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Iiyama PLE1702WS, Service Manual

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Iiyama PLE1702WS Service Manual Download Page 36

17" LCD Color Monitor                                   Iiyama PLE1702WS 

36 

8.2.2 Power Board     

1) No power 

 

Check C930 = 12V 

Check AC line volt 110V or 220V 

Check AC input 

Check the voltage of C907 (+) 

Check bridge rectified circuit and F901 circuit 

Check start voltage for the pin3 of IC901 

Check R904, R932, R933, Change IC901 

NG

Check the auxiliary voltage is bigger than   
10V and smaller than 20V 

1) Check IC901 
2) Check R909/D901 circuit 

OK 

OK 

NG

Check D905/D906/Q903/IC903/IC904/ZD921/ZD922 

OK

 

Check IC901 pin8 PWM wave 

OK 

Check D900, Q901, IC901 

NG

NG 

NG 

OK 

NG

Summary of Contents for PLE1702WS

Page 1: ... 3 1 General Instructions 5 3 2 Control Button 5 3 3 Adjusting the Picture 6 4 Input Output Specification 12 4 1 Input Signal Connector 12 4 2 Factory Preset Display Modes 13 4 3 Panel Specification 13 5 Block Diagram 16 5 1 Software Flow Chart 16 5 2 Electrical Block Diagram 18 6 Schematic 19 6 1 Main Board 19 6 2 Power Board 23 6 3 Key Board 26 7 PCB Layout 27 7 1 Main Board 27 7 2 Power Board 3...

Page 2: ...17 LCD Color Monitor Iiyama PLE1702WS 2 Revision List Version Date Revision History TPV Model Name T77HMLDJUWY1DN A00 Aug 15 2007 Initial release T77HMLDJUWY2DN ...

Page 3: ...17 LCD Color Monitor Iiyama PLE1702WS 3 1 Monitor Specification ...

Page 4: ... control logic and DDC The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage Power Board Include adapter and inverter Flat Panel and CCFL backlight Main Board RS232 Connector For white balance adjustment in factory mode HOST Computer CCFT Drive AC IN 100V 240V Monitor Block Diagram Key board Video signal DDC ...

Page 5: ...The other control buttons are located at front of the panel By changing these settings the picture can be adjusted to your personal performance The power cord should be connected Connect the video cable from the monitor to the computer VGA card Press the power button to turn on the monitor the power indicator will light up 3 2 Control Buttons ...

Page 6: ...17 LCD Color Monitor Iiyama PLE1702WS 6 3 3 Adjust the Picture Analog Input ...

Page 7: ...17 LCD Color Monitor Iiyama PLE1702WS 7 ...

Page 8: ...17 LCD Color Monitor Iiyama PLE1702WS 8 ...

Page 9: ...17 LCD Color Monitor Iiyama PLE1702WS 9 ...

Page 10: ...17 LCD Color Monitor Iiyama PLE1702WS 10 Digital Input ...

Page 11: ...17 LCD Color Monitor Iiyama PLE1702WS 11 ...

Page 12: ...17 LCD Color Monitor Iiyama PLE1702WS 12 4 Input Output Specification 4 1 Input Signal Connector D Sub mini 15pin Connector DVI D 24pin Connector ...

Page 13: ...17 LCD Color Monitor Iiyama PLE1702WS 13 4 2 Factory Preset Display Modes 4 3 Panel Specification 4 3 1 General Feature ...

Page 14: ...17 LCD Color Monitor Iiyama PLE1702WS 14 4 3 2 Optical Characteristics ...

Page 15: ...17 LCD Color Monitor Iiyama PLE1702WS 15 4 3 3 Electrical Characteristics TFT Module Back light ...

Page 16: ...17 LCD Color Monitor Iiyama PLE1702WS 16 5 Block Diagram 5 1 Software Flow Chart 1 2 N Y 5 Y N 10 Y N 12 Y N 7 Y N 6 4 3 8 9 14 11 13 Y N 15 Y N 16 17 19 Y N 18 ...

