联想lenovo L215P液晶彩显图纸.pdf

22 LCD Color Monitor Lenovo L215P Wide 1 Service Service Service Horizontal Frequency 30 83 KHz TABLE OF CONTENTS Description Page Description Page SAFETY NOTICE 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 Table of Contents 1 Revision List 2 Important Safety Notice 3 1 Monitor Specification 4 2 LCD Monitor Description 5 3 Operation Instruction 6 3 1 General Instructions 6 3 2 Control Button 6 3 3 OSD Menu 7 4 Input Output Specification 10 4 1 Input Signal Connector 10 4 2 Factory Preset Display Modes 11 4 3 Panel Specification 12 5 Block Diagram 15 5 1 Software Flow Chart 15 5 2 Electrical Block Diagram 17 6 Schematic 19 6 1 Main Board 19 6 2 Power Board 25 6 3 USB Board 27 6 4 Key Board 28 7 PCB Layout 29 7 1 Main Board 29 7 2 Power Board 31 7 3 USB Board 34 7 4 Key Board 36 8 Maintainability 37 8 1 Equipments and Tools Requirement 37 8 2 Trouble Shooting 38 9 White Balance Luminance adjustment 44 10 Monitor Exploded View 46 11 BOM List 47 CAUTION USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING 22 LCD Color Monitor Lenovo L215P Wide 2 Revision List Version Release Date Revision History TPV Model Name A00 Nov 03 2008 Initial release HIRASBMD4WG3RC 22 LCD Color Monitor Lenovo L215P Wide 3 Important Safety Notice Proper service and repair is important to the safe reliable operation of all Lenovo Company Equipment The service procedures recommended by Lenovo and described in this service manual are effective methods of performing service operations Some of these service operations require the use of tools specially designed for the purpose The special tools should be used when and as recommended It is important to note that this manual contains various CAUTIONS and NOTICES which should be carefully read in order to minimize the risk of personal injury to service personnel The possibility exists that improper service methods may damage the equipment It is also important to understand that these CAUTIONS and NOTICES ARE NOT EXHAUSTIVE Lenovo could not possibly know evaluate and advise the service trade of all conceivable ways in which service might be done or of the possible hazardous consequences of each way Consequently Lenovo has not undertaken any such broad evaluation Accordingly a servicer who uses a service procedure or tool which is not recommended by Lenovo must first satisfy himself thoroughly that neither his safety nor the safe operation of the equipment will be jeopardized by the service method selected Hereafter throughout this manual Lenovo Company will be referred to as Lenovo WARNING Use of substitute replacement parts which do not have the same specified safety characteristics may create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from Lenovo Lenovo assumes no liability express or implied arising out of any unauthorized modification