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19" LCD Color Monitor
Service
Service
Service
Description
Table Of Contents...................................................1
Revision List..........................................................2
1. Monitor Specification..................................................3
2. LCD Monitor Description........................................4
3. Operation Instruction..................................................5
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............................................................15
5.1 Software Flow Chart.........................................15
5.2.Electrical Block Diagram.....................................17
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC
EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

TABLE OF CONTENTS

Page
Description
6. Schematic.............................................................18
6.1 Main Board..........................................................18
6.2 Power Board.................................................23
6.3 Key Board....................................................26
7. PCB Layout...........................................................27
7.1. Main Board.........................................................27
7.2. Power Board........................................................29
7.3. Key Board............................................................30
8. Maintainability........................................................31
8.1.Equipments and Tools Requirement......................31
8.2.Trouble Shooting.................................................32
10.Monitor Exploded View......................................40
11.BOM List................................................................41
12.Different Parts List..........................................55
SAFETY NOTICE
1
Iiyama PLE1902WS
Horizontal Frequency
24-80 kHz
Page

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Summary of Contents for Iiyama PLE1902WS

  • Page 1: Table Of Contents

    19" LCD Color Monitor Iiyama PLE1902WS Service Service Service Horizontal Frequency 24-80 kHz TABLE OF CONTENTS Description Page Description Page Table Of Contents…………………………………………...1 6. Schematic……………..........18 Revision List………………………………………………..2 6.1 Main Board..………..........18 1. Monitor Specification......…………..3 6.2 Power Board………………………………………..23 2. LCD Monitor Description……………………………..4 6.3 Key Board…………………...….……………………26...
  • Page 2: Revision List

    19" LCD Color Monitor Iiyama PLE1902WS Revision List Version Date Revision History TPV Model Name May.-28-07 Initial release T97MMJFB3WYCDN T97MMJFB3WYADN Jun.-13-2007 Add new model T97MMJFJ3WY4DN T97MMJFB3WYDDN T97MMJFJ3WY5DN Jul.-31-2007 Add new model T97MMJFJ3WY6DN...
  • Page 3: Monitor Specification

    19" LCD Color Monitor Iiyama PLE1902WS 1. Monitor Specification...
  • Page 4: Lcd Monitor Description

    19" LCD Color Monitor Iiyama PLE1902WS 2. LCD Monitor Description The LCD Monitor will contain main board, power board, key board which house the flat panel control logic, brightness control logic and DDC. The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage.
  • Page 5: Operation Instruction

    19" LCD Color Monitor Iiyama PLE1902WS 3. Operation Instructions 3.1 General Instructions Press the power button to turn the monitor on or off. The other control buttons are located at front of the panel. By changing these settings, the picture can be adjusted to your personal performance.
  • Page 6: Adjusting The Picture

    19" LCD Color Monitor Iiyama PLE1902WS 3.3 Adjust the Picture...
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  • Page 12: Input/Output Specification

    19" LCD Color Monitor Iiyama PLE1902WS 4. Input/Output Specification 4.1 Input Signal Connector Signal Signal Red Video Green Video Ground Blue Video Reserved port Reserved port DDC-serial Data Detect Cable Horizontal Sync Red GND Vertical Sync Green GND DDC-serial Clock...
  • Page 13: Factory Preset Display Modes

    19" LCD Color Monitor Iiyama PLE1902WS 4.2 Factory Preset Display Modes 4.3. Panel Specification 4.3.1 General Feature...
  • Page 14 19" LCD Color Monitor Iiyama PLE1902WS 4.3.2 Optical Characteristics 4.3.3 Electrical Characteristics TFT Module Back-light...
  • Page 15: Block Diagram

    19" LCD Color Monitor Iiyama PLE1902WS 5. Block Diagram 5.1 Software Flow Chart...
  • Page 16 19" LCD Color Monitor Iiyama PLE1902WS REMARK 1) MCU initialize. 2) Is the EEprom blank? 3) Program the EEprom by default values. 4) Get the PWM value of brightness from EEprom. 5) Is the power key pressed? 6) Clear all global flags.
  • Page 17: Electrical Block Diagram

