SONY SDM-X72 - Linfotech.co.uk
Contents
1. 12V_1 0 10 1 15 12V_2 1 HDATAFO RP302 R238 0 14 2 HDATAF1 10K 10K 2 HDATAF2 HDATAF3 Q213 4 4 9 Q212 i 5 ew MMBT3904 dE oa R226 5 9925 SU tagU 16V Am 2 RESET OFF 10K 4 3 B 5V A ES Q214 MMBT3904 IC301 m m iki Re 0 al Tun 8337 A A A 47 FB302 YY 120 P6 1 AD1 24 9 R338 AMA 47 FB303 YY 120 2 4 5 R339 AAN 47 FB304 Y Y 120 R301 T P6 3 AD3 215 4 K P6 4 DA10 FX P6 5 DA11 4 P6 6 DA12 2 md R525 A A S19 HoT PLUG bg4 P6 7 DA13 C i RESET 0 6 gt R326 470 R302 0385 AAA VBLANK P4 0 ANN DDC VGA 2 AAA MMBT3904 _SCL_ HSCL1 P3 0 Rxd HBLANK P4 1 PD agi iek DDC_SDA_1 AAN HSDA1 P3 1 Txd R324 HSCL2 P7 0 100 HSDA2 P7 1 DAQ P5 0 2 2 2 R330 Mu VGA DET1 011 P3 2 INTO DA1 P5 1 ANN VGA DET cg13 6392 0 BKLT EN P4 2 DA2 P5 2 NC t ISCL P7 2 DA3 P5 3 P 4 9 VGA VS 21 014 S X301 4 i 24 9 R333 100 VGA HS 1 2 C 6015 11 0592MHZ XTALI T ISDA P3 4 T8 la ii NW HS 1 XTALe DA6 P5 6 FIN DVI_PD 4 DA7 HCLAMP P4 5 0 21 1 R336 A 1882. 2131 77 0 001u eee ee ee _ ______ _______ _ ___________ ____ ___ ________ ee B S83627 J G K SDM X72 E 3 19 POWER SUPPLY G BOARD X X X x lt D 791919191919 919 9191919 9 919191919 4 GND Q101 51 12V 5A CN203 FB101 255 220 Does YN CN101 lt E vo 55 ze si a P 82 Eg z gt S 523 zx Z da nous OS SESS OKO F101 SERRE C C130 101 NM D102 4 250 BL C253 C 7246 ADP 60PP B CN102 D201 D202 5 R109 C116 COMPONENT SIDE D104 D125 a C257 R253 R252 ___ 257 R266 C258 252 C252 C251 25 0251 0105 lis CN 02 t 259 Ye N R2512 Q C260 R260 R2511 259 261 cO O lt CN 1929 9689 HOLLY R256 R255 C262 CONDUCTOR SIDE SDM X72 E 3 20 SECTION 4 EXPLODED VIEWS Items with no part number and no description are not stocked because they are seldom required for routine service construction parts of an assembled part are indicated with a collation number in the remark column Items marked are not stocked since
3. lt 18 000 sou 88 Fi o NS 2 11 88 9 FB514C 8 NO D Q Ic50128 2 SS 1503 29 C50 T now 16 9 559 6661 3 349 0 A RP504 RP505 RP506 gm J 3 838 5 we pes 5 d of 2 6 JU 1 Jal Ul LIES g CN601 2621 D622 5525 E rg 69865 i 6 10 6 S 15 15 9 al T IDU Ls ro _ EE nl gt COMPONENT SIDE gt CONDUCTOR SIDE SDM X72 E 3 12 2 Schematic Diagram of H Board PWR ON OFF 52 4 55 7 N A BOARD S CN303 S 2 IZ Sz Oba On Ed 9 5 Alol 5 as 01 11 nll 02 17 B a a Az E 2 A Qm 0908 27 27 a7 S 87 R905 L 904 2 R903 R908 gt 907 2 8996 0910 D309 1K lt 2 2K 1K lt 2 2K 2 LED LED e e e e e e e e e e e e e e B SS3627 lt J gt H SDM X72 E 3 13 KEY H BOARD COMPONENT SIDE CONDUCTOR SIDE SDM X72 E 3 14 3 Schematic Diagrams of Board 1 11 12 Q10 BC817 25 8 040 6 0 gt ICT60 Q8 2N7002LTA Q11 BC807 25 016 BC817 25 Q17 BC807 2
4. A commercial leakage tester such as the Simpson 229 or RCA WT 540A Follow the manufacturers instructions to use these instruments A battery operated AC milliammeter The Data Precision 245 digital multimeter is suitable for this job Measuring the voltage drop across a resistor by means of a VOM or battery operated AC voltmeter The limit indication is 0 75 V so analog meters must have an accurate low voltage scale The Simpson 250 and Sanwa SH 63Trd are examples of a passive VOMs that are suitable Nearly all battery operated digital multimeters that have a 2 V AC range are suitable See Fig A To Exposed Metal Parts on Set AC Voltmeter 2 Earth Ground Fig A Using an AC voltmeter to check AC leakage SDM X72 E 2 WARNING SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY SHADING AND MARK A ON THE SCHEMATIC DIAGRAMS EXPLODED VIEWS AND IN THE PARTS LIST ARE CRITICAL FOR SAFE OPERATION REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY CIRCUIT ADJUST MENTS THAT ARE CRITICAL FOR SAFE OPERATION ARE IDENTIFIED IN THIS MANUAL FOLLOW THESE PROCEDURES WHENEVER CRITICAL COMPONENTS ARE REPLACED OR IM PROPER OPERATION IS SUSPECTED AVERTISSEMENT ATTENTION AUX COMPOSANTS RELATIFS LA SECURITE LES COMPOSANTS IDENTIFIES PAR UNE TRAME ET UNE MARQUE A SONT CRITIQUES POUR LA S CURIT NE LES REMPLACER QU
5. DBG7 10 O DBBO DBB1 526 3882 029 DBB3 518 3884 818 DBB5 cag DBB6 DBB7 e FSDATAO v FSDATA1 RP506 FSDATA2 10 w FSDATA3 gt FSDATA4 Vs FSDATA5 NS FSDATAG wa FSDATA vo FSDATAS 5 FSDATA9 i FSDATA10 vi FSDATA11 11 FSDATA12 E FSDATA13 FSDATA14 Vi FSDATA15 2 FSDATA16 V rs FSDATA17 TE FSDATA18 T FSDATA19 Waa FSDATA20 14 FSDATA21 DE FSDATA22 3 FSDATA23 FSDATA24 E FSDATA25 Win FSDATA26 FSDATA O 47 wae FSDATA27 17 FSDATA28 WI FSDATA29 FSDATA30 A FSDATA31 FSDATA32 vis FSDATA33 we FSDATA34 15 FSDATA35 22 FSDATA36 yee FSDATA37 E FSDATA38 vie FSDATA39 E FSDATA40 815 FSDATA41 22 FSDATA42 FSDATA43 Ho FSDATA44 120 FSDATA45 148 FSDATA46 1 FSDATA47 E FSADDRO FSADDR O 13 VS FSADDR1 FSADDR2 FSADDR3 wi FSADDR4 FSADDRS s FSADDR6 FSADDR 5 FSADDR8 52 FSADDR9 5 FSADDR10 FSADDR11 w FSADDR12 T3 FSADDR13 5 FSCLK J FSCKE TE FSRAS 42 FSCAS 92 FSWE TO 12 QM FSDQM2 W12 FSDQM3 027 DBRED O 7 DBRED4 DBRED3 DBRED2 DBRED1 DBREDO DBRED6 DBRED7 DBREDS DBGRN O 7 Xdf28 DBGRNO DBGRN1 DBGRN2 DBGRN6 DBGRN7 DBGRN3 DBGRN4 DBGRN5 DBBLUJ O 7 df29 0 7 df29 DBBLU6 DBBLU7 DBBLU1 DBBLU2 DBBLU3 DBBLU4 DBBLUS DARED O 7 df30 DARED4 DARED3 DARED2 DARED1 DAREDO DARED6 DARED DARED5 DAGRN O 7 031 DAGRNO DAGRN1 DAGRN2 DAGRN6 DAGRN7 DAGRN3 DAGRN4 DAGRN5 DABLU O 7 4132 1 D
6. 0211 p e Divided circuit diagram One sheet of A board are circuit diagram is divided into eight sheets each having the code to A h For example the destination K ab1 on the code A sheet is connected to abt on the A sheet a b 1 Ref No Circuit diagram division code 15K MMBT3904 42 R233 qe B SS3627 lt J gt A P7 SDM X72 E TO BOARD CNO1 3 10 INPUT2 AUDIO IN INPUT1 AUDIO IN FB803 120 100MHz mMm 1 FB804 1 120 100MHz R801 100K C801 19U 16V Reig 100U 16V 10 MN R820 16 TRE 823 Le R803 5 470P 4822 100K gt 100K R805 lt gt R806 UN 1 5852 1 TS y AAN Jh gas C804 18U 16V R807 R808 825 C824 100K 2 100K 470P 470 0 8865 120 100MHz CN802 1 Mm 4 111 1 FB806 120 100MHz 5V B R812 100 814 0 10 802 801 CD4052BC TDA7496L AUDIO SW AM 4 AUDIO AMP 813 C815 100 k C807 10 k C808 869 1 A1 A2SEL dh21 R825 R826 5V_B 100 1512 AUAM R824 1 C809 AAN 5V_B i i NC T 100U 16V R810 10K R815 ES R823 15 10K 5V_B AAN VOL_ADJ R811 3 3K 8867 L 1