Page 17: ...Turn on the LED and set it to green color Scalar initialize 10 In standby mode 11 Update the lifetime of back light 12 Check the analog port are they re any signals coming 13 Does the scalar send out an interrupt request 14 Wake up the scalar 15 Are there any signals coming from analog port 16 Display No connection Check Signal Cable message And go into standby mode after the message disappear 17 ...

Page 18: ...alar IC TSUM56AWHL LF Include ADC OSD MCU U202 LCD Interface CN301 EEPROM M24C04 WMN6TP U204 EPR_SDA EPR_SCL Crystal 14 318MHz X201 D Sub Connector CN101 H sync V sync RGB EEPROM M24C02 WMN6TP U101 DB15_SDA DB15_SCL DVI Connector CN103 DVI signal input EEPROM M24C02 WMN6TP U102 DDC_SDA DDC_SCL Key Board CN201 ...

Page 19: ...2 M24C02 WMN6TP 1 2 3 4 5 6 7 8 A0 A1 A2 VSS SDA SCL WP VCC R127 10R 1 16W RX2N 2 D102 BAV99 3 1 2 R116 75R 1 16W C115 0 1uF 16V RXCP 2 C124 0 1uF 16V VGA_R DSUB_5V RX1P 2 D118 RLZ5 6B R129 10R 1 16W ZD103 RLZ5 6B R110 100R 1 16W C112 0 1uF 16V RXCN 2 R109 470R 1 16W C117 0 1uF 16V C104 5pF 50V VGA_PLUG VGA_B D106 RLZ5 6B ZD105 RLZ5 6B DSUB_G 2 RXCN R107 75R 1 16W DVI_HPD RX1N VGA_R R126 10R 1 16W...

Page 20: ...401 Q304 2N3904S RTK PS RXE3 1 PA1 PA2 R306 4K7 1 16W CMVCC RXO3 C301 0 1uF 16V R302 330R 1 8W 5 LVB3M LVB1P 3 LVB2P RXE1 D T77HMLDNUWY2D C IIYAMA PLE1702WS A 3 5 Monday July 09 2007 715G2698 2 称爹 3 0 OUTPUT G2698 2 X X 11 070709 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬 隔 瓜 絪 腹 LVA3M PB 0 9 2 LVA2M C302 0 1uF 16V LVB2P LVBCKM LVB1M...

Page 21: ...T ADJ GND CMVCC R403 10K 1 16W R401 10K 1 16W C407 100uF 25V R404 4K7 1 16W Mute CMVCC R402 5 1 2W adj_BACKLIGHT 2 C405 0 1uF 16V BKLT VBRI CMVCC PANEL_ID MVCC C406 NC VCC3 3 R405 10K 1 16W TO 252 C403 100uF 25V C410 0 1uF 16V VCC3 3 Volume C402 100uF 25V FB402 NC Volume 2 Mute 2 BKLT VBRI C408 100uF 25V VCC1 8 C409 0 1uF 16V BKLT EN BKLT EN U701 AP1117E33LA 1 2 3 VSS VOUT VIN C401 0 1uF 16V CMVCC...

Page 22: ...C211 0 1uF 16V VCC3 3 PB4 AVDD PA4 C224 0 22uF16V WP VDDC VCC3 3 PA6 R210 10K 1 16W C231 0 1uF 16V R213 100R 1 16W C219 0 1uF 16V C209 10uF 50V DSUB_R 1 WP R203 10K 1 16W R218 4K7 1 16W VDDP R226 10K 1 16W C212 0 1uF 16V PA 0 9 3 PA1 Q202 2N3906S RTK PS DDC2_SDA 1 AVDD DET_CABLE 1 FB206 300OHM PA8 R212 470 1 16W R204 390 1 16W R205 10K 1 16W VDVI C203 0 1uF 16V C204 0 1uF 16V MSCL FB201 300OHM PA9...

