP CHIPR 75 OHM 5 1 10W 8121 6110603103 10 5 1 10 R122 61L0603472 GP CHIPR 4 7K OHM 5 1 1 R125 61L0603220 GP CHIPR 22 OHM 5 1 10W R126 61L0603220 GP CHIPR 22 OHM 5 1 10W R127 61L0603222 GP CHIPR 2 2K OHM 5 1 10 R128 61L0603222 GP CHIPR 2 2K OHM 5 1 10 R131 61L0603472 GP CHIPR 4 7K OHM 5 1 1 R134 61L0603103 GP CHIPR 10K OHM 5 1 10 R135 61L0603103 GP CHIPR 10K OHM 5 1 10 R145 61L0603472 GP CHIPR 4 7K OHM 5 1 1 R150 61L0603101 GP CHIPR 100 OHM 5 1 10 R151 61L0603101 GP CHIPR 100 OHM 5 1 10 R152 61L0603330 1F GP CHIPR 3 3K O
23. RESERVED RESERVED X Jan coes aapF KAL 69 YOLK 886 Aven 80x 878 maso 2 GPIOAUART DI GPOUART 21 MOST SGLUART ni RESERVED EIK Add R249 4 7K Ohm a GPIOSUART Do HOST SDAUART DO RESERVED 8 abo NC 2 DDG SCL VGA 78 006 5CL VGA RESERVED 3 8 BDo SBR 78 606 VGA STAG TDO 94 X FER 2 DDC SCL DVI 79 ppc sci DV RESERVED 8 5 2 DDC_SDA_DVI DDC_SDA_DVI JTAG TDI x 7 178 RESETn dow go med eserves 7 ab ce BLUE 1 BLUE RESERVED an 2 MC55 148 mess RESERVED ge GREEN 147 GREENS RESERVED GREEN Jag GREEN RED powa 7 ppwR 12 86 pana RED Xu 8 a s 181 HSYNCCSYNC 4 V Grioo POWER ON 4 psp a LED m ALS LEDRED 9 a me M8 gy Gpios 2 RXZ us Rx Gais 25 x 2 RK FAU Gros 6 a me 14 nd Gries 82 Yov Eoo we 2 2 128 Foy Spo 2 i2 152 Rxo GPIO8 55 a 2 SCL B KG MC GPIOTGNVAAM SDA SUR 158 sa 203 Boda afew cukour HE gt gt Puno Romce SOS 1 I 33V RGB R205 255 thew 114 60012CVMM RHADDRYS ROM 002 SE VDD 7 o PIOBIROGut SW REST GPIOISPWMZ Rou wes 50 HOLDA Fe RON amaoon
24. circuit When Pin of 901 has pulse output which makes 901 work while being given a low level and there is a current in the primary coil of T901 with a voltage up terminal positive and down negative so the secondary coil produces a reverse electromotive force It is the stage of storing energy in the coil because D902 D904 are closed But while being given a high level The primary coil produces a EMF with its down terminal positive and up negative and the secondary coil appears a reverse EMF at the same time then D902 D904 get through accompanied with a voltage output of 12V and 5V through C904 C909 which are used to filter R901 C918 contained in the RC circuit is used to absorb the surge voltage produced by D902 while R909 C907 is use to absorb the surge voltage produced by D904 C918 1000 500 C919 1000PF 5DOW 1 C904 B8DuF 25 915 804 25 1903 090 1060 Capa 7 8 1000uF 16 C910 p 470uF 16v 35 HS75 Sony b Inverter Input interface section 1 12V DC input offered by power section 2 ON OFF enable signal offered by MCU in the main board with its value of or 5V When OFF 0V the inverter doesn t work while OFF 5V it works under normal situation DIM signal for luminance modulation offered by GM5321 in the main board with its range of 0 5V The Inverter offers different currents to the loads because of the different feedback of vo
25. 0 50V X7R C326 65G0603221 31 GP CAP CER 220PF 5 50V SM C327 65G0603221 31 GP CAP CER 220PF 5 50V SM C328 65G0805105 22 GP CHIP 1UF 25V X7R 0805 C402 65G0603103 32 GP CHIP 0 01UF 50V X7R C403 65G0603104 32 GP CHIP 0 1UF 50V X7R C404 65G0603104 32 GP CHIP 0 1UF 50V X7R C405 65 0603683 32 GP CHIP 0 068UF 50V X7R D102 93G 6433 BAV99 D103 93G 6433 BAV99 D104 93G 6433 BAV99 47 HS75 Sony D105 93G 6442 PP BAV70 SOT 23 D301 93G 395 34 UDZS5 6B D302 93G 39534 UDZS5 6B D303 93G 39534 UDZS5 6B D304 93G 395 34 UDZS5 6B D305 93G 39534 UDZS5 6B D306 93G 39534 UDZS5 6B D307 93G 39534 UDZS5 6B D308 93G 39534 UDZS5 6B D309 93G2004 2A SM240A DO 214AC D310 93G2004 2A SM240A DO 214AC D311 93G2004 2A SM240A DO 214AC D312 93G 395 34 UDZS5 6B D313 93G 395 34 UDZS5 6B D314 93G 39534 UDZS5 6B D315 93G 39534 UDZS5 6B D316 93G 39534 UDZS5 6B FB101 71G 56 121 GP 120 OHM 6A FB102 71G 59C800 GP CHIP BEAD FB103 71G 59C800 GP CHIP BEAD FB104 71G 59C800 GP CHIP BEAD FB201 71G 56 121 M GP 120 OHM 6A FB202 71G 56 121 M GP 120 OHM 6A FB203 71G 56 121 GP 120 OHM 6A FB204 71G 56 121 M GP 120 OHM 6A FB205 71G 56K121 M GP 120 OHM 6A FB206 71G 56 121 M GP 120 OHM 6A FB207 71G 56 121 GP 120 OHM 6A FB208 71G 56 121 M GP 120 OHM 6A FB209 71G 56 121 M GP 120 OHM 6A O101 570417 4