of design Servicer assumes all liability FOR PRODUCTS CONTAINING LASER DANGER Invisible laser radiation when open AVOID DIRECT EXPOSURE TO BEAM CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure CAUTION The use of optical instruments with this product will increase eye hazard TO ENSURE THE CONTINUED RELIABILITY OF THIS PRODUCT USE ONLY ORIGINAL MANUFACTURER S REPLACEMENT PARTS WHICH ARE LISTED WITH THEIR PART NUMBERS IN THE PARTS LIST SECTION OF THIS SERVICE MANUAL Take care during handling the LCD module with backlight unit Must mount the module using mounting holes arranged in four corners Do not press on the panel edge of the frame strongly or electric shock as this will result in damage to the screen Do not scratch or press on the panel with any sharp objects such as pencil or pen as this may result in damage to the panel Protect the module from the ESD as it may damage the electronic circuit C MOS Make certain that treatment person s body is grounded through wristband Do not leave the module in high temperature and in areas of high humidity for a long time Avoid contact with water as it may a short circuit within the module If the surface of panel becomes dirty please wipe it off with a soft material Cleaning with a dirty or rough cloth may damage the panel 22 LCD Color Monitor Lenovo L215P Wide 4 1 Monitor Specifications 22 LCD Color Monitor Lenovo L215P Wide 5 2 LCD Monitor Description The LCD monitor will contain a main board a power board a USB board and a 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 AC IN 90V 264V Power board Include adapter inverter Flat Panel and CCFL backlight Main Board D SUB HDMI CCFL Drive Video signal DDC Monitor Block Diagram Key Board HOST Computer USB Board 22 LCD Color Monitor Lenovo L215P Wide 6 3 Operating Instructions 3 1 General Instructions Press the power button to turn the monitor on or off The other control buttons are located at the front of the 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 Control Buttons 3 2 1 Key Control 22 LCD Color Monitor Lenovo L215P Wide 7 3 3 OSD Menu To adjust the setting the user controls can be viewed through the On Screen Display OSD 22 LCD Color Monitor Lenovo L215P Wide 8 OSD functions 22 LCD Color Monitor Lenovo L215P Wide 9 22 LCD Color Monitor Lenovo L215P Wide 10 4 Input Output Specification 4 1 Input Signal Connector Analog connectors Pin No Description Pin No Description 1 Red Input 9 5VDC 2 Green Input 10 GND 3 Blue Input 11 GND 4 GND 12 SDA 5 Connection detect 13 H sync 6 Red GND 14 V sync 7 Green GND 15 SCL 8 Blue GND HDMI connectors Pin No Description Pin No Description 1 TMDS Data2 13 TMDS Clock Shield 2 TMDS Data2 Shield 14 TMDS Clock 3 TMDS Data2 15 CEC 4 TMDS Data1 16 Reserved N C on device 5 TMDS Data1 Shield 17 SCL 6 TMDS Data1 18 SDA 7 TMDS Data0 19 DDC CEC Ground 8 TMDS