Page 23: ...1 C917 680uF 25V C938 1500pF 1KV C908 22uF 50V R942 1K 1 10W 1 5V C902 0 001uF 250V R902 680K 1 4W ZD922 RLZ5 1B 1 2 T901 POWER X FMR 4 7 9 5 6 4 6 11 10 8 12 1 3 C901 0 001uF 250V ZD902 RLZ13B R900 680K 1 4W HS4 HEAT SINK 1 2 C916 0 1uF C918 680uF 25V R935 100 1 4W N C R912 220 1 4W VOL R941 1K 1 4W R946 1K 1 4W C929 0 001uF C932 1000pF C924 0 1uF CN901 SOCKET 1 2 3 R920 100 1 4W C930 0 1uF 5V ZD...

Page 24: ... 8W R853 68K 1 10W R841 61G0603560 2F 56KΩ 1 1 10W R832 10K 1 10W Q805 PDTC144WK C801 15pF 3KV R864 NC R854 NC Q807 NC R822 1K 1 10W 1 C846 NC C835 NC C802 470uF 25V C820 220pF pin15 R835 1M 1 10W 5 R855 33 1 4W Q802 AM9945N T1 PF 1 2 3 4 8 7 6 5 S G S G D D D D IC801 KA7500CDTF 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 IN1 IN1 FB DTC CT RT GND C1 E1 E2 C2 VCC CONT VREF IN2 IN2 C845 2 2uF 16V D813 LL...

Page 25: ...R102 NC 5V LOUT R107 NC R104 NC C111 NC R103 NC MUTE C103 NC C109 NC CN101 NC 1 2 3 4 5 ROUT R106 NC C110 NC R105 NC C107 NC C106 NC LOUT C101 NC ROUT U101 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 PGND ROUT PVDD RIN RIN VDD LIN LIN PVDD LOUT PGND LOUT NC SHUTDOWN FADE BYPASS AGND VOLUME SE BTL ROUT VOL ...

Page 26: ... 4 5 6 C005 NC 0 001uF R004 1KΩ 1 10W SGND SGND R005 1KΩ 1 10W VOL vol SGND SW005 SW 2 1 3 4 5 DOWN 1K 1 118V MENU 0 673V ZD003 NC G2515 E X X 3 070403 A KEY PAD For IIYAMA 19W AOC Top Victory Electronics Co Ltd B 1 1 Tuesday April 03 2007 Title Size Document Number Rev Date Sheet of AUTO SGND GND C010 NC UP SGND C002 NC 0 001uF ZD002 NC SW004 SW 2 1 3 4 5 SW003 SW 2 1 3 4 5 IIYAMA_19W POWER AOC C...

Page 27: ...17 LCD Color Monitor Iiyama PLE1702WS 27 7 PCB Layout 7 1 Main Board ...

Page 28: ...17 LCD Color Monitor Iiyama PLE1702WS 28 ...

Page 29: ...17 LCD Color Monitor Iiyama PLE1702WS 29 ...

Page 30: ...17 LCD Color Monitor Iiyama PLE1702WS 30 7 2 Power Board ...

Page 31: ...17 LCD Color Monitor Iiyama PLE1702WS 31 7 3 Key Board ...

Page 32: ...ma PLE1702WS 32 8 Maintainability 8 1 Equipments and Tools Requirement 1 Multi meter 2 Oscilloscope 3 Pattern Generator 4 DDC Tool with a Compatible Computer 5 Alignment Tool 6 LCD Color Analyzer 7 Service Manual 8 User Manual ...

Page 33: ...er key and look if the picture is normal Please reinsert and make sure the AC of 100 240 is normal Measure U701 PIN2 3 3V U702 PIN2 1 8V Reinsert or check the Adapter Inverter section Measure X201 oscillate waveforms are normal Check CN401 or replace U701 U702 Replace U202 Replace X201 OK OK OK NG NG NG NG ...