26. 201 OK Replace U201 38 HS75 Sony HS75 Sony No picture LED orange No picture Measure 0301 PIN2 1 8 U302 PIN2 3 3V X201 oscillate waveform is normal Replace 0301 0302 Replace X201 Hs Vs input signal are normal Check Correspondent component Replace U201 39 White screen Measure Q402 base is high level HS75 Sony Measure U301 PIN2 1 8 U302 PIN2 3 3V Check 0402 0203 are broken or CN401 solder NG Check Correspondent component OK Replace PANEL 40 OK NG Replace 0301 0302 X201 oscillate waveform is normal NG OK Replace X201 Replace U201 HS75 Sony 6 2 PWPC board No Power No power Check AC line volt 110V or 220V NG OK Check AC line Check the voltage of C905 NG OK Check F901 bridge rectified circuit Check start voltage for the L pin of 901 NG OK Check R904 R908 R911 Check the auxiliary voltage is normal OK NG 1 Check 901 901 2 Check D905 IC902 Check D902 D904 IC902 903 HS75 Sony No Backlight Check 902 12 12V NG Check adapter NG Check ON OFF signal OK Check IC801 PIN8 voltage is normal Check Interface board Check Q807 Q806 circuit Check U801 PIN2 triangular wave is normal Check 819 820 Check 0801 4 5 MC OK Check U801 Q801 Q802 Check D802 D803 D807 D809 42 HS75 Sony
27. 221 GP CHIP 220 1 16 R810 61L06031602F GP 16KOHM 1 16W R811 61L0603431 GP 430 OHM 1 16W R812 61L0603100 3F GP 100K OHM 1 16W R814 61L0603105 GP 1MOHM 1 16W R815 61L0603180 3F GP 180KOHM 1 16W R816 61L0603431 GP 430 OHM 1 16W R817 61L0603104 GP CHIPR 100K OHM 5 1 1 R818 61L0603240 3F GP 240KOHM 1 16W R819 61L0603105 GP 1MOHM 1 16W R820 61L0603105 GP 1MOHM 1 16W R821 61L0603104 GP CHIPR 100K OHM 5 1 1 R822 61L1206100 GP 10 OHM 5 1 4W R823 61L0603202 GP CHIP 2KOHM 1 16W R824 61L0603221 GP CHIP 220 OHM 1 16W R826 61L0603431 GP 430 OHM 1 16W R827 61L0603105 GP 1MOHM 1 16W R828 61L1206100 GP 10 OHM 5 1 4W R829 61L0603102 GP CHIPR 1K OHM 5 1 10W R830 61L0603104 GP CHIPR 100K OHM 5 1 1 R831 61L0603105 GP 1MOHM 1 16W R832 61L0603431 GP 430 OHM 1 16W R833 61L0603160 2F GP 16KOHM 1 16W R835 61L0603431 GP 430 OHM 1 16W R836 61L0603105 GP 1MOHM 1 16W R837 61L0603102 GP CHIPR 1K OHM 5 1 10W R838 61L0603105 GP 1MOHM 1 16W R839 61L0603431 GP 430 OHM 1 16W R840 61L0603105 GP 1MOHM 1 16W R841 61L0603200 2F GP 20KOHM 1 10W R842 61L0805102 GP CHIPR 1K OHM 5 1 8W R843 61L0805102 GP CHIPR 1K OHM 5 1 8W R844 61L0805103 GP CHIPR 10K OHM 5 1 8W R845 61L0805000 GP CHIP O OHM 1 8W R901 61L1206201 GP 200 OHM 1 4W 55 HS75 Sony R902 61L1206220 GP 22 OHM 1206 R903 61L1206335 GP 3 3MOHM 1 4
28. HM 1 1 1 R153 61L0603100 2F GP CHIPR 10K OHM 1 1 10 R201 61L0603472 GP CHIPR 4 7K OHM 5 1 1 R202 61L0603472 GP CHIPR 4 7K OHM 5 1 1 R205 61L0603255 0F GP CHIP 255 OHM 1 16W R215 61L0603103 GP CHIPR 10K OHM 5 1 10 R218 61L0603103 GP CHIPR 10K OHM 5 1 10 R233 61L0603103 GP CHIPR 10K OHM 5 1 10 R234 61L0603222 GP CHIPR 2 2K OHM 5 1 10 R235 61L0603222 GP CHIPR 2 2K OHM 5 1 10 49 HS75 Sony R236 61L0603101 GP CHIPR 100 OHM 5 1 10 R237 61L0603101 GP CHIPR 100 OHM 5 1 10 R238 61L0603103 GP CHIPR 10K OHM 5 1 10 R239 61L0603103 GP CHIPR 10K OHM 5 1 10 R241 61L0603000 GP CHIPR 5 1 10W R242 