Acer AL2002 Page 54 Service Manual Download

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DIODES

CKD_ID

FOR U.S.A.

(LITE-ON Part No.)

DESCRIPTION

D301

6412019518P

DIODE_SWITCHING_MMBD7000_7_75V_SOT23_4nS

D301

6412027818P10

DIODE_BAV99-7-F_SOT23_DIODES

D302

6412019518P

DIODE_SWITCHING_MMBD7000_7_75V_SOT23_4nS

D302

6412027818P10

DIODE_BAV99-7-F_SOT23_DIODES

D303

6412019518P

DIODE_SWITCHING_MMBD7000_7_75V_SOT23_4nS

D303

6412027818P10

DIODE_BAV99-7-F_SOT23_DIODES

D304

6414056038P

DIODE_ZNR_RLZ TE_11 5.6B LL_34

D304

6414056108P

DIODE_ZENER_MMSZ5232B_7_5.6V_SOD123_DII

D305

6414056038P

DIODE_ZNR_RLZ TE_11 5.6B LL_34

D305

6414056108P

DIODE_ZENER_MMSZ5232B_7_5.6V_SOD123_DII

D306

6414056038P

DIODE_ZNR_RLZ TE_11 5.6B LL_34

D306

6414056108P

DIODE_ZENER_MMSZ5232B_7_5.6V_SOD123_DII

D307

6413030038P

DIODE_SCHOTTKY_BAT54C_7_0.2A/30V_SOT23

D308

6414056038P

DIODE_ZNR_RLZ TE_11 5.6B LL_34

D308

6414056108P

DIODE_ZENER_MMSZ5232B_7_5.6V_SOD123_DII

D309

6414056038P

DIODE_ZNR_RLZ TE_11 5.6B LL_34

D309

6414056108P

DIODE_ZENER_MMSZ5232B_7_5.6V_SOD123_DII

D310

6414056038P

DIODE_ZNR_RLZ TE_11 5.6B LL_34

D310

6414056108P

DIODE_ZENER_MMSZ5232B_7_5.6V_SOD123_DII

D311

6412019518P

DIODE_SWITCHING_MMBD7000_7_75V_SOT23_4nS

D311

6412027818P10

DIODE_BAV99-7-F_SOT23_DIODES

D312

6412019518P

DIODE_SWITCHING_MMBD7000_7_75V_SOT23_4nS

D312

6412027818P10

DIODE_BAV99-7-F_SOT23_DIODES

D313

6412019518P

DIODE_SWITCHING_MMBD7000_7_75V_SOT23_4nS

D313

6412027818P10

DIODE_BAV99-7-F_SOT23_DIODES

D314

6412019518P

DIODE_SWITCHING_MMBD7000_7_75V_SOT23_4nS

D314

6412027818P10

DIODE_BAV99-7-F_SOT23_DIODES

D315

6414056038P

DIODE_ZNR_RLZ TE_11 5.6B LL_34

D315

6414056108P

DIODE_ZENER_MMSZ5232B_7_5.6V_SOD123_DII

D316

6412019518P

DIODE_SWITCHING_MMBD7000_7_75V_SOT23_4nS

D316

6412027818P10

DIODE_BAV99-7-F_SOT23_DIODES

D317

6412019518P

DIODE_SWITCHING_MMBD7000_7_75V_SOT23_4nS

D317

6412027818P10

DIODE_BAV99-7-F_SOT23_DIODES

D318

6412019518P

DIODE_SWITCHING_MMBD7000_7_75V_SOT23_4nS

D318

6412027818P10

DIODE_BAV99-7-F_SOT23_DIODES

D319

6412019518P

DIODE_SWITCHING_MMBD7000_7_75V_SOT23_4nS

D319

6412027818P10

DIODE_BAV99-7-F_SOT23_DIODES

D320

6413030038P

DIODE_SCHOTTKY_BAT54C_7_0.2A/30V_SOT23

D321

6414056038P

DIODE_ZNR_RLZ TE_11 5.6B LL_34

D321

6414056108P

DIODE_ZENER_MMSZ5232B_7_5.6V_SOD123_DII

D322

6414056038P

DIODE_ZNR_RLZ TE_11 5.6B LL_34

D322

6414056108P

DIODE_ZENER_MMSZ5232B_7_5.6V_SOD123_DII

D323

6414056038P

DIODE_ZNR_RLZ TE_11 5.6B LL_34

D323

6414056108P

DIODE_ZENER_MMSZ5232B_7_5.6V_SOD123_DII

D601

6418004600P

LED_LTL_1_BEDJP1_1(Y)3(G)_BULK_LITEON

D601

6418004610P

LED_GP32032M/R003_ZY_01_YELLOW/GREEN 1(G

D801

6413150027P

DIODE_SCHOTTKY_P6KE150AT/B_T52_PANJIT

D803

6412026604P

DIODE_FAST RECOVERY_PG108R_1A/800V_DO_41

D804

6412011407P

DIODE_1N4937_1A/600V_T52_LITE_ON

D805

6412010907P

DIODE_LT2A06_2A/800V_T52

D806

6412001707P