Data0 Shield 20 5 V Power 9 TMDS Data0 21 Hot Plug Detect 10 TMDS Clock 22 22 LCD Color Monitor Lenovo L215P Wide 11 4 2 Factory Preset Display Modes 22 LCD Color Monitor Lenovo L215P Wide 12 4 3 Panel Specification 4 3 1 General Features This specification applies to the 21 5 inch wide Color a Si TFT LCD Model M215HW01 The display supports the Full HD 1920 H x 1080 V screen format and 16 7M colors RGB 6 bits Hi FRC data All input signals are 2 channel LVDS interface and this module doesn t contain an inverter board for backlight 4 3 2 Display Characteristics Items Unit Specifications Screen Diagonal mm 546 86 21 53 Active Area mm 476 64 H x 268 11 V Pixels H x V 1920 x3 x 1080 Pixel Pitch um 248 25 per one triad x 248 25 Pixel Arrangement R G B Vertical Stripe Display Mode TN Node Normally White White Luminance Center cd m2 300cd m2 Typ Contrast Ratio 1000 Typ Optical Response Time msec 5ms Typ on off Nominal Input Voltage VDD Volt 5 0V Power Consumption VDD line CCFL line Walt 28 72W Typ without inverter all black pattern Weight Grams 2188 Typ Physical Size mm 495 6 W x 292 2 H x16 35 D Typ Electrical Interface Dual channel LVDS Support Color 16 7M colors RGB 6 bit Hi FRC Surface Treatment Anti Glare 3H Temperature Range Operating Storage Shipping 0 to 50 20 to 60 RoHS Compliance RoHS Compliance TC0 03 Compliance TC0 03 Compliance 22 LCD Color Monitor Lenovo L215P Wide 13 4 3 3 Optical Characteristics Item Unit Conditions Min Typ Max Horizontal Right CR 10 Left 150 170 Viewign Angle degree Vertical Up CR 10 Down 140 160 Contrast Ratio Normal Direction 600 1000 Raising Time TrR 3 8 5 5 Falling Time TrF 1 2 2 5 Response Time msec Raising Falling 5 8 Red x 0 618 0 648 0 678 Red y 0 309 0 339 0 369 Green x 0 252 0 282 0 312 Green y 0 573 0 603 0 633 Blue x 0 113 0 143 0 173 Blue y 0 040 0 070 0 100 White x 0 283 0 313 0 343 White y 0 299 0 329 0 359 Color Chromaticity Coordinates CIE Color Coordinates CIE White Central Luminance cd m2 240 300 Luminance Uniformity 75 80 Crosstalk in 60 Hz 1 5 Flicker dB 20 22 LCD Color Monitor Lenovo L215P Wide 14 4 3 4 Electrical Characteristics 1 TFT LCD Power Specification Symbol Parameter Min Typ Max Unit VDD Logic LCD Drive Voltage 4 5 5 0 5 5 Volt IDD Input Current 0 9 1 17 A PDD VDD Power 4 5 5 4 Watt IRush Inrush Current 2 A VDDrp Allowable Logic LCD Drive Ripple Voltage 300 mV p p Signal Electrical Characteristics Input signals shall be low or Hi Z state when VDD is off Please refer to specifications of SN75LVDS82DGG Texas Instruments in detail Symbol Parameter Min Typ Max Unit VTH Differential Input Hight Threshold 50 100 mV VTL Differential Input Low Threshold 100 50 mV VID Input Differential Voltage 100 600 mV VICM Differential Input Common Mode Voltage 1 0 1 2 1 5 V 2 Backlight Parameter Min Typ Max Unit CCFL Standard Current ISCFL 7 0 7 5 8 0 mA rms CCFL