61L0603103 GP CHIPR 10K OHM 5 1 10 R243 61L0603103 GP CHIPR 10K OHM 5 1 10 R244 61L0603101 GP CHIPR 100 OHM 5 1 10 R245 61L0603103 GP CHIPR 10K OHM 5 1 10 R249 61L0603472 GP CHIPR 4 7K OHM 5 1 1 R251 61L0603203 GP CHIPR 20K OHM 5 1 10W R252 61L0603473 GP CHIP 47K OHM 1 10W R253 61L0603000 GP CHIPR 5 1 10W R301 61L0603102 GP CHIPR 1K OHM 5 1 10W R302 61L0603102 GP CHIPR 1K OHM 5 1 10W R306 61L0603223 GP CHIP 22KOHM 1 16W R307 61L0603303 GP CHIP 30K OHM 5 1 10W R308 61L0603473 GP CHIP 47K OHM 1 10W R309 61L0603223 GP CHIP 22KOHM 1 16W R310 61L0603303 GP CHIP 30K OHM 5 1 10W R311 61L0603103 GP CHIPR 10K OHM 5 1 10 R314 61L0603103 GP CHIPR 10K OHM 5 1 10 R315 61L0603103
29. HS75 Sony Service Manual TFT LCD COLOR COMPUTER DISPLAY SONY HS75 Sony Table of contents Table of contents 02 1 Precaution 03 2 1 Product 1 05 2 2 Interface 06 2 3 Factory preset mode JY 07 3 OSD operation s JJ 08 3 1 Generalization n JJ 08 3 2 Key control 08 3 3 Common adjustment M JJ JJ 09 4 Disassembly flow chart 22 4 1 Disassembly 5 22 5 Circuit principle analysis q 26 5 1 Main board JJ JJ 26 5 1 1 Block diagram 26 5 1 2 Introduction of IC 27 5 1 3 Introduction of important function 27 5 2 PWPC board
30. L HOLDER 33G4812 GP FUNTION BUTTON 33G4814 1 GP POWER LENS 34G1493APZ GP DECO PANEL 34G1494 QB 1L GP BOTTOM VENT COVER Q1G 130 5120 GP SCREW B34G1490APY GP FRONT PANEL AM1G1740 10128 GP SCREW 44 HS75 Sony CBPC780KCD2SP Symbol Part No for TPV Description AIC780KCD2SP MAIN BOARD 40G 457624 1B GP CPU LABEL 40G 45762420A GP CBPC LABEL 25X6mm 101730 6128 GP SCREW 705G780KC87 05 AC BKT ASS Y C201 67G305V100 7N GP KME50VB10M CC3 5 11 C209 67G305V100 7N GP KME50VB10M CC3 5 11 C215 67G305V100 7N GP KME50VB10M CC3 5 11 C220 67G305V100 7N GP KME50VB10M CC3 5 11 C221 67G305V100 7N GP KME50VB10M CC3 5 11 C231 67G305V100 7N GP KME50VB10M CC3 5 11 C232 67G305V100 7N GP KME50VB10M CC3 5 11 C236 67G305V100 7N GP KME50VB10M CC3 5 11 C238 67G305V100 7N GP KME50VB10M CC3 5 11 C302 67G215L1014N GP KY25VB100M L 6 3 11 C306 67G215L4704N GP KY25VB47M L 5 11 C309 67G215L4704N GP KY25VB47M L 5 11 C401 67G215L4704N GP KY25VB47M L 5 11 CN102 88G GP D SUB CN301 33G8027 12 GP WAFER CN302 33G8027 14 GP WAFER OR PLAG CN401 33G802724 H GP WAFER U201 90G 372 1 GP HEAT SINK X201 93G 2253 CRYSTAL 14 318MHZHC 49U 715G13701A S GP MAIN BOARD C103 65G0603473 32 GP CHIP 0 047UF 50V X7R C104 65G0603473 32 GP CHIP 0 047UF 50V X7R C106 65G0603473 32 GP CHIP 0 047UF 50V X7R C107 65G0603473 32 GP CHIP 0 047UF 50V X7R C108 65G0603104 32 G
31. P WIRE HARNESS 95G8021 2512 GP 96G 29 8 GP WIRE HARNESS TUBE 51 HS75 Sony PWPC1742CPS8P Symbol Part No for TPV Description PW1742CPS8SMTP POWER BOARD 40G 45762420A GP CBPC LABEL 25X6mm 51G 100510500 GP 1 2577 55G 23524500 GP ISOPARE 705G 780 56 01 901 ASS Y 705G 780 93 S6 D902 D904 ASS Y 801 67G215V471 4N GP KY25VB470M CC3 10 16 C803 65L 3J2206ET GP 22PF 5 TDK 805 65L 3J2206ET GP 22PF 5 3KV TDK 806 65L 3J5096ET GP CERAMIC CAP C809 65L 3J5096ET GP CERAMIC CAP 816 65L 3J2206ET GP 22PF 596 3KV TDK C822 65L 3J2206ET GP 22PF 5 3KV TDK C823 65L 3J5096ET GP CERAMIC CAP C824 67G215V4714N GP KY25VB470M CC3 10 16 C825 65L 3J5096ET GP CERAMIC CAP C901 65G306M1022BM GP Y1 CAP 001UF 250VAC MUR C902 65G306M1022BM GP Y1 CAP 001UF 250VAC MUR C903 63G 107224105 GP 0 22UF 250V X1 ARCO C905 67G215S10115N GP EC CAP 450V 100 C909 67G215V102 3N GP KY10VB1000M CC3 10 16 C910 67G215V471 GP KY16VB470M CC3 10 12 5 C912 65G306M1022BM GP Y1 CAP 001UF 250VAC MUR C923 67G215V4714N GP KY25VB470M CC3 10 16 CN801 33G80212D U GP WAFER CN802 33G80212D U GP WAFER CN803 33G80212D U GP WAFER CN804 33G80212D U GP WAFER CN901 33G80293A H GP WAFER CN902 33G8027 12 GP WAFER CN903 95G 9023 GP TIN COATED D901 93G 6026 52 RECTIFIER DIODE FR107 DB901 93L 50460 16 U4KB80R 52 HS75 Sony