DIODE_SWITCHING_1N4148 T_72_T5

D807

6412010907P

DIODE_LT2A06_2A/800V_T52

Page 6 of 12

Summary of Contents for AL2002

Page 1: ... Requirement 02 03 Electrica Related Information 03 04 Flat Panel 12 05 Optical Characteristics 14 06 Environmental Requirements 16 07 RGB settings 17 08 Color grayscale linearity 17 Appendixes Appendix 1 Product Matrix 01 09 Packing Drawing 18 10 Exploded Diagram 19 11 Schematics and Layouts 20 Appendix 2 User s Manual Appendix 3 Quick Start Guide Appendix 4 Spare Parts List ...

Page 2: ...roper repairing method may damage equipment or products It is recommended that service engineers should have repairing knowledge experience as well as appropriate product training per new model before performing the service procedures NOTICE Ã To avoid electrical shocks the products should be connect to an authorized power cord and turn off the master power switch each time before removing theAC p...

Page 3: ...olors RGB 6 bit Hi FRC data Display Type a Si TFT active matrix Contrast Ratio 800 1 typ Brightness 300cd m 2 typ Response Time Ton Toff 5 ms typ Pixel Pitch 0 258mm x 0 258mm RGB Vertical Stripes Vertical Viewing 160 degrees typ CR 10 Horizontal Viewing 160 degrees typ CR 10 Optical Characteristics M201EW02 V1 Note Per panel specification over the life of the product variation of parameters speci...

Page 4: ... 3 1 Product Block Diagram The LCD monitor will contain an interface board a Power Inverter board and a function key board The interface block will house the flat panel control logic brightness control logic and DC DC conversion to supply the appropriate power to the whole board and LCD panel and transmitting LVDS signals into LCD Module to drive the LCD display circuit The inverter block will dri...

Page 5: ... 60Hz 3 pin AC power cord Connectors Input connectors D SUB 15 pin DVI D AC IN 90 264V Normal Operation 49W Max Standby Suspend Active Off 2W Power Consumption Power Off 1W 90VAC 240VAC User s Control Front Panel Buttons POWER MENU SELECT Dimming control range max min max x 100 35 typical Factory 11 Pre Defined Timing User 15 Plug and Play VESA DDC2B Power Saving DPMS Input Signal Counter toleranc...

Page 6: ... connection may use small screws 3 3 3 Connector Pin Assignment A DSUB Pin Signal Pin Signal Pin Signal 1 Red Video 6 Red GND 11 GND 2 Green Video 7 Green GND 12 DDC SDL 3 Blue Video 8 Blue GND 13 H SYNC 4 GND 9 5V 14 V SYNC 5 Self Test 10 DDC GND 15 DDC SCL B DVI D Digital TMDS Connector Pin Signal Pin Signal Pin Signal 1 TMDS Data 2 9 TMDS Data 1 17 TMDS Data 0 2 TMDS Data 2 10 TMDS Data 1 18 TM...

Page 7: ...rk 1 Fh Horizontal Frequency 30 81 kHz Minimum range 2 Fv Vertical Frequency 56 76 Hz Minimum range 3 Fclk Locked Pixel Clock Frequency 165 MHz 4 Vih Hi Level Input 2 0 5 0 V Note 1 5 Vil Low Level Input 0 0 8 V Note 1 6 Video RGB Analog Video Level 0 0 0 735 V 75Ω to Ground Note 2 2kΩ to Ground Schmitt Triggers Input Supported 3 3V device H V sync Output ...