    19" LCD Color Monitor Iiyama PLE1902WS 5.2 Electrical Block Diagram Main Board LCD Interface Crystal 14.31818MHz (CN101) (X401) EEPROM Scalar IC TSUMO5PWHJ-LF SST25VF010A (Include ADC, OSD, MCU) EPR_SDA (U402) (U401) EPR_SCL H sync CLK+ V sync CLK- EEPROM D-Sub M24C04-WMN6TP...
  • Page 18: Schematic

    19" LCD Color Monitor Iiyama PLE1902WS 6. Schematic 6.1 Main Board TSUMU58J SCHEMATIC HDCP_RST HDCP_RST LVDS OUTPUT GNDR GNDR GNDG GNDG GNDB GNDB HSY NC HSY NC VCC1.8 VCC3.3 VSY NC VSY NC DDCA_SDA DDCA_SDA DDCA_SCL DDCA_SCL DDC_WP DDC_WP VCC1.8 Vcc3.3...
  • Page 19 19" LCD Color Monitor Iiyama PLE1902WS FB406 +3V3 C710 100uF/25V C709 R701 0.1uF 16V 1K 1/16W CN701 R705 R706 100R 1/16W +3V3 C708 Q701 R707 Adj_BACKLIGHT 4 4K7 1/16W ON/OFF PMBS3904 PANEL_ID R709 R708 +3V3 0R05 1/16W 10K 1/16W MUTE...
  • Page 20 19" LCD Color Monitor Iiyama PLE1902WS CN405 DB15 RED+ FB410 0R05 1/16W R434   1/16W C432 0.047uF RED- GREEN+ FB411 0R05 1/16W R435   1/16W C433 0.047uF GREEN- BLUE+ FB412 0R05 1/16W R436   1/16W C434 0.047uF BLUE- PC5V R437...
  • Page 21 19" LCD Color Monitor Iiyama PLE1902WS AVDD_33 VDDC VDDP AVDD_18 AVDD_MEMPLL_33 VCC3.3 FB405 AVDD_MEMPLL_33 VCC3.3 FB403 VDDP VCC3.3 600 OHM 600 OHM C408 10uF/50V C416 0.1uF 16V VCC3.3 VCTRL C409 C410 C411 C412 C413 C419 C420 C461 0.1uF 16V 0.1uF 16V 0.1uF 16V...
  • Page 22 19" LCD Color Monitor Iiyama PLE1902WS PA[0..9] PA[0..9] CN101 LVA3P LVA3M LVB0M RXO0- LVACKP LVB0P RXO0+ LVACKM LVB1M RXO1- LVA2P LVB1P RXO1+ LVA2M LVB2M RXO2- LVA1P LVB2P RXO2+ LVA1M LVA0P LVBCKM RXOC- LVA0M LVBCKP RXOC+ LVB3M RXO3- PB[0..9] LVB3P RXO3+ PB[0..9]...
  • Page 23: Power Board

    19" LCD Color Monitor Iiyama PLE1902WS 6.2 Power Board   1/4W R918 R941 R945 R944 R946 1/4W 1/4W   1/4W       1/4W +12V   1/4W R919 L904 C912 1.1uH BD901 0.001uF ZD902   1/4W R920 RLZ13B C917 C918...
  • Page 24 19" LCD Color Monitor Iiyama PLE1902WS C839 1000pF T801 R817 R821 CN801 POWER X'FMR 10K 1/10W 1K 1/10W 1% CONN R855 D805 J810 1/4W   LL4148WP C819 F801 0.0022uF +12V C801 BEAD 10pF/3KV   1/4W C802 C824 R801 D801 470uF/25V Q801 0.1uF...
  • Page 25 19" LCD Color Monitor Iiyama PLE1902WS C104 100uF/25V U101 TPA6021A4NE4 CN102 CN101 R104 1/10W C101 0.47uF/16V LOUT+   LIN+ LOUT+ C105 0.47uF/16V LOUT- LIN- LOUT- C106 0.47uF/16V ROUT+ RIN+ ROUT+ PHONEJACK R105   1/10W C107 0.47uF/16V ROUT- CONN RIN- ROUT-...
  • Page 26: Key Board