32. P CHIP 0 1UF 50V X7R C109 65G0603473 32 GP CHIP 0 047UF 50V X7R C110 65G0603473 32 GP CHIP 0 047UF 50V X7R C113 65G0603104 32 GP CHIP 0 1UF 50V X7R 45 HS75 Sony C122 65G0603104 32 GP CHIP 0 1UF 50V X7R C123 65G0603104 32 GP CHIP 0 1UF 50V X7R C124 65G0603104 32 GP CHIP 0 1UF 50V X7R C126 65G0603104 32 GP CHIP 0 1UF 50V X7R C202 65G0603104 32 GP CHIP 0 1UF 50V X7R C203 65G0603104 32 GP CHIP 0 1UF 50V X7R C204 65G0603104 32 GP CHIP 0 1UF 50V X7R C205 65G0603104 32 GP CHIP 0 1UF 50V X7R C206 65G0603104 32 GP CHIP 0 1UF 50V X7R C207 65G0603104 32 GP CHIP 0 1UF 50V X7R C208 65G0603104 32 GP CHIP 0 1UF 50V X7R C210 65G0603104 32 GP CHIP 0 1UF 50V X7R C211 65G0603104 32 GP CHIP 0 1UF 50V X7R C212 65G0603104 32 GP CHIP 0 1UF 50V X7R C213 65G0603104 32 GP CHIP 0 1UF 50V X7R C214 65G0603104 32 GP CHIP 0 1UF 50V X7R C216 65G0603104 32 GP CHIP 0 1UF 50V X7R C217 65G0603104 32 GP CHIP 0 1UF 50V X7R C218 65G0603104 32 GP CHIP 0 1UF 50V X7R C219 65G0603104 32 GP CHIP 0 1UF 50V X7R C222 65G0603104 32 GP CHIP 0 1UF 50V X7R C223 65G0603104 32 GP CHIP 0 1UF 50V X7R C224 65G0603104 32 GP CHIP 0 1UF 50V X7R C225 65G0603104 32 GP CHIP 0 1UF 50V X7R C226 65G0603104 32 GP CHIP 0 1UF 50V X7R C227 65G0603104 32 GP CHIP 0 1UF 50V X7R C228 65G0603104 32 GP CHIP 0 1UF 50V X7R C229 65G0603104 32 GP CHIP 0 1UF 50V X7R C230 65G0603104 32 GP CHIP 0 1UF 50V X7R
33. W R904 61L1206665 3F GP CHIPR 665KOHM 1 1 4W R906 61L1206335 GP 3 1 4W R907 61L1206220 GP 22 OHM 1206 R908 61L1206665 3F GP CHIPR 665KOHM 1 1 4W R909 61L1206201 GP 200 OHM 1 4W R910 61L1206205 GP CHIP 2M OHM 1 4W R911 61L1206665 3F GP CHIPR 665KOHM 1 1 4W R912 61L0805102 GP CHIPR 1K OHM 5 1 8W R913 61L0805471 GP CHIPR 470 OHM 1 8W R914 61L0805102 GP CHIPR 1K OHM 5 1 8W R915 61L0805150 3F GP 150KOHM F 1 8W R916 61L0805103 GP CHIPR 10K OHM 5 1 8W R917 61L0805133 2F GP 13 1 8W R918 61L1206684 GP CHIPR 680K OHM 5 1 4W R919 61L1206684 GP CHIPR 680K OHM 5 1 4W R920 61L1206684 GP CHIPR 680K OHM 5 1 4W R921 61L0805201 GP CHIP 200 OHM 1 8W R922 61L0805472 GP CHIRP 4 7K OHM 5 1 8 R923 61L0805689 GP CHIP 6 8 OHM 1 8W 5 R924 61L0805143 2F GP 14 3KOHM 1 8W R925 61L0805100 2F GP 10 F 1 10W R926 61L0805102 GP CHIPR 1K OHM 5 1 8W R927 61L1206201 GP 200 OHM 1 4W R928 61L1206201 GP 200 OHM 1 4W R929 61L1206201 GP 200 OHM 1 4W R930 61L1206201 GP 200 OHM 1 4W U801 56G 608 9 OZ9RRBGN SOIC 8 ZD801 93G 39524 RLZ 5 68 LLDS ZD901 93G 39517 RLZ12B 1105 20902 93G 395 25 T RLZ5 1B LLDS ZD903 93G 39519 27 5 20904 93G 39510 76 88 1105 20905 93G 39510 RLZ6 8B 1105 20906 93G 39510 76 88 1105 56 HS75 Sony 715G1447 1 GP PCB BOARD C832 65G601G1011T GP 100pf 2
34. W1TCH SW103 77G602 1CJ GP TACT SW1TCH SW104 77G602 1CJ GP TACT SW1TCH SW105 77G602 1CJ GP TACT SW1TCH SW106 77G602 1CJ GP TACT SW1TCH 715G1442 1 GP PCB BOARD R101 61L0603101 GP CHIPR 100 OHM 5 1 10 R102 61L0603101 GP CHIPR 100 OHM 5 1 10 ZD101 93G 39534 UDZS5 6B 20102 93G 39534 UDZS5 6B 20103 93G 39834 UDZS5 6B 20104 93G 39834 UDZS5 6B 20105 93G 39834 UDZS5 6B 20106 93G 39834 UDZS5 6B 20107 93G 39534 UDZS5 6B 20108 93G 39534 UDZS5 6B 20109 93G 39534 UDZS5 6B ZD110 93G 39534 UDZS5 6B 20111 93G 39534 UDZS5 6B 20112 93G 39534 UDZS5 6B 58 HS75P Sony 8 Schematic 8 1 Main board AGND 12 SGND DDCDAT ANSING Ro RO T 1 Th SGND TH E HPD R Ra DE 10K ww HOT PLUG UDZS56B I SGND T Te SGND Te Ro RIO D 006 sv ymo i PAC fures ARED GREEN BLUE A GND AGND 1104 P an m PNE 1 2 bier EJEJ ET EN GND VCC M WP GND SDA SEN ET 2N7002E Kow sp I desse 25568 D Gale MX