Operation Current IRCFL 3 0 735 8 0 mA rms CCFL Frequency FCFL 40 55 60 KHz CCFL Ignition Voltage ViCFL Ta 1780 Volt rms CCFL Ignition Voltage ViCF Ta 25 1380 Volt rms CCFL Operation Voltage VCFL 791 7 5mA 880 Volt rms CCFL Power Consumption PCFL 23 7 26 4 Watt CCFL Life Time LTCFL 40 00050 000 Hour 22 LCD Color Monitor Lenovo L215P Wide 15 5 Block Diagram 5 1 Software Flow Chat 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 22 LCD Color Monitor Lenovo L215P Wide 16 1 MCU initializes 2 Is the EPROM blank 3 Program the EPROM by default values 4 Get the PWM value of brightness from EPROM 5 Is the power key pressed 6 Clear all global flags 7 Are the AUTO and SELECT keys pressed 8 Enter factory mode 9 Save the power key status into EPROM Turn on the LED and set it to green color Scalar initializes 10 In standby mode 11 Update the lifetime of back light 12 Check the analog port are there 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 disappears 17 Program the scalar to be able to show the coming mode 18 Process the OSD display 19 Read the keyboard Is the power key pressed 22 LCD Color Monitor Lenovo L215P Wide 17 5 2 Electrical Block Diagram 5 2 1 Main Board EEPROM U403 M24C04 WMN6TP Panel Interface CN404 Keypad Interface CN401 Flash Memory U402 SST25LF020A 33 4C SAE Crystal X401 14 31818MHZ Scalar TSUMU58KDT LF 1 Include MCU ADC OSD U401 D Sub Connector CN101 ESD U102 AZC199 04S H sync V sync RGB HSI VSI VGA SCL VGA SDA ESD U101 AZC199 04S RED GREEN BLUE HDMI Connector CN501 ESD U501 AZ1045 04QU HDMI1 D0 HDMI1 CK ESD U502 AZ1045 04QU HDMI1 D1 HDMI1 D2 HDMI CLK HDMI DAT HDMI SCL HDMI SDA ESD U503 AZC099 04S HDMI SCL1 HDMI SDA1 22 LCD Color Monitor Lenovo L215P Wide 18 5 2 2 Inverter Power Board DIM EMI filter Start Circuit R905 R919 R920 R921 PWM Control IC Transformer AC input 12V ON OFF Control Feedback Circuit Transformer MOSFET Lamp ON OFF 5V Bridge Rectifier and Filter Feedback Circuit Rectifier diodes CN902 Output Circuit PWM Control IC IC801 Over Voltage 22 LCD Color Monitor Lenovo L215P Wide 19 6 Schematic 6 1 Main Board 715G3283 D C711 10uF 10V R710 7 5 OHM 2W VLCD AUDIO ON OFF 4 5VVCC3 3 R706 10K 1 16W 5 R707 10K 1 16W 5 R70522K 1 16W 5 R702100R 1 16W 5 DIM C705 0 1uF 16V VCC3 3 on PANEL4 VCTRL4 Q703 2N3906S RTK PSR712 NC Q701 2N3904S RTK PS C712 100uF 16V Q704 MMBT2907AK B B 27Tuesday October 28 2008 715G3283 D 2 0 POWER G3283 D X X 1 081028 OEM MODELSize Rev Date Sheetof TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬 隔 瓜 絪 腹 on BACKLIGHT 4 U701G1084 33T43Uf 23 1 VOUTVIN GND R704 10K 1 16W 5 CN701 CONN 1 2 3 4 5 6 7 8 9 10 VCC1 24 Q705 MMBT2907AK R70922K 1 16W 5 VCC3 3 t TH701 PTCR 12 C702 100uF 16V C703 100uF 16V 5V1 Adj BACKLIGHT 4 C701 0 1uF 16V C709 0 1uF 16V C710 0 22uF ON OFF VCC3 3 5V VCC1 2 R711 10K 1 16W 5 Q702 AO3401 5V R708100K 1 16W 5 VCC3 3 VCC3 3 C704 0 