    (1K) 0.673V -/VOL- DOWN(1K) 0.673V +/VOL+ LBADC2 MENU (2K) 1.118V MENU (AUTO) (Power) (MENU) CONNECTOR (-/vol-) (+/vol+) AOC (Top Victory) Electronics Co., Ltd. Title KEY PAD (For IIYAMA 19W) Size Document Number G2515-E-X-X-3-070403 Date: Tuesday , April 03, 2007 Sheet...
  • Page 27: Pcb Layout

    19" LCD Color Monitor Iiyama PLE1902WS 7. PCB Layout 7.1 Main Board...
  • Page 28 19" LCD Color Monitor Iiyama PLE1902WS...
  • Page 29: Power Board

    19" LCD Color Monitor Iiyama PLE1902WS 7.2 Power Board...
  • Page 30: Key Board

    19" LCD Color Monitor Iiyama PLE1902WS 7.3 Key Board...
  • Page 31: Maintainability

    19" LCD Color Monitor Iiyama PLE1902WS 8. Maintainability 8.1 Equipments and Tools Requirement 1. Multi-meter. 2. Oscilloscope. 3. Pattern Generator. 4. DDC Tool with an IBM Compatible Computer. 5. Alignment Tool. 6. LCD Color Analyzer. 7. Service Manual. 8. User Manual.
  • Page 32: Trouble Shooting

    19" LCD Color Monitor Iiyama PLE1902WS 8.2 Trouble Shooting 8.2.1 Main Board No Power 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...
  • Page 33 19" LCD Color Monitor Iiyama PLE1902WS No Picture No picture Check the signal cable Change the signal cable Measure U703 PIN2=3.3V U701 PIN2=1.8V Replace U701, U703 Measure X401 oscillate waveform is normal Replace X401 Check HS/VS from CN405 is normal...
  • Page 34 19" LCD Color Monitor Iiyama PLE1902WS White Screen White screen Measure Q707 base is high level? Check Q704 Q706 CN101 solder? Check Correspondent component. Replace PANEL...
  • Page 35 19" LCD Color Monitor Iiyama PLE1902WS 8.2.2 Power Board 1) No power Check L904 = 12V Check AC line volt 110V or 220V Check AC input Check the voltage of C905 (+) Check bridge rectified circuit and F901 circuit Check start voltage for the pin3 of IC901...
  • Page 36 19" LCD Color Monitor Iiyama PLE1902WS 2.) No Backlight Check F801=12V Check adapter and F801 Check ON/OFF signal Check Interface board or main board Check IC801 PIN12=10.5V Change on/off circuit Check IC801 PIN5 have triangle wave Change IC801 Check IC801 PIN9/PIN10 PWM wave...
  • Page 37 19" LCD Color Monitor Iiyama PLE1902WS 8.2.3 Key Board OSD is unstable or not working Is Keypad board connecting normally? Connect Keypad Board Is Button Switch normally? Replace Button Switch Replace Keypad Board Is Keypad board normally? Check main board...
  • Page 38: White-Balance, Luminance Adjustment

    6500k color temp. parameter is x = 313 ±20, y = 329 ±20, Y = 170 ±20 cd/m 3. Enter into factory mode of PLE1902WS Turn on power, press the Menu button, pull out the power cord, and then plug the power cord. Then the factory OSD will be at the left top of the panel.
  • Page 39 19" LCD Color Monitor Iiyama PLE1902WS B. Adjust 7500k color-temperature 1. Switch the chroma-7120 to sRGB channel. 2. The chroma 7120 will show x = 299 ±20, y = 315 ±20, Y = 170 ±20 cd/m 3. Switch the chroma 7120 l to RGB MODE (with press “MODE” button to change) 4.
  • Page 40: Monitor Exploded View

    19" LCD Color Monitor Iiyama PLE1902WS 10. Monitor Exploded View...
  • Page 41: Bom List