Page 8: ...volt TTL logic families The inputs shall sense a logic 0 when the input is 0 8 volt or less and shall sense a logic 1 when the input is 2 0 volts or greater In addition to these level requirements there shall also be a minimum of 0 3 volt hysteresis provided for noise immunity typically by using a Schmitt Trigger input That is the input level at which the monitor actually detects a logic 0 shall b...

Page 9: ...wer On Off Switch The monitor shall have a power control switch visible and accessible on the front of the monitor The switch shall have no effect on the operation of the AC DC converter Instead it shall interrupt the DC supply to the monitor 3 6 2 Power Indicator LED The monitor shall make use of a LED type indicator located on the front of the monitor The LED color shall indicate the power state...

Page 10: ...damage to the monitor 3 7 2 Factory Assigned Display Modes There are 11 factory pre set frequency video modes These modes have a factory pre set for all characteristics affecting front of screen performance When the system is powered on previously stored screen parameters for a pre defined mode will be recalled if the operating mode is one of those stored in memory If the operating mode is not one...

Page 11: ...t a static image from the CPU is placed in the same physical location on the flat panel in each frame 3 8 2 Video Stretching The monitor shall contain provisions to stretch the video signal so that an input signal from the computer in any resolution smaller than 1680 x 1050 is automatically expanded to fill the entire screen 3 8 3 Panel Timing and Interface The controller supplied with the monitor...

Page 12: ...is measured at an ambient temperature of 25 C with the unit temperature stabilized in the power off Hot Start Cycle The power supply shall not be damaged when switched ON for one second and OFF for one second for seven consecutive times after operating for one hour at full load 25 C and nominal input line voltage Under Voltage The power supply shall contain protection circuitry such that the appli...

Page 13: ...ervice center The lamps shall have a continuous operating life of at least 50 000 hours at 25 o C The operating life is defined as having ended when the illumination of light has reached 50 of the initial value The lamps shall extend a sufficient amount from the edge of the light guide that sputtering over the life of the lamps shall not cause degradation of the luminance uniformity such as non il...

Page 14: ...ize or intensity contrast when contrast voltage is varied Contrast variation can be achieved through the use of varying gray shade patterns Bright Spots Lines Spots or lines appear light in the display patterns Defects do not vary in size or intensity contrast when contrast voltage is varied Contrast variation can be achieved through the use of varying gray shade patterns Polarizer Scratch When th...

Page 15: ...than 3 75mm None Not applicable Allowable distance between spots of two sizes is the minimum separation number for the smaller spot Therefore if there are two spots 1 30mm and 0 4mm in diameter they must be at least 15mm apart Note Per panel specification over the life of the product variation of parameters specified in Panel specification shall be maintained within reasonable limits Check supplie...

Page 16: ... default value The values specified are at an approximate distance 20 cm from the LCD surface and at 0 viewing angle The contrast ratio is calculated as below CR Max full white luminance Max full black luminance CR 800 1 typ 5 3 Response time The response time is defined as below Tr Tf 5 msec typ 5 4 Viewing angles The viewing angles are measured at CR 10 as below Horizontal Left 80 degrees typ M2...

Page 17: ...ess at max conditions The values specified are at an approximate distance 20 cm from the LCD surface and at 0 viewing angle The brightness at 6500K Preset mode shall be 240 cd m min M201EW02 V1 Note Per panel specification over the life of the product variation of parameters specification Panel specification shall be maintained within reasonable limits Check supplier quality inspection criteria fo...

Page 18: ...he package and its contents should be inspected and evaluated for failure against the Acceptance Criteria Ref Section 4 0 Packaged Product Testing 7 RGB settings The red green and blue areas shall be measured at a digital input signal full white square pattern at 1680x1050 fH 65 3kHz fV 60Hz mode with default color temperature setting Normal Preset 6500K The u and v co ordinates for R G and B shal...