7. FB210 120 100MHz L BEAD 1206 F201 FB209 7 120 100 2 C209 220U 16V 12 7 19UH 5V_A R219 30K 1 R220 10K 1 5V_B IC208 VDD_3 3_A XC6203E 3 3V REG 5V C262 22U 16V D3 3V C261 _ C260 L 220 16 B SS3627 lt J gt A P1 13 TO G BOARD CN203 14 15 SDM X72 E 3 4 INPUT 1 DVI D INPUT DIGITAL RGB CN601 5DVI 5DVI 13 _ R639 Q 1 RX2 ANN RX2 3 ARX2 R643 4 5 ise 6 SEL 7 SDA ANN 8 Read V VV R645 0 19 ANN RX1 11 ARXi 12 M DVI_5V 13 r bd 5 12 R601 2 2K 17 ARXO AAA uis RX0 19 4 ARXO R648 21 22 23 ARXC AAA 9 24 AAN RXC J ARXC R656 5V_A HOT PLUG R649 10K e Divided circuit diagram One sheet of A board are circuit diagram is divided into eight sheets each having the code A amp to A h For example the destination ab1 on the code A sheet is connected to abt on the A sheet a b 1 Ref No Circuit diagram division code 45DVI DVI_5V 45V B 70 5V 5DVI 5VGA TAA C601 D613 27 kena 0 1 5 6V 2 22 22 CD4052BC a R657 R658 22K 22K 132 4 9 VGA_SCL DDC SCL 1 e e mus DDC_SDA_1 IC303 507 m AT24C02 10S
8. 1 8 bg EEPROM TXD 16 0 168 VGA_SDA 9 DDC VGA bg 10 B Output DDC_VGA DDC_DVI Port Port active A b DVI AND DDC SWITCH IC B SS3627 lt J gt A P2 14 SDM X72 E 3 5 A CN602 INPUT 2 VGA_ DET1 15 INPUT ANALOG RGB 47 VGA SDA 4 B R614 NW 47 VGA_SCL bc6 i L204 5V 5V_B R609 621 5VGA 18UH 0604 2 2 22 C228 4 DALC208SC6 5VGA 4 AAN VGA VS 11 R642 100 E R641 100 C 4 ANN VGA 8 11 F R247 Q218 R608 C620 DVI_PD NW 0217 SI4435DY C265 2 2K 226 10K MMBT3904 45V SW 1 24 02 105 EEPROM 5V_C 601 0 C640 Jh 470U 16V 47U 6 3V BEAD L R632 82 5V_C E RE825W R620 C617 VGA R a FB603 C641 01U ANN EE RED CY 470 6 i 0 R634 R619 C605 82 22 9 010 605 RE885W 0699 ANN RED VGA_RED_2 FB602 L C642 DALC208SC6 VGA_GRN_2 aan 47U 6 3V R618 VGA BLU 2 Jk NC INPUT 1 R638 VGA_D
9. P 3X4 SDM X72 E 1 7 SECTION 2 ADJUSTMENTS 2 1 Service Functions of Buttons in Front Panel The following functions are available for servicing the set 1 To display the model information Press the MENU button for five seconds or more in the ordinary power on state and the following information is displayed on the screen Model name Serial number Manufactured year and week This function is described in the instruction manual also To display ETI Elapsed Time Indicator Press the OK button for five seconds or more in the ordinary power on state and the cumulative power on time excluding the power off and power saving state 15 displayed on the screen All mode recall Press the POWER button with pressing the OK button in the power off state and the user memory is completely cleared and the system 15 reset to the factory setting This reset is similar to RESET in the OSD menu but differs from it in the following The NO SYNC AGING flag is cleared LANGUAGE is set to ENGLIDH INPUT is set to INPUTI DVI D To set the NO SYNC AGING flag Press the POWER button with pressing the UP T button in the power off state and the NO SYNC AGING flag is set In this setting when the input with no input signal is selected the system goes into the AGING MODE The NO SYNC AGING flag 15 held until it is cleared To clear the NO SYNC AGING flag go into the service mode and then set the AGING MODE to OFF
10. 7 DBGRNO 2 DAGRNO TX240 DAGRN1 TXCK 0 DBGRN1 DBGRN2 TXCK E DAGRN2 TXCK 0 DBGRN3 DAGRN3 TX3 0 TX3 E DAGRN4 TX3 0 DBGRN4 TX3 E TS DBGRN5 oe DBGRN6 DAGRN7 FB501 2 120 100MHz df32 DABLU O 7 C505 1 120 100MHz df29 DBBLU O 7 DBBLUO BEAD 1206 DABLU1 1U T BEAD 1206 DBBLU1 DBBLU2 DBBLU3 D DBBLU4 DBBLUS bis DBBLU6 DABLUT 120 100MHz 1207 109452 G C507 C508 BEAD 1206 ons m 657 V DHS QU T 61 DVS 0 010 DVS 4126 4 4 DEN 4 DCLK LE DCLK R513 MN NC R511 4 ANN H R510 0 R512 LVDS B SS3627 lt J gt A P6 e Divided circuit diagram One sheet of A board are circuit diagram is divided into eight sheets each having the code A amp to For example the destination ab1 on the code A sheet is connected to abt on the A sheet J a b 1 L Ref No Circuit diagram division code SDM X72 E 3 9 RP304 100 HDATAF O 3 5V_A 10 11 12 5V_A
11. 996 11 COVER REAR ARM BLACK US CND AEP SDM X72 E 4 2 4 2 PACKING MATERIALS 4 65 66 67 66 68 60 61 REF NO PART NO 51 52 53 54 55 56 57 58 59 60 61 4 093 186 01 4 093 185 01 4 093 187 01 4 092 765 01 4 093 188 01 1 90 568 12 1 765 719 11 1 827 087 11 1 824 952 11 1 824 963 11 1 824 598 11 4 093 065 11 4 089 157 21 4 089 157 32 1 796 619 11 4 093 235 01 4 093 235 11 DESCRIPTION REMARK INDIVIDUAL CARTON GRAY US CND AEP CH INDIVIDUAL CARTON BLACK US CND AEP CUSHION LOWER BAG PROTECTION CUSHION UPPER CORD SET POWER U C CORD SET POWER AEP CORD SET POWER CH CORD WITH CONNECTOR 15P DSUBX2 CORD WITH CONNECTOR CABLE DVI D MANUAL INSTRUCTION U C MANUAL INSTRUCTION AEP MANUAL INSTRUCTION CH DISC CD ROM LABEL INFORMATION GRAY US CND AEP CH LABEL INFORMATION BLACK US CND AEP SDM X72 E 4 3 SECTION 5 ELECTRICAL PARTS LIST NOTE All variable and adjustable resistors have The components identified A marked are h teret p critical for safety characteristic curve B unless otherwise Replace only with the part number specified noted Les composants identifi s par la marque N Items marked not stocked since sont critiques pour la s curit they are seldom required for routine Ne les remplacer que par une piece portant service Som
12. E 5 SECTION 1 DISASSEMBLY 1 1 REAR COVER AND CABINET ASSY REMOVAL Hear cover 1 2 Four screws PSW 4X10 3 Four screws PWH 3X1 2 Y 4 Cabinet assy Protection sheet SDM X72 E 1 1 1 2 H BOARD REMOVAL 2 Three screws 3X8 1 Connector 1 2 SDM X72 E 1 3 BOARD REMOVAL gr Screw 2 Invertor shield PWH 3X6 3 Connector ONOS 3 Connector CNO1 4 Screw ARS Connector 4 PWH 3X6 5 Board SDM X72 E 1 3 1 4 A BOARD REMOVAL 1 Four screws 4 PWH 3X6 2 Interface shield 4 Connector CN304 5 Four screws sa Connector PWH 3X6 CN801 4 Connector CN202 8 4 Connector CN501 lt gt 4 Six connector screws SDM X72 E 1 4 1 5 G BOARD REMOVAL CN203 3 Connector i 1 Two screws PWH 3X6 x Power shield Screw PWH 3X6 3 Connector 5 CN102 3 Connector CN101 SDM X72 E 1 5 1 6 U BOARD AND LCD UNIT REMOVAL 3 Two screws 4X1 o Screw 4 LCD unit PWH 3X6 wo screws PTP 4X10 1 Connector 2 CN851 gt 6 Screw 3 8 9 m U Board 5 Connector CN852 SDM X72 E 1 6 1 7 LCD PANEL REMOVAL 2 LCD panel Two screws P 3X4 1 Two screws