1uF 16V R713 10K 1 16W 5 C708 0 1uF 16V 5V C707 100uF 16V R703 10K 1 16W 5 C713 0 1uF 16V R701 10K 1 16W 5 TO 252 22 LCD Color Monitor Lenovo L215P Wide 20 Close to CN101 GREEN ZD102 RLZ5 6BGREEN VGA SDA R131 4K7 1 16W 5 GNDR4 C1020 047uF VGAESDU102 AZC199 04S 1 2 34 5 6 I O1 GND I O2 I O3 VDD I O4 C115 0 1uF 16V VGA SCL R115100R 1 16W 5 FB1030R05 1 16WR10356 OHM 1 16W FB104120 OHM GIN4 VGA SDA R104470R 1 16W 5 B B 37Tuesday October 28 2008 715G3283 D 3 0 INPUT G3283 D X X 1 081028 OEM MODELSize Rev Date Sheetof TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬 隔 瓜 絪 腹 RED BIN4 VSI BLUE R10256 OHM 1 16W C1030 047uF VSYNC4 VSI R133 4K7 1 16W 5 U101 AZC199 04S 1 2 34 5 6 I O1 GND I O2 I O3 VDD I O4 R132 4K7 1 16W 5 R116100R 1 16W 5 U106 M24C02 WMN6TP 1 2 3 45 6 7 8 A0 A1 A2 VSSSDA SCL WP VCC Close to CN101 RED FB1010R05 1 16W ZD101 RLZ5 6B FB1020R05 1 16W RED R109100R 1 16W 5 R106 75R 1 16W 5 C1060 047uF C109 22pF BLUE R113 2K2 1 16W 5 GNDG4 BLUE C1010 047uF C110 22pF R108100R 1 16W 5 C1070 047uF VGA DET R105 75R 1 16W 5 DDCA SCL4 候綼 U103 VGA SCL C111 NC R110100R 1 16W 5 DDCA SDA4 GNDB4 C1050 047uF VGA5V C108 NC GREEN HSYNC4 HSI 5V VGAESD CN101 DB15 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10 1716 R1121K 1 16W 5 R114 2K2 1 16W 5 DDC WP6 候綼 U101 D102 BAV70 3 1 2 VGA5V R1111K 1 16W 5 SOG4 VGAESD HSI VGA5V RIN4 VGA DET 4 R107 75R 1 16W 5 R10156 OHM 1 16W C1041000pF 22 LCD Color Monitor Lenovo L215P Wide 21 U502 AZ1045 04QU 1 2 3 4 56 7 8 9 10 Line 1 Line 2 VDD Line 3 Line 4NC NC GND NC NC HDMI1 D2 HDMI1 D0 HCK 4 HCK DDCD SDA4 HCK 5VHDMI 5V U503 AZC099 04S 1 2 34 5 6 I O1 GND I O2 I O3 VDD I O4 HDMIESD CEC HD0 4 HDMI1 CK R514100R 1 16W 5 U504 M24C02 WMN6TP 1 2 3 45 6 7 8 A0 A1 A2 VSSSDA SCL WP VCC HDMIESD HDMIESD HDMI1 D2 HDMI1 D0 CEC CTRL 4 HDMI1 D2 R510 NC Q501 NC Q503 2N3904S RTK PS 5V HDMI1 CK HDMI1 D1 HDMI 5V HDMI SDA1 R521 10K 1 16W 5 HDMI DATA HDMI1 D1 R515100R 1 16W 5 R5080R05 1 16W R520 10K 1 16W 5 R5040R05 1 16WHDMI1 D0 R5070R05 1 16W HDMI1 D0 HCK 4 R516 1K 1 16W 5 DDCD SCL4 5V HDMI1 CK HDMI1 D1 HD1 HDMI1 CK HDMI1 D0 HDMI1 CK HDMI HOTPLUG R509 NC DDC WP3 HDMI1 D0 HD2 R5030R05 1 16W HDMI1 D1 U501 AZ1045 04QU 1 2 3 4 56 7 8 9 10 Line 1 Line 2 VDD Line 3 Line 4NC NC GND NC NC R517 4K7 1 16W 5 HD1 4 C501 0 1uF 16V Q502 2N3904S RTK PS R512 4K7 1 16W 5 HD0 HD2 4 B B 67Tuesday October 28 2008 715G3283 D 6 0 HDMI INPUT G3283 D X X 1 081028 OEM MODELSize Rev Date Sheetof TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬 隔 瓜 絪 腹 HDMI 5V ZD502 RLZ5 6B D501 BAT54C 3 1 2 C502 0 22uF HDMI1 D2 R5020R05 1 16W HDMI HPD 4 HDMI DET 4 HD1 R513 10K 1 16W 5 HDMI SCL1 R519 22K 1 16W 5 HDMI1 D2 R5050R05 1 16WHDMI1 D1 HDMI1 D1 HDMI1 D2 HDMIESD HD0 R51810K 1 16W 5 HDMI CLK HD1 4 HDMI HPD HDMI1 CK HD2 4 HD0 4 5V CN501HDMI 20 21 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 23 22 SHELL1 