35. e dimming range control with a low frequency Pulse Width Modulation LPWM dimming function The control logic provides a regulated ignition voltage and appropriate protection for over voltage or over current conditions The function of each pin is as follows PIN NAME Description 1 55 Enable Soft Start Time and Compensation 2 CT Timing Capacitor to Set Striking Operating and LPWM Frequency 3 GNDA Ground 4 DRV2 N MOSFET Drive Output 5 DRV1 N MOSFET Drive Output 6 VDDA Supply Voltage 7 VSEN_DIM Voltage Sense_Dimming Voltage 8 ISEN Current Sense Feedback 5 2 3 Introduction of important function a Adapter EMI filter circuit It is common used to get rid of the disturbance existing in the electric net or coming from outside L901 is used to reduce the symmetry disturbance and filter the high frequency noise C901 C902 can restrain the symmetry and filter the low frequency noise R918 R919 R920 is used for discharging the capacitance when cut off the power NR901 is used to prevent the impulse of surge current when start the machine which possesses minus temperature modulus Rectifier and filter circuit The AC input is changed to a high DC voltage that magnitude is the product of 1 414 to AC after it is commuted by bridge rectifier BD901 and filtered by the capacitance C905 470 250 CN901 C903 22 250V C905 100 450 47
36. eratures such as in an automobile parked in direct sunlight or near a heating vent could cause deformations of the casing or malfunctions n places subject to mechanical vibration or shock Near any equipment that generates a strong magnetic field such s a TV or various other household appliances n places subject to inordinate amounts of dust dirt or sand for example near an open window or an outdoor exit If setting up temporarily in an outdoor environment be sure to take adequate precautions against airborne dust and dirt Otherwise irreparable malfunctions could occur Handing the LCD screen Do not leave the LCD screen facing the sun as it can damage the LCD screen Take care when you place the monitor by a window Do not push on or scratch the LCD screen Do not place a heavy object on the LCD screen This may cause the screen to lose uniformity or cause LCD panel malfunctions If the monitor is used in a cold place a residual image may appear on the screen This is not a malfunction The screen retums to normal as the temperature rises to anormal operating level If a still picture is displayed for a long time a residual image may appear for a while The residual image will eventually disappear The LCD panel becomes warm during operation This is not a malfunction Maintenance Be sure to unplug the power cord from the power outlet before cleaning your monitor Clean the LCD screen with a soft cloth If yo
37. koterii 08901 8902 7 2KBPO6M 8903 0919 33M 1 8VV 8904 22 1206 0902 10A 150V 1000PF 500V 1 3 665K 1206 1 1902 12V 1 C905 6 T901 2 v 1 2 Rx C904 HoouF 450V lt R906 8905 206 680uF 25V C915 c92 33M 1 8VV R907 100K 2W BOuF 25V C906 R908 22 11206 470PF 500 Le 0 1uF 0805 665K 1206 LAS R 5 1 1903 E 45V 8910 C908 4 12 I 2 e 1 2M 1 8W 1500P 2KV 3 VAR902 2 5804 8911 10A 60V 7 NO 665K 1206 C909 de ZD902 70901 varistor 7 1000uF 16 C910 C911 RLZ5AB 8L2128 0901 470uF 16V 0 1uF 0805 FR107 WZ D905 D906 0907 W 4 VW Psi02R 114148 114148 1000PF 250V 8913 C912 470 1 10W I veces 5801 74 40 5 varistor gt R912 1k 1 10V 868901 c913 R917 R915 70904 0 01uF 0805 13 3K F1 10W 150K 1 10W 2N5060 1uF 0805 ZE 0 22uF 250V RLZ 2B 0914 22uF 50V C922 R918 C903 8919 104 0805 680 1206 680 1206 SZ 8914 4 1k 0 108 1C902 R926 8916 PC123FY82 4P 22 1K 1 10V gt 10K 1 10 680 1206 7 8920 4 NR901 4 _ 1 PS IC901 1 61L58 050 WT CM902 R921 33L8027 12 6 ON OFF VAR901 TOP247Y 200 1206 DIM Q i NO 4 D903 C916 9 4 3 1 12V Fe LL4148 5 5 varistor on 68 1 10W 8 7 1 5V u 0 1uF 0805 10 9 7 20905 T 2 T RLZ6 2B C917 7 R922 c902 0 1uF 0805 con 4 7K 1 10 1000pF 250V 7 4 i y a C901 ZD906 8924 0921 1000pF 250V RLZ6 2B 143K 1 10 10uF 25V 16903 8925