13. R223 S SS36 71710000 10 4 7 4 1z R201 4 4 AAN 4 JL s lt oe C204 40262 4 0 R202 T C 3 9K 1 C203 R214 C201 8 1 19 1 3 9 12V BA9741F L C208 4 7K R204 1 C212 5 6K R215 100U 16V D C207 9 268 SI4435DY E MMBT3904 0 2 10 84 45V REG R224 C205 Q205 S D 19 04 IKP MMBT4401 T orr NAN 2 36 TS R216 10 6 222 r 10K Os 4 B ior NS D 4 5 100 22 100UH 0204 D202 1 C214 E 10 8 MMBT4403 SS36 71710000 10 4 7 sl 1 5V_B IC204 3 3V_F 5V_B 2 5V USC IC203 FB203 45V 3 3V RE 1 3 3V C205 LD1085DT XC6203E 25V REG 120 100MHz FB204 43 3V REG FB201 BEAD 1206 Q216 C 120 100MHz 120 100MHz R243 t C217 1206 1206 G 150 220U 16V el 0221 R1206W Ue C218 C219 C266 C220 C227 188U 16V a 22 16 1U 1 100U 16V 220 16 9 1U 9 10 l 1 e Divided circuit diagram One sheet of A board are circuit diagram is divided into eight sheets each having the code A amp to A h For example the destination ab1 on the code A sheet is connected to 1 the A sheet a b 1 Ref No Circuit diagram division code R217 30K 1 5V_B
14. m2 0 313 0 003 0 329 0 003 10 0 7 7 After adjusting 4 and 6 write down the value of SUB CONTRAST and SUB BRIGHTNESS 8 Feed the signal to INPUT1 HD15 and then select INPUTI HD15 Select COLOR TEMP S 9300K then 6500K in the service mode menu and enter the value written down in step 7 respectively Digital RGB white balance adjustment 1 Feed the signal listed below to INPUTI DVI D Signal timing Input level VESA 1280 1024 60Hz All gray 30 IRE 2 Select COLOR TEMP 9300K the service mode menu and set the data listed below as initial data for adjustment SUB BRIGHTNESS SUB CONTRAST R G B 132 3 Adjust the SUB BRIGHTNESS R and Specifications are listed below y Brightness cd m2 0 283 0 003 0 298 0 003 12 0 7 SDM X72 E 2 4 4 Select COLOR TEMP 6500K in the service mode menu and set the data listed below as initial data for adjustment SUB CONTRAST G B 132 132 132 5 Adjust the SUB BRIGHTNESS R G and B Specifications are listed below y Brightness cd m2 SUB BRIGHTNESS BRIGHTNESS 0 313 0 003 0 329 0 003 12 0 7 Setting for shipping Turn off the power with the POWER button in the front panel Check that the red POWER LED lights on and then execute the all mode recall press the POWER button with pressing the OK button in the power off state Action after Replacing the LCD Panel and Board After replacin
15. of U Board 1 2 3 4 5 6 7 8 9 10 11 A TO A BOARD PIN 12 SPEAKER R CN801 3 4 SPEAKER L T 120 100 2 CN853 C BEAD 0603 R851 120 D i U EARPHONE E I B SS3627 lt J gt U F G SDM X72 E 3 17 U EARPHONE U BOARD R853 CN851 CN852 COMPONENT SIDE 1989 748919893 22884 EI Ll ER 7682 O 5296 2 28 1 8 CONDUCTOR SIDE SDM X72 E 3 18 5 Schematic Diagrams of G Board 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 A CN102 mm CN203 101 101 VO 2 0181 4181 17A U93 16CTQ100 str 958 2 OSO AM EN e o 7 81911 R1031 jms 9 _ _ gt 680k 4700 1 D130 820k i SN 55595 T gt S 2 gt gt gt gt AC IN gt gt 2 18 R 2 100V ss S 1012 1 1000 I 3 8 8 50 60Hz lt gt gt 680k T 450V Qe 0202 R2511 Le A BOARD 5 555555555 95 16CTQ100 1
16. or execute the all mode recall To enter the service mode Press the POWER button with pressing the UP T and DOWN J buttons in the power off state and the system 15 set to the service mode The service mode will be explained later To exit from the service mode turn off the power To copy EDID to the EEPROM and to clear ETI Press the POWER button with pressing the UP T and OK buttons in the power off state and the data for the model information are copied to the EEPROM for the internal microcontroller from EDID of INPUT2 HD15 and the model information display is made correct When replacing the A board this operation is required after writing EDID and at the same time ETI is reset to O To enter the ISP mode Turn on the MAIN POWER switch with pressing the DOWN J button in the main power off state and the system enters the ISP mode The POWER LED goes off and both input LED s 1 and 2 light on and the picture disappears and any button becomes invalid In the ISP mode the internal software can be updated with an external personal computer using a special fixture To cancel the ISP mode turn off the MAIN POWER switch SDM X72 E 2 1 2 2 Uses of Service Mode 1 Turn off the power with the POWER button in the front panel The red POWER LED lights on 2 Press the POWER button in the front panel with pressing the UP and DOWN buttons and the system enters the service mode When no signal is input to the
17. they are seldom required for routine service Some delay should be anticipated when ordering these items The components identified marked are critical for safety Replace only with the part number specified Les composants identifi s par la marque N sont critiques pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi SDM X72 E 4 1 4 1 CHASSIS SB PTP 3X10 D SE a PWHTP 3X6 D Z PTP 4X10 B 3X8 PSW 4X10 PWH 3X6 D 1 16 4 090 557 01 COVER REAR GRAY US CND AEP CH REF NO PART DESCRIPTION REMARK 4 090 557 11 COVER REAR BLACK US CND AEP X 4041 271 1 CABINET ASSY GRAY 3 US CND AEP CH X 4041 269 1 CABINET ASSY BLACK 3 US CND AEP 4 089 923 01 COVER MINI DIN GRAY US CND AEP CH 4 089 923 11 COVER MINI DIN BLACK US CND AEP 1 825 215 11 BOX SPEAKER A 1401 985 A BOARD MOUNTED X 4041 270 1 BEZEL ASSY GRAY US CND AEP CH X 4041 268 1 BEZEL ASSY BLACK US CND AEP A 1401 986 A U BOARD MOUNTED 4 093 038 01 WASHER 1 804 981 11 PANEL LCD 170 5 1 86 460 11 SWITCH POWER 1 761 619 11 BOARD MOUNT INVERTOR BOARD 1 417 348 11 INLET AC 1 761 615 11 G BOARD MOUNT POWER BOARD A 1404 772 A BOARD MOUNTED A 1604 259 A STAND ASSY GRAY 16 US CND AEP CH A 1604 255 A STAND ASSY BLACK 16 US CND AEP 4 089 996 01 COVER REAR ARM GRAY US CND AEP CH 4 089
18. 0 4 5 2 1 2 4 9 0 1u 2 14 10 11 0 lt DRV 2 7003 E ICT51 m dis Los 5 32 0 0015 2N7002LTA 44 ICT45 ICT46 ICT29 ES 805 R39 677 CN04 d T 1M 0 amp ICT48 33k TO3 2PIN M dju YST A186490 007 002 ICT50 0 21 TO LCD BACK LIGHT BAS32 9 0 Q04 C19 n M 9 5 2N7002LTA 333p D16 6 155226 AT n 806 826 IM 04 ICT49 560 D C11 ICT15 ICT14 OR J oou T i 12 R27 D03 ICT52 BAS32 a 205 008 195226 OP 8 94 2N7002LTA 155355 R16 009 51k 166355 C03 R07 1M R20 D10 CN05 TO4 ICT8 1YST A186490 ICT36 1 p 7 TO LCD BACK LIGHT CY04 2 22p CN07 T06 2PIN YST A186490 DE 7 2 19 5 i E CN06 ICT65 a Ba To5 YST A186490 ICT32 M 1 ICT41 D11 ICT64 R36 7 TO LCD BACK LIGHT 390 166355 CY05 2 22 D18 5 188226 12 R33 ICT67 155355 560 A e D13 155355 B SS3627 J 13 SDM X72 E 3 15 INVERTER BOARD Le Lu m COMPONENT SIDE gt JCT16 5 e CT CT e e ICTLA NELTA lt CONDUCTOR SIDE gt ICTIZ CTOS LTLU 1 2994793201 XZ 2RU REU e 12703 12704 JCT13 SDM X72 E 3 16 4 Schematic Diagram