    Q40G0002695 1A 2MS LABEL FOR BEZEL Q40G0002695 2A 2MS LABEL FOR CARTON Q44G9066 1 Q44G9066 2 Q44G9066695 1A IIYAMA 19W LCD CARTON Q45G 88606 R PE BAG FOR BASE Q45G 88606 16 PE BAG FOR CLAMP Q45G 88609 88 EPE COVER...
  • Page 42 19" LCD Color Monitor Iiyama PLE1902WS Q45G 76 28A33 PE BAG FOR MANUAL A34G0289 DZ 1B STAND A34G0290 DZ 1B 33 BASE 7S1 A37G0031 1 HINGE AM1G1740 12 47 CR3 SCREW Q12G6600 6 FOOT E078 078G 322 7 G SPEAKER 4 OHM 1.5W L:260 MM 43X18MM...
  • Page 43 19" LCD Color Monitor Iiyama PLE1902WS CN801 033G8021 2E F WAFER CN803 033G8021 2E F WAFER CN804 033G8021 2E F WAFER 040G 45762412B CBPC LABEL IC903 056G 139 3A PC123Y22FZOF U101 056G 616 37 IC TPA6021A4NE4 2W*2 PDIP-20 R908 061G152M104 64...
  • Page 44 19" LCD Color Monitor Iiyama PLE1902WS CN901 087G 501 32 S AC SOCKET CN101 088G 30214K PHONE JACK 5PIN BD901 093G 50460 28 BRIDGE DIODE KBP208G LITEON BD901 093G 50460510 2KBP08M 2A 800V CN902 095G801410D 51 HARNESS 10P-9P 110MM CN902...
  • Page 45 19" LCD Color Monitor Iiyama PLE1902WS FB412 061G0402000 RST CHIPR 0 OHM +-5% 1/16W FB411 061G0402000 RST CHIPR 0 OHM +-5% 1/16W FB410 061G0402000 RST CHIPR 0 OHM +-5% 1/16W R469 061G0402100 RST CHIPR 10 OHM +-5% 1/16W R468 061G0402100...
  • Page 46 19" LCD Color Monitor Iiyama PLE1902WS R425 061G0402103 RST CHIPR 10 KOHM +-5% 1/16W R426 061G0402103 RST CHIPR 10 KOHM +-5% 1/16W R444 061G0402103 RST CHIPR 10 KOHM +-5% 1/16W R452 061G0402103 RST CHIPR 10 KOHM +-5% 1/16W R457 061G0402103...
  • Page 47 19" LCD Color Monitor Iiyama PLE1902WS R450 061G0402472 RST CHIPR 4.7 KOHM +-5% 1/16W R436 061G0402560 RST CHIP 56R 1/16W 5% R435 061G0402560 RST CHIP 56R 1/16W 5% R434 061G0402560 RST CHIP 56R 1/16W 5% R438 061G0402750 RST CHIPR 75 OHM +-5% 1/16W...
  • Page 48 19" LCD Color Monitor Iiyama PLE1902WS C449 065G0402104 12 CHIP 0.1UF 50V X7R C448 065G0402104 12 CHIP 0.1UF 50V X7R C721 065G0402104 12 CHIP 0.1UF 50V X7R C724 065G0402104 12 CHIP 0.1UF 50V X7R C401 065G0402104 12 CHIP 0.1UF 50V X7R...
  • Page 49 19" LCD Color Monitor Iiyama PLE1902WS D413 093G 64 42 PP BAV70 SOT-23 D407 093G 64 42 PP BAV70 SOT-23 D424 093G 6433P BAV99 D423 093G 6433P BAV99 D422 093G 6433P BAV99 D421 093G 6433P BAV99 D420 093G 6433P BAV99...
  • Page 50 19" LCD Color Monitor Iiyama PLE1902WS D906 093G 60218 SB10100FCT D906 093G 60267 SP10100 0M1G1730 8128 CR3 SCREW Q90G0117 2 HEAT SINK 090G6084 1 HEAT SINK D905 093G 60257 DIODE SB1060FCT ITO-220AB BY PAN JIT D905 093G 60278 DIODE SP1060 ITO-220 SECOS...
  • Page 51 19" LCD Color Monitor Iiyama PLE1902WS R833 061G0603100 2F RST CHIPR 10 KOHM +-1% 1/10W R834 061G0603100 2F RST CHIPR 10 KOHM +-1% 1/10W R101 061G0603103 RST CHIPR 10 KOHM +-5% 1/10W R102 061G0603103 RST CHIPR 10 KOHM +-5% 1/10W...
  • Page 52 19" LCD Color Monitor Iiyama PLE1902WS R837 061G0805473 RST CHIPR 47 KOHM +-5% 1/8W R810 061G0805510 2F RST CHIPR 51 KOHM +-1% 1/8W R108 061G1206000 RST CHIPR 0 OHM +-5% 1/4W JR902 061G1206000 RST CHIPR 0 OHM +-5% 1/4W JR901...
  • Page 53 19" LCD Color Monitor Iiyama PLE1902WS C815 065G0603222 22 CHIP 2200PF 25V X7R C816 065G0603222 22 CHIP 2200PF 25V X7R C819 065G0603222 22 CHIP 2200PF 25V X7R C823 065G0603222 22 CHIP 2200PF 25V X7R C101 065G0603474 12 MLCC 0603 0.47UF K 16V X7R...
  • Page 54 19" LCD Color Monitor Iiyama PLE1902WS D808 093G 64 44 S LL4148WP D807 093G 64 44 S LL4148WP D806 093G 64 44 S LL4148WP D805 093G 64 44 S LL4148WP D812 093G 64 44 S LL4148WP ZD906 093G 39S 20 T...
  • Page 55: Different Parts List