Page 19: ... 1 1 1 1 1 1 1 LCD MONITOR LCD MONITOR USER S MANUAL USER S MANUAL TAPE TAPE P E BAG P E BAG 8440000038 8440000038 SIGNAL CABLE SIGNAL CABLE 7740100200 7740100200 WIRING TIES WIRING TIES 8440000046 8440000046 250x2 5mm 250x2 5mm 1 1 1 1 1 1 LCD MONITOR LCD MONITOR 9 9 TAPE TAPE 25mm W 25mm W 11 11 7749205865P0A 7749205865P0A 8340004337 8340004337 7749000200P0D 7749000200P0D 1 1 7749001520P0A 77490...

Page 20: ...INTERFACE BD 1 6 PANEL 1 7 7742240251P0A FC 1 8 7742303000P0A LENS LED 1 9 7742808011P0A PUSH BUTTON 1 10 FUNCTION KEY BD 6 11 7742005070P0A RUBBER 1 12 7740416041P0A BASE STAND 1 13 7742616171P0A STAND COVER 1 14 7742616161P0A HINGE COVER 1 15 7738001670P0A HINGE ASS Y 1 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 19 Go to cover page ACER AL2002W ...

Page 21: ... Layouts ACER 11 1 _AL2002W T20BAUW G1 _BLOCK DIAGRAM 5 Oct 2006 SCHEMATIC REV 01 PTB 1740 1 2 3 4 5 6 7 8 9 10 11 12 13 1 2 3 4 5 6 7 8 9 10 11 12 13 A B C D E F G A B C D E F G PCB No 20 Go to cover page ACER AL2002W ...

Page 22: ... 0 01UF PEM 5 4 3 8 7 6 2 1 I801 SG5841J C809 4700P 1KVX7R R102 30 1K 1 P802 1 2 3 4 5 6 7 8 9 10 C816 1000P 500V X7R C851 0 1UF R801 1M 1 4W MGF R136 10K R823 270 C129 220UF 35V 1 2 D806 1N4148 2 1 C811 220P R122 15K 1 C810 220P 1KV X7R I101 OZ9938 8 7 6 5 1 2 3 4 9 10 11 12 13 14 15 16 NC OVPT VSEN ISEN DRV1 VDDA TIMER DIM NC ENA LCT SSTCMP CT GNDA DRV2 PGND R101 10K R825 1K R119 12K 1 R133 20 C...

Page 23: ... _ CH0P LV O _ _ CH1P LV O _ _ CH2N LV O _ _ CH0N LV O _ _ CH2P LV O _ _ CLKP LV O _ _ CH3P LV O _ _ CH3N LV O _ _ LBADC IN1 _ LBADC IN2 _ NC VLCD VCC5V VCC3V3 CH1N LV O _ _ CH1N LV O _ _ CH3N LV E _ _ CH3N LV E _ _ RIN RIN LBADC IN1 _ LBADC IN1 _ CLKP LV O _ _ CLKP LV O _ _ BIN BIN BKLT ADJ _ BKLT ADJ _ CH1P LV E _ _ CH1P LV E _ _ CH3P LV E _ _ CH3P LV E _ _ HS IN _ HS IN _ CLKN LV O _ _ CLKN LV ...

Page 24: ...303 PBY160808T 600Y S I303 AIC1117 18PY 1 2 3 4 ADJ VOUT VIN TAB T17 Q302 MMBT3904 2 1 3 FB302 PBY160808T 600Y S R308 47K C305 0 1uF R305 100 R302 10K R309 4K7 Q301 MMBT3904 2 1 3 T13 FB304 PBY160808T 600Y S I302 AIC1084 33CM 1 2 3 4 ADJ VOUT VIN TAB T3 C307 100uF 16V C312 0 1uF R306 10K NC T10 T15 R303 18K NC T5 C309 0 1uF P301 JWT A2001WV2 10P 1 2 3 4 5 6 7 8 9 10 C315 10uF 16V C304 0 1uF NC T12...