19. 00 Noi 5 R10322 FER SS Ar TH103 d Sao gt 4 251 C252 8 C 680k 0 001u 0 001 O O 214 E 0101 0183 26 133 BYV26E 133 N N e ES ss lt 2 NM R119 0182 R113 D108 20k 2N7002LT1 FB103 1 5k 1N4935RL 11 D A EH 34 W 0192 R120 o 0010 1N4935RL 9 2 2 pub roc 2118 C111 O C259 0 1u 0183 3 ANTS lt b 6 2 AMA Ss C258 um o 7 4403 r si 680p R257 39k E e 00 D 0185 19 UM E gt MMBT4401 ete 28 C191 210 E 221 99 DAP008ADR2 2 R185 51 x 6 8 1 0101 i pa 2 STB9NC60 1 ess 9 ein gig aie t 95 5525 4525 gt 0185 gt R LL4148 GS08 R116 F 512 2549 t t E Fe Te m y Sel 2 0123 ES 5 Scr TLZ24C GS08 C261 K v R e e e e e 8 NM he e gt i alo R107 00 220p 237 59 R256 1k 09 MA TLZ5V1B GS08 6 0104 5 LO 114148 0508 IC102 Sk x DS TCET1104G gt 4 8 Fa a 1 US ANS 81121 R1122 81123 1124 R1125 68 105 mx lex C104 L 22M 22M 22M 22M 22M A SITO 4 ANS Sa on 0 001u T VW VW ng OS 3 2 a gt 6 x 10 E 0 4 a H e e e
20. 20 100MHz BEAD 1206 12V_2 120 100MH 2 BEAD 1 206 CN801 12 M 1 TO 1999 16 2 U BOARD 3 ___ 813 111 851 1999 16 5892 zm 120 100MHz 0 1206 C817 C816 1KP 1KP 08 2 dL 5 4 1 E SP_MUTE gh39 N N i One sheet of A board are circuit diagram is divided into eight sheets each having the code A to A Q For example the destination ab1 on the code A sheet is connected to abt on the A sheet a b 1 e Divided circuit diagram Ref No Circuit diagram division code B SS3627 J A P8 14 15 SDM X72 E 3 11 A MAIN CPU SYSTEM IC COLOR DEC A D CONV 3D COMB FILTER A BOARD 2970030802 FB505C540 g H LS X82A IB L aT A cr BH 511 26 1C504 Tint rs 7 1 d gt qe FB203 0888 AS ET E EDIT LAIT 2020 21283 60284 CN202 LE 0234 1 2928 2922 1 LLEO q all 19 3 Loc seso L eso LC 92234 1080 oreo Ll 6162 0262 E Sepe 266 622005 565 2 8 8 Om 29 992 og 4 S 2 2 5 5 kk e S T au t X ST ma a 352255955520 8 401 D309 2
21. 5 R15 ICT59 R04 57 PAS 5V R50 100k TO A 8 BOARD CN202 LE D 1 2 0 Q24 2N7002LTA 0 8 44 ONTOOELTA R28 1M 0 4 STA ON7OOELTA C24 M x R29 8 24 k Q27 D05 BAS32 OPA C25 R30 0 1u 1M 2N7002LTA INVERTOR 77 201 CNO1 7PIN D 5 VIN ICT18 C33 ICT19 2201 35v 3 enn CN02 6 2PIN GND ICT39 A YST A186490 0 1 CT3 5 4 R12 ICT31 TO LCD BACK LIGHT ICT38 47k ICT23 ICT22 7 49 5 A R18 A 5 ICT34 R17 8 Olu B CT3 R13 30k u v ps 021 10k 100 ND ICT37 V V BC817 25 22 20 28 5V ICT40 0296015 vd pena R10 2 2 10k n 2 6 NDRVB cis err 2001 0 542 194 PORTA ICT26 220p 1 UDZSTE 175 6B zl 5 145 s 220 TO LCD BACK LIGHT 09 tul 4 84 4 7 51 5 m R21 62k 3 05 004 C08 5 16 101 ci f k otu T iu T tu are 814 12237 4 2 3
22. ABLUO DABLU6 DABLU DABLU1 DABLU2 DABLU3 DABLU4 DABLUS SCALER B SS3627 lt J gt A P4 SDM X72 E 3 7 3 3V_F 3 3V_F1 3 3V_F 3 3V_F2 3 3V_F 3 3V_F3 FB505 FB506 FB507 120 100MHz 120 100MHz 120 100MHz 40 BEAD 1286 518 519 c541 BEAD 1286 525 526 C542 BEAD 1206 0532 533 534 0535 EM ul mil 421 e a ep a 4834 FSADDR O 13 3 3V_F1 3 3V_F2 3 3V_F3 FSDATA O 47 de33 OOOO oono gt gt gt gt I FSADDRO S 21 1 3 FSDATAO FSADDRO 15 1 3 PSDATA16 FSADDRO 4 21 8 FSDATA32 FSADDRI 5 422 FSDATA1 FSADDRI 5 222 2 7 FSDATAI7 FSADDRI 2 22 FSDATA33 FSADDR2 5 425 2 2 FSADDR2 25 2 2 PSDATAI8 FSADDR2 4 25 FSDATA34 FSADDR3 25 0 6 PSDATAS FSADDR3 5355 2 8 _FSDATA19 FSADDR3 4 24 FSDATA35 FSADDR4 427 0 8 FSDATA4 FSADDR4 5394 2 8 FSDATA20 FSADDR4 27 FSDATA36 FSADDRS 3 428 1 0 FSDATAS FSADDRS 5 428 1 0 FSDATA2I FSADDRS 1 3 4 28 0 FSDATA3Y FSADDR6 T 430 IC503 1 0 FSDATA6 FSADDR6 430 IC504 1 0 FSDATA22 FSADDR6 1 1 30 IC505 FSDATA38 FSADDR 7 0 FSDATA FSADDR7 0 FS
23. After selecting the Graphics Select Tool place your cursor in the document window and the cursor will change to a plus symbol Click and drag the cursor over the area you want to print When you release the mouse button a marquee or dotted lined box will be displayed outlining the area you selected 3 With the marquee in place go to the file menu and select the Print option When the print window appears choose the option under the section called Print Range which says Selected Graphic Select OK and the output will print only the area that you outlined with the marquee continued gt ON SCREEN SEARCH OPTION All of the text within the service manual PDF is content searchable This means that you can enter any text word phrase or reference number that appears in the manual and the PDF software will search find and move the cursor to the location where you requested text first appears This feature can be particularly useful in locating components on a specific schematic or printed wire circuit board PWB diagrams Follow these steps to effectively locate a component on a schematic diagram 1 Locate the schematic you want to search by clicking on the corresponding bookmark on the left side of the screen The view on the right of the screen will then jump to the desired schematic page 2 Magnify the diagram to at least 400 before conducting a component search This will enable you to easily view the reference nu
24. DATA23 FSADDR7 FSDATA39 FSADDR8 45161622 0 6 5 FSADDRB g Al K45161622 2 6 FSDATA24 FSADDRB A I FSDATA40 FSADDR9 S32 10 FSDATA9 FSADDR 7 335 SDRAM 1 0 PSDATA25 FSADDR9 7 22 FSDATA41 FSADDRI0 7 220 1 FSDATA1O FSADDR10 7315 0 1 FSDATA26 FSADDRI0 2 FSDATA42 FSADDR11 0 9 FSDATAII FSADDR11 0 9 PSDATA27 FSADDR11 FSDATA43 C539 45 20 FSDATAI2 42 453 FSDATA28 FSDATA44 2 8 FSDATAIS 2 8 FSDATA29 FSDATA45 24781134 35 49 0 FSDATAL4 1 84 35 49 5 1 0 FSDATA3O 1 34 351 FSDATA46 9 84 34 0 FSDATAI5 3 34 34 0 FSDATA31 3 34 34 FSDATA47 de35 18 18 al FSRAS sa 17 3 34 17 3 8 amp 17 2 3 16 3 34 16 3 3416 15 3 3 amp 15 313415 SENE oval 14 DA 14 04 14 f FSDQMO FSDQM2 FSDQMI 01 36 FSDQM3 04 36 04 36 8566 75 e e e e 218 a a a a A A alalala 2 a lt lt lt lt ox E 5 E E RR ou a R 8 a a lt m a a lt 00 00 alalala mox 2108 lt lt lt lt un R535 R536 10K 10K RP508 10K 3 3V_F e Divided circuit diagram 553627 lt 4 gt 5 One sheet of A board circuit diagram is divided into eight sheets each having the code A amp to For example the destination ab1 on the code A s