Page 34: ...ure Check the signal cable Change the signal cable Measure U701 PIN2 3 3V U702 PIN2 1 8V Replace U202 Measure X201 oscillate waveform is normal Replace U701 U702 OK OK OK OK NG NG Check HS VS from CN101 is normal Replace X201 Check Correspondent component NG NG ...

Page 35: ...Measure Q301 base is low level X201 oscillate waveform is normal Check Q301 Q302 is broken or CN301 solder Check Correspondent component Replace PANEL Check Correspondent component Replace U202 OK OK OK Replace X201 OK NG NG NG NG Check reset circuit of U202 is normal ...

Page 36: ... Check bridge rectified circuit and F901 circuit Check start voltage for the pin3 of IC901 Check R904 R932 R933 Change IC901 NG Check the auxiliary voltage is bigger than 10V and smaller than 20V 1 Check IC901 2 Check R909 D901 circuit OK OK NG Check D905 D906 Q903 IC903 IC904 ZD921 ZD922 OK Check IC901 pin8 PWM wave OK Check D900 Q901 IC901 NG NG NG OK NG ...

Page 37: ...ace board or main board NG OK Check IC801 PIN12 10 5V NG OK Change on off circuit Check IC801 PIN5 have triangle wave NG OK Change IC801 Check IC801 PIN9 PIN10 PWM wave NG OK Check IC801 Check Q802 Drain wave NG Check the output of T801 Check Q801 Q804 Q811 Q812 Check connecter lamp feedback and protect circuit OK NG Change T801 OK ...

Page 38: ...S 38 8 2 3 Key Board OK OK OSD is unstable or not working Is Keypad board connecting normally Is Button Switch normally Is Keypad board normally Check main board Connect Keypad Board Replace Button Switch Replace Keypad Board NG NG NG OK ...

Page 39: ...ess to 100 5 Gain adjustment Move cursor to F and press MENU key A Adjust 9300k color temperature 1 Switch the Chroma 7120 to 9300k channel 2 The chroma 7120 will show x 283 20 y 297 20 Y 180 20 cd m2 3 Switch the chroma 720 to RGB MODE with press MODE button to change 4 Adjust the RED of color 9300K on factory window until chroma 7120 indicator reached the value R 100 5 Adjust the GREEN of color ...

Page 40: ... 7120 indicator reached the value B 100 7 Repeat above procedure item 4 5 6 until chroma 7120 RGB value meet the tolerance 100 2 D Adjust SRGB color temperature 1 Switch the chroma 7120 to SRGB channel 2 The chroma 7120 will show x 313 20 y 329 20 Y 150cd m2 3 Switch the chroma 7120 l to RGB MODE with press MODE button to change 4 Adjust the RED of color sRGB on factory window until chroma 7120 in...

Page 41: ...17 LCD Color Monitor Iiyama PLE1702WS 41 10 Monitor Exploded View ...

Page 42: ...S 6P 6P 130MM 0M1G 130 5120 SCREW 0M1G1730 6120 SCREW 0Q1G 930 14120 SCREW 0Q1G1030 8120 SCREW 705GQ734229 STAND ASS Y 17 750GLH70GWB12N PANEL HSD170MGW1 B00 HSD A15G0207AER 2 MAIN FRAME A33G0171ADR 1L KEY BUTTON A33G0172 3 1C POWER LENS A33G0173ADR 1L 32 CABLE CLAMP A34G0312ADRA2B 30 BEZEL L17W 7KH3 A34G0378ADR 1B 33 BASE 7S1 A34G0433ADR 4B REAR COVER 17 AM1G1740 10120 SCREW M4 8 CBPC7HMLY2Q1 MAI...

Page 43: ...VB100M CC3 6 3 11 C408 067G215V101 4N KY25VB100M CC3 6 3 11 CN101 088G 35315F H D SUB 15PIN CN103 088G 35424F N DVI 24PIN CONN F X201 093G 22 53 CRYSTAL 14 318MHzHC 49US X201 093G 22 53 H 14 31818MHZ 30PF 49US KEPC7QAD KEY BOARD CN001 033G3802 6H WAFER 6P RIGHT ANGLE PITCH 2 0 SW002 077G 600 1GCJ TACT SWITCH TSPB 2 NP SW001 077G 600 1GCJ TACT SWITCH TSPB 2 NP SW004 077G 600 1GCJ TACT SWITCH TSPB 2...