SHELL2 D2 D2 Shield D2 D1 D1 Shield D1 D0 D0 Shield D0 CK CK Shield CK CE Remote NC DDC CLK DDC DATA GND 5V HP DET SHELL4 SHELL3 R5060R05 1 16W HDMI 5V R511 4K7 1 16W 5 R5010R05 1 16W HD2 22 LCD Color Monitor Lenovo L215P Wide 22 VGA DET 3 C414 0 1uF 16V AVDD 33 VCC3 32 DDCD SDA6 GNDG3 PB0 FB401 120 OHM 12 CEC CTRL 6 VCC3 3 PA2 AUVAG BIN3 Close to IC with width trace KEY SCL C431 1uF10V C408 10uF 50V VCTRL2 FB405 120 OHM 12 Buzzer audio 7 VCC3 3 PA9 PB5 R405100R 1 16W 5 C418 0 1uF 16V X401 14 31818MHz 12 GNDR3 KEY SCL C443 0 1uF 16V PB 0 9 C406 0 1uF 16V FB412 300OHM FB403 120 OHM 12 FB207 300OHM 5V AUVRM PA7 VCC1 22 VCC3 3 KEY SDA U403 M24C04 WMN6TP 1 2 3 45 6 7 8 NC E1 E2 VSSSDA SCL WC VCC R426 10K 1 16W 5 5V2 3 6 7 HSYNC3 AVDD 33 PB4 R417 10K 1 16W 5 HD0 6 DDCA SCL3 R415 10K 1 16W 5 C407 0 1uF 16V C42133pF C434 0 1uF 16V C405 0 1uF 16V RIN3 C413 10uF 50V R418 10K 1 16W 5 C4272 2uF 10V R441 10K 1 16W 5 C4242 2uF 10V HCK 6 PB 0 9 5 PA5 AUVAG FB402 120 OHM 12 C429 0 1uF 16V VCC3 3 PA0 LINE IN 0R7 AUVAG PA 0 9 5 AUCOM R402 0R05 1 16W on PANEL 2 LINE IN 0L7 Near to Connect AVDD 33 C403 0 1uF 16V PB9 PB3 PB6 GNDB3 on BACKLIGHT 2 HDMI HPD 6 R407 10K 1 16W 5 AVDD DAC R432100R 1 16W 5 R411100R 1 16W 5 R403390 OHM 1 16W C439 NC HD2 6 U402 SST25LF020A 33 4C SAE 1 2 3 45 6 7 8 CE SDO WP VSSSDI SCK HOLD VDD HCK 6 PA1 AUVAG C401 10uF 10V SOG3 LINE OUT 1R7 VCC3 3 R404100R 1 16W 5 C404 0 1uF 16V R430 10K 1 16W 5 KEY SDA C415 0 1uF 16V R40810K 1 16W 5 VCC1 2 VCC3 32 VCC3 3 WP TSUMU58KDT LF 1 58 55 56 53 57 54 52 63 64 51 62 61 71 73 72 74 79 108 34 35 109 110 111 112 113 114 118 119 120 121 122 123 124 125 126 127 107 106 105 3 42 43 45 46 48 49 40 41 38 80 67 1 115 65 66 36 37 100 6 39 9 10 11 13 14 68 69 5 103 102 117 60 44 59 90 128 8 87 12 84 83 85 77 76 82 7 4 97 94 95 92 70 78 89 88 96 86 91 99 98 2 50 93 101 116 15 81 104 75 18 21 24 27 30 33 47 RIN0P GIN0P SOGIN0 BIN0P RIN0M GIN0M BIN0M HSYNC0 VSYNC0 REXT REFP REFM SDO SCK CSZ SDI GPIO P27 PWM12 LVACKM XIN XOUT LVA2P LVA2M LVA1P LVA1M LVA0P LVA0M LVB3P LVB3M LVBCKP LVBCKM LVB2P LVB2M LVB1P LVB1M LVB0P LVB0M LVACKP LVA3M LVA3P GND RXA2P RXA2N RXA1P RXA1N RXA0P RXA0N RXACKP RXACKN GND VDDP MODE0 VCTRL VDDP DDCA SDA RS232 TX DDCA SCL RS232 RX DDCDA SDA DDCDA SCL VDDP GPIO P12 PWM3 GPIO 06 PWM0 GPIO P17 SAR0 GPIO P00 SAR1 GPIO P01 SAR2 GPIO P06 GPIO P07 I2C MDA GPIO P11 I2C MCL GPIO P10 RST GPIO 18 PWM3 VDDC VDDC AVDD 33 GND GND GND BYPASS GPIO P25 PWM1 AVDD DAC GPIO P02 SAR3 AUCOM LINE IN 0R LINE OUT 2L SPDIFO GPIO P42 AUMUTE GPIO P41 LINE IN 0L GPIO P43 PWM0 VDDP GPIO 15 GPIO 1 GPIO 4 LINE OUT 1R GPIO P15 PWM0 GPIO P24 PWM2 AUVRM AUVAG GPIO 13 LINE OUT 2R LINE OUT 1L GPIO 17 PWM12 GPIO 16 PWM2 VDDC AVDD 33 GND GND GND GPIO P26 PWM02 VDDC GPIO 19 GPIO P10 GND AVDD 12 GND AVDD 12 GND AVDD 33 AVDD 33 R401 0R05 1 16W AUVAG PB1 PB2 R412100R 1 16W 5 AVDD 12 PA