25. E D910 650038501 DIODEL9343 YC 22 H SWTCH 591 1786426211 SWITCH TACTILE 23 H SWTCH 592 1 786 426 11 SWITCH TACTILE 24 H SWITCH 593 176642611 SWITCH TACTILE 25 H SWTCH 594 14864264 SWITCH TACTILE 26 H SWITCH 5905 176642611 SWITCH TACTILE 27 H SWTCH 596 1 786426 11 SWITCH TACTILE 28 H SWITCH 597 1486426 4 SWITCH TACTILE o _ y 29 1 FUSE 157641021 FUSECHP 30 1 f Fuse 11564021 FUSECHP 311 jie 670291601 020608 1 SDM X72 E 5 2 32 1 ie 7 2 670291501 5 2 33 11 fie 670291501 ICSMS22DY 34 fie 4 16702 91501 pas CC Jero29501 ICSMS22DY SDM X72 E 5 3 Sony Corporation English Sony Technology Center 2003AJ74WEB 1 Technical Services Printed in USA Service Promotion Department 2003 1 9 878 803 01 SERVICE MANUAL SDM X72 US Model Canadian Model AEP Model Chinese Model D L 1 CHASSIS ORIGINAL MANUAL ISSUE DATE 1 2003 ALL REVISIONS AND UPDATES TO THE ORIGINAL MANUAL ARE APPENDED TO THE END OF THE PDF FILE REVISION DATE REVISION TYPE SUBJECT 1 2003 No revisions or updates are applicable at this time Design and specifications are subjec
26. E PAR UNE PORTANT LE NUM RO SPECIFI LES R GLAGES DE CIRCUIT DONT L IMPORTANCE EST CRITIQUE POUR LA S CURIT DU FONCTIONNEMENT SONT IDENTIFI S DANS LE PR SENT MANUEL SUIVRE CES PROC DURES LORS DE CHAQUE REMPLACEMENT DE COMPOSANTS CRITIQUES OU LORSQU UN MAUVAIS FONCTIONNEMENT EST SUSPECT SDM X72 E 3 POWER SAVING FUNCTION This monitor meets the power saving guidelines set by VESA ENERGY STAR and NUTEK If the monitor is connected to a computer or video graphics board that is DPMS Display Power Management Signaling compliant the monitor will automatically reduce power consumption as shown below Power mode Power consumption O power indicator normal 40 W max green operation active off 3 max orange deep sleep 9 power off 1W red main power off off When your computer enters the active off mode the input signal 15 cut and NO INPUT SIGNAL appears on the screen After 10 seconds the monitor enters the power saving mode Deep sleep is a power saving mode defined by the Environmental Protection Agency Note If the POWER SAVE is set to OFF page 16 the monitor does not enter the power saving mode AUTOMATIC PICTURE QUALITY ADJUSTMENT FUNCTION ANALOG RGB When the monitor receives an input signal it automatically adjusts the picture s position and sharpness phase pitch and ensures that a clear picture appears on the screen The factory prese
27. ET2 cg13 F HD 15 INPUT ROGUE R622 pees ANALOG RGB i SAN En GREEN L 7 R621 C607 trea 47 TUE 22 AAA 9 01U L GREEN D603 ANN 7 2 4 R635 47U 6 3V _DALC2 8SC6 R630 47 B2 R617 R659 11 RE825W m NC 1M C604 L G DEG oon R623 C609 DALC2 8SC6 nd FB606 C638 t 22 AAA 2201 BLUE 22 NN 47U 6 5N R637 R616 4 ANAN vGa vs 21 cg 14 5 82 646 86865 NC 5VGA_2 198 8665 C639 1115 47U 6 3V ANN Jh R612 100 R636 R626 R624 1 R607 C618 5 82 2 2K 624 e 2 2K RE825W VGA_B H 22P BLUE ds 7 VSYNC VGA_5V_2 5VGA_2 A_A DSEL IC603 i M52758FP ANALOG SW 607 AT2XC02 10SC EEPROM VGA_HS_1 2 415 e Divided circuit diagram One sheet of A board are circuit diagram is divided into eight sheets each having the code to A h For example the destination 1 the code A sheet is connected to abt on the A sheet K a b 1 L Ref No Circuit diagram division code B SS3627 lt J gt A P3 SDM X72 E 3 6 AVDD_3 3_A AVDD_3 3_A C402 C403 C40 10 AVDD_3 3_A AVDD_3 3_A C410 C409 C411 41 68 16 FA 4 4 AT set d T 1 C42 D3 3V DVDD_3 3_1 120 100MHz BEAD 1206 T oF 5 VT T WT x T 2 T 2 WT 2 4 C419 C42 RED
28. RED 0019 RX1 RX1 RX2 RX2 2 5V DVDD_2 5_1 405 E 120 100MHz D3 3V BEAD 1206 C449 4 C441 C44 AVDD_3 3_A AVDD_2 5 DVDD_2 5_1 PVDD_3 3 PLLVDD_ 3 3 PLLVDD_ 3 3 PLLGND GREEN GREEN BLUE BLUE C469 ki AVDD_3 3_A R401 1K DVDD 2 5 1 DVDD 2 5 1 C450 C45 5 T x VT 5 WT T 4 T T AVDD_3 3_A PVDD_3 3 LVDS_EN df20 VSYNC 17 HSYNC le GPIO7 DOVL DVDD 3 3 1 GPIO6 DFSYNCn 5 FB410 4521 A1 A2SEL PWM1 GPIO4 GPIO3 GPIO2 120 100MHZ PWMO GPIO1 PWN1 3 3V 0 1206 C460 C46 24 10 1 5 PLLGND HFS HDATAF O 3 HDATAF3 HDATAF2 HDATAF1 HDATAFO 2 1 HCLK HFSn SDA IRQ HCLK SCL DVDD_3 3_1 DVDD_3 3_1 C43 T1 IRQn CIRQINn GPIO8 RESET 2 5V AVDD_2 5 120 100MHZ BEAD 1206 C472 IR 0 eM 24 14 42 2 1 R 2 BEAD 1206 e Divided circuit diagram One sheet of A board are circuit diagram is divided into eight sheets each having the code A amp to A h For example the des
29. SERVICE MANUAL LCD panel Input signal format Resolution Input signal levels Power requirements Power consumption Operating temperature SG SPECIFICATIONS Panel type 51 TFT Active Matrix Picture size 17 0 inch RGB operating frequency Horizontal 28 92 kHz Vertical 56 85 Hz Horizontal Max 1280 dots Vertical Max 1024 lines Analog RGB video signal 0 7 Vp p 75 Q positive SYNC signal TTL level 2 2 positive or negative Separate horizontal and vertical or composite sync 0 3 Vp p 750 negative Sync on green Digital RGB DVI signal TMDS Single link 100 240 V 50 60 Hz Max 09 A Max 40W 5 35 C 72 US Model Canadian Model AEP Model Chinese Model Dimensions width height depth Mass Plug amp Play Display upright Approx 438 x 410 x 227 mm 17 x16 4x9 inches with stand Approx 438 x 356 x 84 mm 17 x 14 1 8 x3 8 inches without stand Approx 7 1 kg 15 Ib 10 oz with stand Approx 5 3 kg 11 Ib 11 oz without stand DDC2B Recommended horizontal and vertical timing condition Horizontal sync width duty should be more than 4 8 of total horizontal time or 0 8 us whichever is larger Horizontal blanking width should be more than 2 5 usec Vertical blanking width should be more than 450 usec Design and specifications are subject to change without notice TFT LCD Color Computer Display SON