Page 25: ...40 FB306 SBK160808T 600Y S R311 100 D306 MMSZ5232B R314 75 1 R322 100 T38 T30 C319 10nF FB312 SBK160808T 451Y S D305 MMSZ5232B T51 C331 100pF T53 D309 MMSZ5232B T36 R316 100 T45 FB308 SBK160808T 600Y S C324 10nF T46 FB310 SBK160808T 600Y S T26 C318 10nF R317 68 T21 C328 100pF R318 100 R310 68 C320 10nF T31 T44 T56 T49 R321 100 T22 T27 D301 MMBD7000 3 1 2 R327 12K D304 MMSZ5232B C329 0 1uF C326 0 1...

Page 26: ...4 RX4 SCL SDA VS RX1 RX1 GND RX3 RX3 5V GND HP RX0 RX0 GND RX5 RX5 GND RXC RXC 28 27 RED GRN BLU HS GND 29 30 31 32 D321 MMSZ5232B T60 D313 MMBD7000 3 1 2 C341 0 1uF C343 0 1uF C337 100uF 16V NC D311 MMBD7000 3 1 2 T64 R331 10K T83 T78 R333 10 1 T65 C338 0 1uF D317 MMBD7000 3 1 2 T70 D319 MMBD7000 3 1 2 R344 10K R334 10 1 D323 MMSZ5232B R345 2K4 C334 0 1uF T85 T77 T61 D316 MMBD7000 3 1 2 T58 T79 T...

Page 27: ...PO35 PD12 GPO32 PD14 GPO34 PD13 GPO33 PD11 PD10 V FIELD _ PD16 GPO36 VDE IN _ VVS IN _ VHS IN _ VCLK IN _ CH0P LV O _ _ CH0N LV O _ _ GPIO 25 _ CLKP LV O PD22 _ _ CLKN LV O PD23 _ _ CH3P LV O PD20 _ _ CH3N LV O PD21 _ _ CH0N LV E PD8 _ _ CH0N LV E PD9 _ _ GPIO 24 _ CH2P LV E PD4 _ _ CH2N LV E PD5 _ _ CLKP LV E PD2 _ _ CLKN LV E PD3 _ _ CH3P LV E PD0 _ _ CH3N LV E PD1 _ _ CH1N LV E PD7 _ _ CH1P LV ...

Page 28: ...H1P LV O _ _ CH1P LV E _ _ CH2P LV E _ _ CH0P LV O _ _ CH0N LV O _ _ CLKN LV O _ _ CH2N LV O _ _ CLKN LV E _ _ CH1N LV E _ _ LED AMBER _ LBADC IN1 _ LBADC IN1 _ LBADC IN2 _ LBADC IN2 _ VCC5V VLCD VCC3V3 VCC5V VLCD T120 C386 0 1uF T135 T115 T145 R372 2K4 R379 56K 1 T125 T110 T126 T141 Q308 MMBT3904 2 1 3 T121 T139 T111 R374 2K4 Q306 MMBT3904 T132 T127 T116 T138 T142 R375 100 R376 100 T122 P308 JWT ...

Page 29: ...601 POWER KEY R601 56K R602 15K R603 56K R604 30K R605 15K S602 MENU KEY C601 0 1UF C602 0 1UF S603 DOWN KEY D601 BLUE S604 SELECT KEY S604 UP KEY P600 A1002WR0 5P 1 2 3 4 5 28 Go to cover page 1 2 3 4 5 6 7 8 9 10 11 12 13 1 2 3 4 5 6 7 8 9 10 11 12 13 A B C D E F G A B C D E F G ACER AL2002W 6832174100P01 ...

Page 30: ... 11 10 ACER POWER BOARD _AL2002W T20BAUW G1 _LAYOUTS_ PCB No 1 2 3 4 5 6 7 8 9 10 11 12 13 1 2 3 4 5 6 7 8 9 10 11 12 13 A B C D E F G A B C D E F G 29 Go to cover page ACER AL2002W TOP SILK SILK BOTTOM ...

Page 31: ... 11 11 ACER INTERFACE BOARD _AL2002W T20BAUW G1 _LAYOUTS_ ACER AL2002W PCB No 1 2 3 4 5 6 7 8 9 10 11 12 13 1 2 3 4 5 6 7 8 9 10 11 12 13 A B C D E F G A B C D E F G 30 Go to cover page ...