    19" LCD Color Monitor Iiyama PLE1902WS 12. Different Parts List Diversity of T97MMJFB3WYADN compared with T97MMJFB3WYCDN Location Part No. Description 089G1748GAB12B SIGNAL CABEL DB15-DB15 089G1748GABDVI DVI SIGNAL CABLE 095G8014 6D 41 HARNESS 6P-6P 170mm 0Q1G 930 14120 SCREW 705GQ734238 19" LCD BEZEL ASS'Y 705GQ734239 19"...
  • Page 56 19" LCD Color Monitor Iiyama PLE1902WS R409 061G0402681 RST CHIPR 680 OHM +-5% 1/16W R414 061G0402681 RST CHIPR 680 OHM +-5% 1/16W R421 061G0402681 RST CHIPR 680 OHM +-5% 1/16W R915 061G0805100 3F RST CHIPR 100KOHM +-1% 1/8W Diversity of T97MMJFJ3WY4DN compared with T97MMJFB3WYCDN Location Part No.
  • Page 57 19" LCD Color Monitor Iiyama PLE1902WS Q45G 88606 11 PE BAG FOR BASE A33G0172 3 1C POWER LENS C408 067G215V100 7R LOW E.S.R 10UF +/-20% 50V C418 067G215V100 7R LOW E.S.R 10UF +/-20% 50V C712 067G215V100 7R LOW E.S.R 10UF +/-20% 50V...
  • Page 58 19" LCD Color Monitor Iiyama PLE1902WS AM1G1740 12120 SCREW 705GQ734274 19" LCD BEZEL ASS'Y A33G0171ADX 1L KEY PAD A33G0172 3 1C POWER LENS A34G0287ADXA3B 30 BEZEL L19WA-7K3 750GLM90A1911N PANEL M190A1-L09 C1 TW CMO A33G0173ADX 1L 32 CABLE CLAMP A34G0288ADX 1B...
  • Page 59 19" LCD Color Monitor Iiyama PLE1902WS Q44G6002CP164A PAPER CAP Q44G6002CP165A PAPER CAP Q44G9066695 2A IIYAMA 19W LCD CARTON Q45G 88607 34 PE BAG FOR BASE Q52G6025 13123 mylar 089G 17356G555 AUDIO CABLE Q41G9002695 4A manual Diversity of T97MMJFJ3WY6DN compared with T97MMJFB3WYCDN Location Part No.
  • Page 60 Q40G 19N69548A RTAING LABEL Q40G 581695 1C SERIAL LABEL Q44G6002101103 Paper board Q44G6002CP163A PAPER CAP Q44G6002CP164A PAPER CAP Q44G6002CP165A PAPER CAP Q44G9066695 2A IIYAMA 19W LCD CARTON Q45G 88607 34 PE BAG FOR BASE Q52G6025 13123 mylar Q41G9002695 4A manual...

Table of Contents