30. VERTER BOARD A BOARD INTERFACE m CN602 B HD 15 Go INPUT2 Br A CON 15 PINS 602 Analog SW DISPLAY ENGINE CN603 H LCD NT 2 102 HD 15 M GM5020 PANEL CON ADC DVI SCALER 15 PINS INPUT1 CN601 RXO RX1 RX2 RXC Digital DVI D I P 8Pins CON DVI D SDA 24 PINS DVI D SCL IC307 CN301 EE 302 RS232 ECS Port DATA 8 PIN EEPROM 301 Rx IC303 MCU DVI D SDA DVI D SCL EEPROM H BOARD IKEY BOARD DH 15 VGA SDA 2 C601 KEY DDC VGA SCL 2 DDC BOARD EEPROM SW IC 304 DH 15 VGA SDA DDC VGA_SCL ______ CN802 EEPROM MB CN801 CON SPK ON OFF CN803 zam Control AUDIO 2 12V 5V Ear Phone 3 3V Jack In 2 5V i 1 U BOARD G BOARD EARPHONE POWER SDM X72 E 3 1 3 2 CIRCUIT BOARDS LOCATION A Board G Board SDM X72 E 3 2 3 3 SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS Note All capacitors in unless otherwise noted pF Capacitors without voltage indication are all 50 V Indication of resistance which does not have one for rating electrical power is as follows Pitch 5 mm Rating electrical power 1 4 W CHIP 1 10 W All resistors are in ohms Em nonflammable resistor two fusible resistor A internal component panel designation and adjustment for repair variable and adjustable resistors have characteristic curve B unless o
31. Y SAFETY CHECK OUT After correcting the original service problem perform the following safety checks before releasing the set to the customer l Check the area of your repair for unsoldered or poorly soldered connections Check the entire board surface for solder splashes and bridges Check the interboard wiring to ensure that no wires are pinched or contact high wattage resistors Check that all control knobs shields covers ground straps and mounting hardware have been replaced Be absolutely certain that you have replaced all the insulators Look for unauthorized replacement parts particularly transistors that were installed during a previous repair Point them out to the customer and recommend their replacement Look for parts which though functioning show obvious signs of deterioration Point them out to the customer and recommend their replacement Check the line cords for cracks and abrasion Recommend the replacement of any such line cord to the customer Check the connector shell metal trim metallized knobs screws and all other exposed metal parts for AC Leakage Check leakage as de scribed right LEAKAGE TEST The AC leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part having a return to chassis must not exceed 0 5 mA 500 microamperes Leakage current can be measured by any one of three methods l 2
32. di D 45V A R340 0 gh39 gt om VW VGA_HS_11 T HSYNC P4 3 VGA_VS_11 VSYNC P4 4 5V_A C303 C304 1 3 1 22P T 22P T i R332 9 40 95 10K C310 5 6V Shae 10U 16V 7 IC302 AT24C16 10SC 108 E 5 45V A ANN R511 ANN ne R308 5 6K 5V_A 5V_A 0306 0307 0308 0311 0312 0313 0314 5 6 5 6 5 6 0301 0302 0303 bo Ter paa A MMBT3906 MMBT3906 MMD1SS06 L203 NC ANN FB212 10UH R310 120 100MHz 5 6K 4 8 BEAD 1206 020 20240 V ata C251 CN303 4 9 s 0304 A L TO MMBT3906 gt R35 ANN H BOARD 4 AMBER LED R318 5 6K GREEN LED 45V B CN901 4 INPUT1 8517 AAA 4 7K 4 7K wo G 4 INPUT2 ANN m LCD 12V C305 1 C306 C307 1 C308 C309 C311 1 C312 R321 ANN 45V A 1U 50V LI gt 2 R234 R306 E 5 x 10K 2 2K 45V B R235 E 0313 307 4 7K R229 MAX202CSE AAN PWMO 10K R230 R341 Mem 4 7K H 2 319 Cgh40 voL CN301 12V_2 D303 1 C314 5 10U 16V 12V a BEAD 1206 3 ny R347 1 4 SU 1 RXD IC207 7 120 100MHz 5 0301 f 1 LM358 80 Rd C236 C235 FB206 5 1 10K NC 10U 16V 7 BAV99 R348 8 D302 100 0304 Y 315 1 C318 l 16 5V_B 5V_B 47K R343A A A R344 e 100 100 BC Rai ANN R345 R346 100 BKLEN 4 100
33. e delay should be anticipated le num ro sp cifi when ordering these items When indicating parts by reference RESISTORS number please include the board name All resistors are in ohms F nonflammable SDM X72 E 5 1 NA O NAME MM _ E S 2 A ie 10207 670363001 3 fic 124 670288901 8 3033 8 1 4 125 670294001 ICXCe203E332PR 5 126 6703452017 ICLDIOBDT 000000 6 A fic 128 670294001 ICXCe203E332PR Poo o DT C 131 670299401 ic mTv412Mv128 8 1 1503 8 759 672 79 IC M24C02 WMN6T A 9 154 75567279 IC M24C02 WMN6T A A 1 1095 875967279 IC M24C02 WMN6T A fie 11101 670317101 ICGMS20 12 fiec 6603 875954125 13 fic 6 702 887 01 ICTDATA90L 14 DIODE 0130 871951051 DIODED3SBF o 15 DIODE D201 650035901 DIODESTPS20H100CT 16 DIODE 0202 650035901 DIODESTPS20H100GT 17 fiec 0 670291801 IGDAPOOSADRZ 218 fic 1251 1670291701 DAS 19 G TRANSISTOR 01017 6 550 394 01 TRANSISTORSTB9NC801_ J o To y 20 H DIODE D909 6 500 388 01 DODELOMSYC 21 DIOD
34. g the LCD panel 1 White balance adjustment Refer to Section 2 4 2 CLEAR ETI TIME Refer to Section 2 3 step 3 3 Check of picture and sound After replacing the A board 1 White balance adjustment Refer to Section 2 4 2 EDID writing As the write protection is not applied in this unit it is possible to write data with an ordinary writing fixture It is required to be written for INPUT1 DVI D INPUTI HD15 and INPUT2 HD15 respectively Take care that the data for DVI D and HD15 terminals are different from each other 3 EDID copy to the EEPROM and ETI clear Refer to Section 2 1 step 6 Be sure to perform them after EDID writing After executing check that the correct model information is displayed Refer to Section 2 1 step 1 4 Operation check of buttons and LED s in the front panel and Check of picture and sound for respective inputs After replacing the board 1 White balance adjustment Refer to Section 2 4 2 Check of picture and sound After replacing the G board 1 Operation check of the MAIN POWER switch 2 Check of picture and sound After replacing the H board 1 Operation check of buttons and LED s in the front panel After replacing the U board 1 Check of speaker sound 2 Check of headphone jack sound When connecting a plug to the headphone jack confirm no sound from the speakers SDM X72 E 2 5 SECTION 3 DIAGRAMS 3 1 BLOCK DIAGRAMS I BOARD INVERTER IN
35. heet is connected to abt on the A sheet a b 1 Ref No Circuit diagram division code 14 15 SDM X72 E 3 8 PANEL FB208 12 28207 9V 120 100MH 20 100 2 120 100MHz BEAD 1206 BEAD 1206 C543 CN501 REGE i X82 P82 X72 TA 1 TO LCD 0 T 100U 16V R507 4 eds NC 6 1 1 203 1 TX0 0 1 34 7 8 1 2 Bia 1038 1 TX1 0 1 8 9 1 EH TX1 0 T 204 45V A SI4435DY 13 14 1 2 TXCK O S 0 TXCK 0 1 3415 16 3 0 1 120 100MHz TX3 0 17 18 Pt R240 S 0 BEAD 1206 TXO E 1 2 19 20 E 8 C259 25 24 21 2 TX2 E 221 1 QU 16V TX2 E 1 34 25 26 TXCK E R241 G D TXCK E 1 3427 28 21 3 TX3 E 0 R246 K 0215 Q216_C AAN MMBT3904 Q216 3 8 10K 7 MMBT3904 Cafg2 orr veo I 10K 19 L D 3 3V_F 3 3V_F 3 3V 33V IC501 IC502 E THC63LVDM83A THC63LVDM83A O E df27 DBRED O 7 DAREDO DARED1 LVDS_EN SEED ivps en 4120 DAREDS DBREDS DARED4 DARED5 TX0 0 DBRED6 DARED6 TX1 0 TX1 E DARED TX1 0 DERE df31 DAGRN O 7 TX2 0 df28 DBGRN O