Page 32: ...12 ACER_AL2002W T20BAUW G1 _LAYOUTS KEYPAD _ PCB No ACER AL2002W TOP SILK SILK BOTTOM 1 2 3 4 5 6 7 8 9 10 11 12 13 1 2 3 4 5 6 7 8 9 10 11 12 13 A B C D E F G A B C D E F G 31 Go to cover page ACER AL2002W ...

Page 33: ...the FFC cable on the panel with one Aluminum tape S15 Use a cross head screwdriver screwed the No 1 4 screws on both side of LCD panel and Bracket Chassis module 7740201780P0A SCREW_MACHING_WITHOUT_FLAT HEAD_M3x5_NI 4 Screw Size M3x5 Torque 2 0 2 5KGF CM 8 Connect panel lamp cables S16 Plug 4 lamp cables to the connectors of Power Board 9 AC Power outlet assembly S17 Use a cross head screwdriver s...

Page 34: ...k it with a sticky tape 7749001520P0B BAG_LDPE_ORDINARY_ALL MODEL_L600xW780x 1 S29 Assemble the Left Right cushion foams set 7749106340P0A CUSHION FORM_EPS_JADE 20W_1232SETS_LEFT RIGHT 1 7749205881P0A CARTON_ACER_T20ANUW_AL2002W_1232SETS 1 7730303229P0A MANUAL ASSY_ACER_T20ANUW_AL2002W_US 1 6716000700P CABLE_POWER_N_SHLD_1800mm_BLACK_U C 1 7737716351P0A BASE ASSY_ 6800_ABS 94HB_ACER_T20ANUW_ 1 S31...

Page 35: ... THREAD_ROUND_M3_8L_YELLOE 2 Screw Size M3x8 Torque 3 3 5KGFKGF CM S9 Use both hand to remove the LCD panel module and put Front Bezel aside 7737516151P0A FC ASSY_ 6790 6810P_ABS 94HB_ACER 1 6 D SUB and DVI cable disassembly S10 Use a Hex screwdriver unscrewed the DVI D and D Sub connectors No 1 4 Hex Nut to release two connectors 7110730082P0A SCREW_MACHINE_NONE_HEX WASHER HEAD_M3_8m 4 Screw Size...

Page 36: ...M 7111230061P SCREW MACHINE Flat Washer Pan M3 6 Zn 3 Screw Size M3x6 Torque 9 10KGF CM 6712300044PC0 HARNESS_FFC_30P 1 0 _220_20696_P TWO 1 6711100005P90 HARNESS_10P_140mm_1007 24_ETC 1 5114300811P T20BAUW G_LITEON_POWER BD 1 5113301834P T20BNUW G1_ACER_INTERFACE BD 1 7737816290P0A BRACKET ASSY_CHASSIS_ACER T20BNUW_SGCC 1 Refer to LCD Panel Inspection Criteria of supplier for the detail Use a cro...

Page 37: ... Check R807 D804 I801 whether to be damaged OK NG Check I801 pin6 has same pulse Check peripheral component of I801 whether to be damaged NG OK Check T802 PIN1 has same pulse or not Check Q803 R813 R814 D806 whether to be damaged OK NG Check peak voltage of R811 triangle pulse is up to 0 52V or not OK Check D804 and R807 whether to be damaged Check D809 D810 C818 C824 C823 C817 C822 T802 have same...

Page 38: ... C115 R117 R119 D107 D108 D109 or D110 whether to be damaged and repair them if any NG Check pin13 of I101 is triangle pulse Check R107 R118 C104 i101 and repair them OK NG Check pin12 of I101 there s soft start edge up to 4V and pin4 pin5 there s some pulse output Repair I101 NG OK Check pin5 of I101 there s around 1 25V from output detection Check D114 D115 R130 D102 D103 R111 D107 D108 D112 D11...

Page 39: ... computer is output and if the video cable is connected normally VGA or DVI NG YES Input the sync signal of computer or change the cable VGA or DVI NG Proceed to Checking the resolution change IC movement section OK When a signal is not being input it indicates with VIDEO INPUT It indicates with Out of Range at the time of the frequency that it cannot distinguished Go to cover page 3 ACER AL2002W ...