38. ltage to the feedback terminal of PWM The smaller the value of DIM the smaller the current output of Inverter the darker the brightness Voltage start up circuit It consists of a NPN transistor and a with two working stages The first stage When the ON OFF enable voltage is OV the Q807 is closed Q806 gets through the voltage of drain pulled down so U801 doesn t work The second stage ON OFF is high level Q807 gets through Q806 breaks off Hence U201 produces pulse output to control switch transistor and the Inverter which applied high voltage across the backlight works well CT VSEN_DIM OZ9RRB z n lt 2 R821 82K Q806 RK7002 0 1VL C807 ON OFF 6 DTC144WKA C840 36 HS75 Sony Feedback circuit Alternating voltage exists at the two terminals of R842 when the loads are working After being commuted and filtered it changed to a DC sampling voltage Apply the voltage to PIN8 of U801 and it is used to control the duty of pulse output The whole process acts as steadying the output voltage CN802 PIN8 of U801 ISEN 0 047uF 25V 37 6 Trouble shooting 6 1 Main board 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 Measure U301 PIN2 1 8V U302 PIN2 3 3V Replace 0301 0302 X201 oscillate waveforms are normal Replace X
39. marked with blue 2 Take the screw and stand away 23 HS75 Sony Step2 Description Discharge the shield Step 1 insert a hard plastic chip in the gap between bezel and rear cover at up left corner 2 Hold the monitor with a hand and press the hard plastic chip with the other then move it in the forward hour hand 3 Pay attention to some hooks then open it with little force till the bezel and rear cover separated 4 The position marked with arrows exists some hooks 5 After bezel and rear cover separated the bezel is shown in the figure down left Discharge the Bezel Step Wring down the two screws marked with red in the key board 24 HS75 Sony Discharge the power board and the main board 1 Wring down all screws in the power board and main board directly 2 Take all connectors in the power board and main board away 25 HS75 Sony 5 Circuit principle analysis The LCD Monitor contains a main board an inverter power board key board which house the flat panel control logic brightness control logic and DDC Backlight and Panel Key board Video signal and DDC HOST computer 5 1 Main board 5 1 1 Block diagram The main board contains panel control logic brightness control logic DDC and DC convert DC circuit PWPC board and so on GM5321 Backlight and Panel Key board 26 HS75 Sony 5 1 2 In