36. mber when it is highlighted on screen To do this click on the magnifying glass button on the tool bar at the top of the screen Move the cursor over the diagram and RIGHT click you mouse Select the 400 magnification option on the pop up menu Click on the button with the icon of the open hand to deactivate the magnification tool 3 Search the diagram or the entire manual by clicking on the binocular button tool at the top of the screen The Find window will appear and allow you to type in your desired text Type in a reference designator such as R502 and click on the Find button If the component is not on the diagram but is listed anywhere else in the manual the cursor will jump to the first location the text is found in the file To find another instance of that same text click on the binocular button again and select Find Again
37. ou want to print in the print range window Choose OK TO PRINT TILED VERSION OF SCHEMATICS Schematic pages that are larger than 11 x 17 full size are provided in a 11 x 17 printable tiled format near the end of the document These can be printed to tabloid sized paper and assembled to full size for easy viewing If you have access to a printer capable of outputting the tabloid size 11 x 17 paper then output the tiled version of the diagram as follows 1 Note the page number s of the schematics you want to output as indicated in the middle window at the bottom of the viewing screen 2 Go to the File menu and select Print Set up Choose the printer name and driver for your printer Confirm that the plotter settings are set to output 11 x 17 or tabloid size paper in landscape EC mode 3 Close the Print Set Up screen and return to the File menu Select Print Input the page number of the schematic s you want to print in the print range window Choose OK TO PRINT SPECIFIC SECTIONS OF A SCHEMATIC To print just a particular section of a PDF rather than a full page access the Graphics Select tool in the Acrobat Reader tool bar 1 To view the Graphics Select Tool press and HOLD the mouse button over the Text Select Tool which looks like Ti This tool will expand to reveal to additional tools Choose the Graphics Select tool by placing the cursor over the button on of the far right that looks like 2
38. ove the menu display position to avoid the measurement point Or set the following for respective inputs BACKLIGHT Brightness of backlight 100 CONTRAST 70 BRIGHTNESS 50 Menu display position not center of screen Avoid the measurement point The setting of the menu display position is common to respective inputs ECO OFF The setting of ECO is common to respective inputs Do not change the above setting until the white balance adjustment is completed SDM X72 E 2 3 4 Analog RGB white balance adjustment 1 Feed the signal listed below INPUT2 HD15 and then select INPUT2 HD15 Then execute RGB RESET the service mode menu Signal timing Pattern Input level VESA 1280 1024 60Hz 0 73 Vp p 2 Feed the signal listed below to INPUT2 HD15 Signal timing Pattern Pattern VESA 1280 1024 60Hz All gray 30 IRE 0 21 Vp p 3 Select COLOR TEMP 9300K in the service mode menu and set the data listed below as initial data for adjustment A xm OM 148 148 4 Adjust SUB BRIGHTNESS R G and B Specifications are listed below 0 283 0 003 y Brightness cd m2 0 298 0 003 12 0 7 5 Select COLOR TEMP 6500K in the service mode menu and set the data listed below as initial data for adjustment SUB BRIGHTNESS SUB CONTRAST B 40 145 16 6 Adjust the SUB BRIGHTNESS R and Specifications are listed below y Brightness cd
39. s unnecessary for another input Execute the adjustments under the condition where the signal specified in White Balance Adjustment is input AGING IN MODE This sets and clears the NO SYNC AGING flag AGING ON Sets the NO SYNC AGING flag AGING MODE OFF Clears the NO SYNC AGING flag When the NO SYNC AGING flag 15 set and the input with no input signal is selected the system goes into the AGING MODE The NO SYNC AGING flag is held until it is cleared To clear the NO SYNC AGING flag go into the service mode and then set the AGINGN MODE to OFF or execute the all mode recall CONTROL REG This can check the data of the internal registers This operation is not required usually 2 4 White Balance Adjustment Preparation gt 1 Measurement point Center of screen 2 Measurement distance 50 cm 3 Measurement angle 90 4 Color analyzer Minolta CS 1000 or equivalent 5 Signal generator Astro Design VG 828D or equivalent Be sure to calibrate the analog RGB output level with 750 termination 15 Service mode setting Enter the service mode referring to step 1 and 2 of Section 2 2 2 Aging Set the AGING MODE in the service mode to ON Disconnect the signal input terminal or select the input with no signal input and the system goes into the AGING MODE Execute aging for 30 minutes or more 3 User control setting Feed a signal to the selected input and then execute reset in the menu screen Then m
40. selected input terminal the following functions are disabled SUB CONTRAST 3 Press the MENU button and the main menu is displayed Then go to page 2 of the main menu with the UP T or DOWN J button then select the MAINTAIN icon on the bottom line and then press the OK button 4 In this menu screen the version number and released date of the internal software can be checked 9 The structure of MAINTAIN menu 15 shown below INITIAL EEPROM CONTROL REG REGISTERS VALUE CONTROL REG 000 1FF EXIT EXIT The operation procedure is basically same as that of the ordinary user controls The function of each menu is explained in next section SDM X72 E 2 2 2 3 Functions of Service Mode COLOR TEMP This is used for the white balance adjustment at color temperature 9300 K and 6500 K The adjustment requires to be done for every input INPUTI DVI D INPUTI HD15 or INPUT2 HD15 by switching the input The adjustment data is stored into the register for respective inputs INITIAL EEPROM This sets the data of the EEPROM to the default data This operation is not required usually CLEAR ETI TIME This resets the ETI Elapsed Time Indicator counter to 00000 H EEPROM TEST This tests writing and reading of the EEPROM RGB RESET This adjust the offset and gain of the input AD converter for the analog inputs INPUTI HD15 and INPUT2 HD15 As these adjustments are common to both inputs perform them for either input It i