Page 40: ...r are supplied on I306 NG OK Failure Point Check if the voltage on I306 pin1 that is power DC 3V3 Failure Point 1 Printed wire broke between I307 pin3 and I306 pin1 2 L336 is open NG Failure Point I306 is failure OK Check the 5V power is supplied on P306 pin1 pin2 pin3 to the LCD panel Check the P306 all LVDS signals Failure Point 1 The LVDS cable beoke between P307 and LCD module 2 LCD module is ...

Page 41: ...Point 1 Printed wire open between R305 and I306 pin49 2 R305 is open or short 3 I306 is failure NG OK Check the BKLT_ADJ signal of the input P301 pin3 from I306 pin50 is a PWM signal NG Failure Point Backlight unit of LCD module is failure OK Failure Point 1 Printed wire is open between P301 pin3 R304 Q301 R301 R302 and I306 pin50 2 R304 Q301 R301 or R302 is failure 3 I306 is failure Appendix 4 Tr...

Page 42: ... level is 0 5Vp p to 0 7Vp p NG OK Failure Point In the case of the RED signal Green and Blue signals are the same path too 1 Printed wire broke between I302 pin1 pin2 pin3 and I306 pin93 pin96 pin99 2 Video cable is failure 3 l306 is damaged 4 FB305 FB307 FB309 FB308 FB306 FB310 R310 R318 C317 C320 C324 C325 is Open 5 R313 R314 R315 is short NG OK Check all LVDS signals being output to P306 from ...

Page 43: ...76 pin80 pin81 pin83 pin84 respectively that their differential input voltage is 150mV to 1200mV NG OK Failure Point In the case of the RX2 signal A RX1 0 and RXC signal is same path too 1 DVI D video cable is failure 2 R332 R335 R338 R341 may be open 3 I306 is damaged NG OK Check all LVDS signals supplied to P306 from I306 NG Proceed Checking the resolution changed IC movement section OK Failure ...

Page 44: ... disconnected 2 Function key wire is defected 3 Function key board is defected Check the input TTL level whether to change when press the function keys on I306 pin114 and pin115 NG OK Failure Point 1 Printed wire broken between P307 pin3 and I306 pin114 2 Printed wire broken between P307 pin4 and I306 pin115 3 R368 C382 R369 C383 C387 C388 C391 or C392 is short 4 R380 R383 R378 or R379 is open NG ...

Page 45: ...at is power DC 5V NG Failure Point 1 Printed wire is broken between P302 pin9 and I304 pin8 2 D307 or D308 is damaged Check the voltage on P302 pin12 pin15 that are serial data and clock signal OK Failure Point The VGA video cable is damaged If I304 pin5 pin6 LOW the I304 may be failure NG Failure Point 1 R328 R329 R326 R327 is open 2 D309 D310 is short 3 C331 C332 is short Check the output signal...

Page 46: ...in8 NG Failure Point 1 Printed wire is broken between I305 pin8 and P303 pin14 2 D320 D321 is damaged 3 C345 is short 1 Check the voltage on P301 or P302 pin6 and pin7 that is serial data and clock signal 2 Check I301 and I302 pin10 is high OK Failure Point The DVI D video cable is failure I305 pin5 pin6 is low the I305 may be defected NG OK Failure Point 1 Printed wire broke between I305 pin5 pin...

Page 47: ...pin14 TTL level Failure Point VGA video cables is failure Check the vertical sync signal on I306 pin90 TTL level NG OK Failure Point 1 Printed wire is open between P302 pin14 and I306 pin90 2 FB312 and R322 may be open 3 R323 and C327 may be short 4 D305 is short NG OK Proceed Checking the resolution change IC movement section Checking the TMDS signal input for DVI D Check the TMDS signal P303 pin...

Page 48: ...ck input to I306 pin108 and pin109 at TTL level OK Failure Point 1 Printed wire broke between X301 and I306 pin108 and pin109 2 C362 or C373 may be short or open 3 X301 is damaged NG Check I306 pin111 RSTB signal is high level at normal operation Failure Point 1 Printed wire broke between I306 pin111 and I307 pin2 2 C375 is short 3 I307 or I306 Q305 is damaged 4 R349 R348 is open NG OK 1 Check I30...