40. of IC TOP247Y It cost effectively integrating the high voltage power MOSFET PWM control fault protection and other control circuitry onto a single CMOS chip The function of each pin and the inside circuit diagram are as follows Pin Symbol Functional Description 1 C Control Pin Error amplifier and feedback current input pin for duty cycle control 5 i Line Sense Pin Input pin for UV line feed forward with reduction remote ON OFF and synchronization x External Current Limit Pin Input pin for external current limit adjustment remote ON OFF and synchronization 4 S Source Pin Output MOSFET source connection for high voltage power return F Frequency Pin Input pin for selecting switching frequency 7 D Drain Pin High voltage power MOSFET drain output O CONTROL C DRAIN D e O INTERNAL 1 SUPPLY SHUNT REGULATORY ERROR AMPLIFIER CURRENT LIMIT COMPARATOR EXTERNAL O CURRENT LIMIT X HYSTERETIC MAX CLOCK O DA STOP SOFT sant r1r1r1 UNE SENSE DCyax EQ FREQUENCY F PWM COMPARATOR LIGHT LOAD FREGUENCY REDUCTION O SOURCE s PI 2632 060600 31 HS75 Sony OZ9RRB OZ9RRB operates at a constant operating frequency The operating frequency can be synchronized with an external signal that eliminates any undesired interference between the controller and LCD panel The controller provides a wid
41. s of each menu BACKLIGHT Note The backlight cannot be adjusted when the ECO mode is set to HIGH MIDDLE or LOW 1 Press the MENU button The main menu appears on the screen 2 Press the buttons to select BACKLIGHT and press the OK button The BACKLIGHT menu appears on the screen 3 Press the buttons to adjust the light level and press the OK button HS75 Sony CONTRAST Note The contrast cannot be adjusted when the ECO mode is set to HIGH MIDDLE or LOW 1 Press the MENU button The main menu appears on the screen 2 Press the buttons to select CONTRAST and press the OK button The CONTRAST menu appears on the screen 3 Press the buttons to adjust the contrast and press the OK button HS75 Sony BRIGHTNESS Note The brightness cannot be adjusted when the ECO mode is set to HIGH MIDDLE or LO 5 1 Press the MENU button The main menu appears on the screen 2 Press the W t buttons to select G BRIGHTNESS and press the OK button The BRIGHTNESS menu appears on the screen 3 Press the buttons to adjust the brightness and press the OK button HS75 Sony SCREEN Press the MENU button The main menu appears on the screen Press the buttons to select AX SCREEN and press the OK button The SCREEN menu appears on the screen Press the buttons to select AUTO and press the OK button Make the appropriate adjustments of the screen s phase
42. t7 183 SPIOI4PWM3 9 20 Add sM BUS HMADDRIG HMADDRIS Lf nc vss SI fo ISW ROM_ADDAIS GPlo15 S9 va PG B SST25VF020 20 4C SAE F 186 ROM ADDRIS 45V 5V olo Em R24 RuAppni3 yar ROM ADDRI4 RESERVED R242 1 625V 821 FRRDDRTZ 188 ROM ADDRIS RESERVED toe 155 80M ADDRIT RESERVED 12 09 close to U203 192 w allo 12 99 XC ROM ADORIO pcd d m pin X153 CRVSS pull low R22 194 ROM ADDR8 CRVSS Cancel RZ50 0 ROM_ADDRZ CRVSS Y X196 ROM ADDRG CRVSS ROM ADDR5 CRVSS SMBCLK GM 843 A NO i 2 M to ROM ADDR4 68V55 KSUBCLK changed 8215 218 from 20K to X es ROM ADDAA caves 200 w IS SMBDATGM 8414 NC x20 ROM ADDR2 08V55 KSMBDAT a x01 ROMCADDRI CRVSS ROM ADDR0 ERVSS m 6855 Rom DATA7 SDA NY X2 ROM DATAS X20 ROM DATA4 H 80M 0M 3 X Z 80M DATA X 3 RO Leavo ni HZ Leaner ROMCDATAD Ne 124 SC i LBADC NS X 5 nou oen LBADG RETURN X 7 8OMWEn 22522 RS PLEPERNS 22222 BOOTSTRAP SIGNALS 25525855 555555552 22222 99999999999 ADDRESS NAME SETR DESCRIPTION GND x specify the device address for serial host GM5221H 4 ROM ADDR 6 0 DEV_ADDR 6 0 interface POFP 208 X 1 8245 R235 view tok ATK