41. stored in memory as user modes and automatically recalled whenever the monitor receives the same input signals SDM X72 E 4 TABLE OF CONTENTS Section Title Page Section Title 1 DISASSEMBLY 3 DIAGRAMS 1 1 Rear Cover and Cabinet Assy Removal 1 1 gt ploceDiasmmiu uuu aa 1 2 H Board REMOVAL s 1 2 3 2 Circuit Boards Location Is T BOU REMOVAL o 1 3 3 3 Schematic Diagrams and Printed Wiring Boards 1 4 Board Removal eee 1 4 1 Schematic Diagram 1 5 Board Removal 4 0 1 5 of 9 Board 1 6 U Board and LCD Unitl Removal 1 6 2 Schematic Diagram of Board 1 7 LCD Panel Removal salis 1 7 3 Schematic Diagram of I Board 4 Schematic Diagram of U Board 5 Schematic Diagram of Board 2 ADJUSTMENTS 2 1 Service Functions of Buttons in Front Panel 2 282 Usea of Service Mode suu uuu yu k uuu 2 2 4 EXPLODED VIEWS 2 3 Functions of Service Mode 2 3 as 2 4 White Balance Adjustment 2 2 Re 2 5 Action after Replacing the LCD Panel and Board 2 5 5 ELECTRICAL PARTS LIST 3 3 3 4 3 13 3 15 3 17 3 9 SDM X72
42. t mode When the monitor receives an input signal it automatically matches the signal to one of the factory preset modes stored in the monitor s memory to provide a high quality picture at the center of the screen If the input signal matches the factory preset mode the picture is appears on the screen automatically with the appropriate default adjustment If input signals do not match one of the factory preset modes When the monitor receives an input signal the automatic picture quality adjustment function of this monitor is activated and ensures that a clear picture always appears on the screen within the following monitor frequency ranges Horizontal frequency 28 92 kHz Vertical frequency 56 85 Hz Consequently the first time the monitor receives input signals that do not match one of the factory preset modes the monitor may take a longer time than normal for displaying the picture on the screen This adjustment data is automatically stored in memory so that next time the monitor will function in the same way as when the monitor receives the signals that match one of the factory preset modes If you adjust the phase pitch and pictures position manually For some input signals the automatic picture quality adjustment function of this monitor may not completely adjust the picture position phase and pitch In this case you can manually set these adjustments page 13 If you manually set these adjustments they are
43. t to change without notice TFT LCD COLOR COMPUTER DISPLAY PRINTING THE SERVICE MANUAL The PDF of this service manual is not designed to be printed from cover to cover The pages vary in size and must therefore be printed in sections based on page dimensions NON SCHEMATIC PAGES Data that does NOT INCLUDE schematic diagrams are formatted to 8 5 x 11 inches and can be printed on standard letter size and or A4 sized paper SCHEMATIC DIAGRAMS The schematic diagram pages are provided in two ways full size and tiled The full sized schematic diagrams are formatted on paper sizes between 8 5 x 11 and 16 x 30 depending upon each individual diagram size Those diagrams that are LARGER than 11 x 17 in full size mode have been tiled for your convience and can be printed on standard 11 x 17 tabloid size paper and reassembled TO PRINT FULL SIZE SCHEMATIC DIAGRAMS If you have access to a large paper plotter or printer capable of outputting the full sized diagrams output as follows 1 Note the page size s of the schematics you want to output as indicated in the middle window at the bottom of the viewing screen 2 Go to the File menu and select Print Set up Choose the printer name and driver for your large format printer Confirm that the printer settings are set to output the indicated page size or larger 3 Close the Print Set Up screen and return to the File menu Select Print Input the page number of the schematic s y
44. therwise noted Js earth ground rh earth chassis When replacing the part in below table be sure to perform the related adjustment voltages are in V Readings are taken with a 10 M digital multimeter Readings are taken with a color bar signal input Voltage variations may be noted due to normal production tolerances Can not be measured Circled numbers are waveform references B Dus mmm B bus Note The components identified by shading and mark are critical for safety Replace only with part number specified Note Les composants identifi s par un tram et une marque sont critiques pour la s curit Ne les remplacer que par une portant le num ro sp cifi e Divided circuit diagram One sheet of A board are circuit diagram is divided into eight sheets each having the code A to A h For example the destination ab1 on the code A sheet is connected to abt on the A sheet a b 1 Ref No Circuit diagram division code SDM X72 E 3 3 1 Schematic Diagrams of 2 M Board 12 dug Q201 MMBT4401 Q205 S14435DY 5V REG 12V R213 pis R221 B Q207 4 100 22 22UH i MMBT3904 1 R205 0 7 74 0202 PD AW ATS 0201 1 C210 10K
45. tination ab1 on the code A sheet is connected abt on the A sheet a b 1 Ref No Circuit diagram division code PLLGND DGND DDC SCL SDA IC401 GM5020 SCALER DVDD_ 3 DVDD_ 3 DVDD_ 3 DVDD_ 3 FSDATA10 FSDATA1 1 FSDATA16 FSDATA17 FSDATA23 FSDATA24 FSDATA25 FSDATA26 FSDATA32 FSDATA33 FSDATA39 FSDATA40 FSDATA41 FSDATA42 ii m ini j TP12 TP9 O FB514 AAN 111 DCLK esoo 122 198MHz RP501 22 C51 10 22 4126 U R502 F20 100 F19 R503 VA 100 DUE 18 R504 A A 100 e DEN a DARO 420 DARI 419 DAR2 8 DAR3 RP502 DAR4 1 TB DAR5 DAR6 18 DAR DAGO M19 M20 Mae DAG2 DAG3 DAG4 L20 DAGS K20 DAG6 K19 DAC RP503 R19 DABO 10 R20 DAB1 P18 518 DAB2 bo DAB3 DAB4 NIS DAB5 8 DAB6 Nee DBRO DBR1 C16 DBR2 B16 DBES RP504 A16 DBR4 10 15 E DBR5 E DBR6 15 DBR DBGO 19 DBG1 20 T DBG2 218 3863 DBG4 818 DBG5 A18 518 DBG6 RP5 5
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