Page 44: ...F M 16V NCC C915 067G215V471 3N GP KY16VB470M CC3 10 12 5 C915 067G215V471 3R LOW E S R 470UF 20 16V C922 067G215V471 4N 470UF 20 25V C802 067G215V471 4N 470UF 20 25V C802 067G215V471 4R LOW E S R 470UF 20 25V C922 067G215V471 4R LOW E S R 470UF 20 25V L902 073G 174 65 H LINE FILTER L903 073G 253191 L CHOKE COIL 1 1uH CC 007802 L904 073G 253191 L CHOKE COIL 1 1uH CC 007802 T901 080GL17T 33 N POWER...

Page 45: ... SOIC 8 Q201 057G 417 12 T KEC 2N3904S RTK PS Q205 057G 417 12 T KEC 2N3904S RTK PS Q403 057G 417 12 T KEC 2N3904S RTK PS Q202 057G 417 13 T KEC 2N3906S RTK PS Q203 057G 417 13 T KEC 2N3906S RTK PS Q301 057G 417 13 T KEC 2N3906S RTK PS Q302 057G 763 1 A03401 SOT23 BY AOS A1 R201 061G0402000 RST CHIPR 0 OHM 5 1 16W R138 061G0402000 RST CHIPR 0 OHM 5 1 16W R139 061G0402000 RST CHIPR 0 OHM 5 1 16W R1...

Page 46: ...IPR 10 KOHM 5 1 16W R220 061G0402103 RST CHIPR 10 KOHM 5 1 16W R305 061G0402103 RST CHIPR 10 KOHM 5 1 16W R405 061G0402103 RST CHIPR 10 KOHM 5 1 16W R403 061G0402103 RST CHIPR 10 KOHM 5 1 16W R401 061G0402103 RST CHIPR 10 KOHM 5 1 16W R301 061G0402103 RST CHIPR 10 KOHM 5 1 16W R234 061G0402103 RST CHIPR 10 KOHM 5 1 16W R232 061G0402103 RST CHIPR 10 KOHM 5 1 16W R231 061G0402103 RST CHIPR 10 KOHM 5...

Page 47: ...MLCC 0402 0 1UF K 16V X5R C211 065G0402104 15 MLCC 0402 0 1UF K 16V X5R C229 065G0402104 15 MLCC 0402 0 1UF K 16V X5R C125 065G0402104 15 MLCC 0402 0 1UF K 16V X5R C124 065G0402104 15 MLCC 0402 0 1UF K 16V X5R C123 065G0402104 15 MLCC 0402 0 1UF K 16V X5R C122 065G0402104 15 MLCC 0402 0 1UF K 16V X5R C121 065G0402104 15 MLCC 0402 0 1UF K 16V X5R C120 065G0402104 15 MLCC 0402 0 1UF K 16V X5R C119 0...

Page 48: ...lwill FB204 071G 56V301 B CHIP BEAD FCM2012VF 301T07 bullwill FB205 071G 56V301 B CHIP BEAD FCM2012VF 301T07 bullwill FB206 071G 56V301 B CHIP BEAD FCM2012VF 301T07 bullwill FB101 071G 59K190 B 19 OHM BEAD FB102 071G 59K190 B 19 OHM BEAD FB103 071G 59K190 B 19 OHM BEAD D102 093G 64 33 DIO SIG SM BAV99 PHSE R D103 093G 64 33 DIO SIG SM BAV99 PHSE R D104 093G 64 33 DIO SIG SM BAV99 PHSE R D110 093G ...