43. the duty the higher the brightness R316 47K 1 16 lt lt PBIAS VCC 12V C304 VCC5V F N 0 1uF SMAL240LVXRO D309 m CONN Ep 5V e IX C C303 R301 100uF 25V 0 1uF 1K 1 16W R302 3 PWMO Brightness 1K 1 46W VCC12V Vcc 12V D316 UDZS5 6B Interface of main board and PWPC board 29 HS75 Sony 5 2 PWPC board 5 2 1 Block diagram PWPC board combines to adapter and inverter this design has the merits in predigesting constructions reducing cost and improving product s capability Adapter which commonly consists of bridge rectifier and filter start circuit PWM control circuit TOP247Y protection circuits and convert to 12V 5V DC voltage by input 90V 240V AC voltage that provide power supply for each chips in the main board and inverter Inverter is DC TO AC circuit It changes the 12v DC of power supply to about 600 800v AC that drives the backlight It mostly consists of starting circuit PWM controller output circuit and protection circuit etc AC input Bridge Rectifier ifi ransformer EMI filter Rectifier CMOS and Filter MOSFET Start Circuit R906 R907 CN902 Voltage 5V Feedback Circuit Over Voltage Protect Control IC Royer type L C Resonance PWM convert amp DC circuit amp Boost circuit Current Circuit Feedback PWM Circuit ka Control IC Lamp ON OFF Control 30 HS75 Sony 5 2 2 Introduction
44. troduction of IC GM5321 integrate ADC OSD SCALER TCON LVDS RSDS convert analog RGB into digital and zoom and shrink scaling output to LCD panel AIC1084 33M DC power convert used to 5v convert 3 3v 1084 18 DC power convert used to 5v convert 1 8v 5 1 3 Introduction of important function DC TO DC The required power supply are different for each chip and the voltage of 12v 5v offered by PWPC can t reach the requirement so we deal with this problem by means of two pieces of DC TO DC chips AIC 1084 18CM AIC1084 33CM The circuit diagrams are as follows 3 3V VCC5V VCC5V 263 0310 SMAL240LVXRO U301 AIC 1084 18CM D311 SMAL240LVXRO C306 47uF 25V 27 HS75 Sony Panel Control Circuit The high level output from PIN67 of U201 makes Q402 break through Q203 break through and offer 5V to panel when work well The output is low level when it s saving energy state and Q402 break off Q203 break off so the panel doesn t work 12 5V 3 3V R401 R402 0 110W NC R403 100K 1 16W C405 0 068uF 100K 1 16 VDDD 0402 10 1 16W PMBS3904 C404 0 1uF GND GND 28 HS75 Sony On Off Brightness control circuit ON OFF control When it works well the high level output form PIN 68 of U201 and low in saving energy state Brightness control When it works well the output PWM pulse from PIN98 of U201 adjusts the brightness the bigger
45. u use a glass cleaning liquid do not use any type of cleaner containing an anti static solution or similar additive as this may scratch the LCD screen s coating Clean the cabinet panel and controls with a soft cloth lightly moistened with a mild detergent solution Do not use any type of abrasive pad scouring powder or solvent such as alcohol or benzine Do not rub touch or tap the surface of the screen with sharp or abrasive items such as a ballpoint pen or screwdriver This type of contact may result in a scratched picture tube Note that material deterioration or LCD screen coating degradation may occur if the monitor is exposed to volatile solvents such as insecticide or if prolonged contact is maintained with rubber or vinyl materials Transportation Disconnect all cables from the monitor and grasp both side of the LCD display firmly taking care not to scratch the screen when transporting If you drop the monitor you may be injured or the monitor may be damaged When you transport this monitor for repair or shipment use the original carton and packing materials 4 HS75 Sony HS75 Sony 2 Specification 2 1 Product character 140 H n Vertical 270 336mm 100 240 50 60 2 Temperature Operating condition 5 HS75 Sony 2 2 Interface description Analog connectors Detect Cable ZS loda 18 ow o9 p

Service Manual

Contents

Download Pdf Manuals

Related Search

Related Contents