Page 49: ... 0 1UF 50V X7R C010 065G0603104 32 CHIP 0 1UF 50V X7R C006 065G0603104 32 CHIP 0 1UF 50V X7R AIKEPC7AA4 KEY BOARD FOR AI 705GQ7 93001 D905 ASS Y HS4 090G6084 1 GP HEAT SINK D905 093G 60257 DIODE SB1060FCT ITO 220AB BY PAN JIT D905 093G 60278 DIODE SP1060 ITO 220 SECOS 0M1G1730 8120 SCREW 705GQ757007 Q901 ASS Y 15 LCD Q901 057G 667 30 2SK2645 Q901 057G 724 11 STP9NK65ZFP 0M1G1730 8120 SCREW HS3 Q90...

Page 50: ...61G0603103 RST CHIPR 10 KOHM 5 1 10W R104 061G0603103 RST CHIPR 10 KOHM 5 1 10W R105 061G0603103 RST CHIPR 10 KOHM 5 1 10W R835 061G0603105 RST CHIPR 1 MOHM 5 1 10W R862 061G0603105 RST CHIPR 1 MOHM 5 1 10W R803 061G0603106 RST CHIPR 10 MOHM 5 1 10W R814 061G0603150 1F RST CHIPR 1 5 KOHM 1 1 10W R801 061G0603150 1F RST CHIPR 1 5 KOHM 1 1 10W R813 061G0603242 RST CHIPR 2 4 KOHM 5 1 10W R930 061G060...

Page 51: ...904 061G1206304 300 KOHM 1 8W R932 061G1206304 300 KOHM 1 8W R933 061G1206304 300 KOHM 1 8W R855 061G1206330 RST CHIPR 33 OHM 5 1 4W R856 061G1206330 RST CHIPR 33 OHM 5 1 4W R909 061G1206519 RST CHIPR 5 1 OHM 5 1 4W R902 061G1206684 RST CHIPR 680 KOHM 5 1 4W R901 061G1206684 RST CHIPR 680 KOHM 5 1 4W R900 061G1206684 RST CHIPR 680 KOHM 5 1 4W C110 065G0603101 31 CER1 0603 NP0 50V 100P PM5 R C111 0...

Page 52: ...S LL4148WP D813 093G 64 44 S LL4148WP D814 093G 64 44 S LL4148WP D817 093G 64 44 S LL4148WP D903 093G 64 44 S LL4148WP D915 093G 64 44 S LL4148WP D916 093G 64 44 S LL4148WP D813 093G 6432S IN4148W D903 093G 6432V LL4148 GSO8 D817 093G 6432V LL4148 GSO8 D814 093G 6432V LL4148 GSO8 D812 093G 6432V LL4148 GSO8 D807 093G 6432V LL4148 GSO8 D806 093G 6432V LL4148 GSO8 D916 093G 6432V LL4148 GSO8 D915 09...

Page 53: ... 2151014NT 100UF C108 067G 2151097NT KMY50VB1M TP5 5 11 5 C908 067G 2152207NT KY50VB22M TP5 5 11 FB102 071G 55 9 T FERRITE BEAD FB801 071G 55 9 T FERRITE BEAD FB901 071G 55 29 FERRITE BEAD F901 084G 55 7W FUSE 3 15A 250V Wickmann D900 093G 6026T52T RECTIFIER DIODE FR107 D901 093G 6038T52T FR103 715G2545 2 POWER BOARD PCB ...

Page 54: ...48GAADVI DVI CABLE 089G401A18NISA SP 18C IS14 0Q1G 930 14 47 CR3 SCREW 705GQ734081 STAND ASS Y 17 A33G0171 GM 1L KEY BUTTON A33G0173 GM 1L 32 CABLE CLAMP A34G0312 GMA2B 30 BEZEL L17W 7KH3 A34G0378 GM 1B 33 BASE 7S1 A34G0433 GM 4B REAR COVER 17 AM1G1740 10 47 CR3 SCREW Q40G 17N69552A RATING LABEL 089G 17356G553 AUDIO CABLE 1800MM 32F2818011 A34G0289 GM 1B STAND AM1G1740 10 47 CR3 SCREW ...

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