Page 49: ..._SL_SUCCESS C125 6334950912P30 CAP CD_pF_5_3000V_K_L4P7 5_SL_SUCCESS C127 6311433145P10 CAP ALU_uF_330_35V_T_105C_10x16_KF CAPXO C127 6311433145P22 CAP ALU_uF_330_35V_T_105C_10x16_MC C128 6311433145P10 CAP ALU_uF_330_35V_T_105C_10x16_KF CAPXO C128 6311433145P22 CAP ALU_uF_330_35V_T_105C_10x16_MC C129 6311422145P10 CAP ALU_uF_220_35V_T_105C_10x12 5_KF CAP C129 6311422145P22 CAP ALU_uF_220_35V_T_105...

Page 50: ...7056P CAP MC_pF_47_50V_J_NPO_SMD 060 C333 6373410486P01 CAP MC_uF_0 1_25V_Z_Y5V_SMD_603_SMD C334 6373410486P01 CAP MC_uF_0 1_25V_Z_Y5V_SMD_603_SMD C335 6373410486P01 CAP MC_uF_0 1_25V_Z_Y5V_SMD_603_SMD C336 6373410486P01 CAP MC_uF_0 1_25V_Z_Y5V_SMD_603_SMD C338 6373410486P01 CAP MC_uF_0 1_25V_Z_Y5V_SMD_603_SMD C339 6373410486P01 CAP MC_uF_0 1_25V_Z_Y5V_SMD_603_SMD C340 6373410486P01 CAP MC_uF_0 1_...

Page 51: ...AP MC_uF_0 1_25V_Z_Y5V_SMD_603_SMD C382 6373410486P01 CAP MC_uF_0 1_25V_Z_Y5V_SMD_603_SMD C383 6373410486P01 CAP MC_uF_0 1_25V_Z_Y5V_SMD_603_SMD C385 6373410486P01 CAP MC_uF_0 1_25V_Z_Y5V_SMD_603_SMD C386 6373410486P01 CAP MC_uF_0 1_25V_Z_Y5V_SMD_603_SMD C387 6373410486P01 CAP MC_uF_0 1_25V_Z_Y5V_SMD_603_SMD C388 6373410486P01 CAP MC_uF_0 1_25V_Z_Y5V_SMD_603_SMD C391 6373410486P01 CAP MC_uF_0 1_25...

Page 52: ... 0603 FB308 6881601578P CORE_BEAD_SBK160808T_300Y_S FB309 6881604078P CORE_BEAD_SBK160808T 110YS_SMD 0603 FB310 6881601578P CORE_BEAD_SBK160808T_300Y_S FB311 6881604238P10 CORE_BEAD_SBK160808T_451Y_N_SMD_CHILISIN FB312 6881604238P10 CORE_BEAD_SBK160808T_451Y_N_SMD_CHILISIN FB313 6881603878P CORE_BEAD_PBY160808T_301Y_S_SMD0604 FB314 6881603878P CORE_BEAD_PBY160808T_301Y_S_SMD0604 FB315 6881603878P ...

Page 53: ...10P PLUG_6P_2 0mm_A2001WR2_6_JWT PC01 6716000700P CABLE_POWER_N_SHLD_1800mm_BLACK_U C PC03 6715009019P00 CABLE_VIDEO_DVI D 2_1800_BLK_4 8D_JCE DIODES CKD_ID FOR U S A LITE ON Part No DESCRIPTION D102 6412001707P DIODE_SWITCHING_1N4148 T_72_T5 D102 6412025507P DIODE_SWITCHING_1N4148_T_T52_GRANDE D103 6412001707P DIODE_SWITCHING_1N4148 T_72_T5 D103 6412025507P DIODE_SWITCHING_1N4148_T_T52_GRANDE D10...

Page 54: ...G_MMBD7000_7_75V_SOT23_4nS D313 6412027818P10 DIODE_BAV99 7 F_SOT23_DIODES D314 6412019518P DIODE_SWITCHING_MMBD7000_7_75V_SOT23_4nS D314 6412027818P10 DIODE_BAV99 7 F_SOT23_DIODES D315 6414056038P DIODE_ZNR_RLZ TE_11 5 6B LL_34 D315 6414056108P DIODE_ZENER_MMSZ5232B_7_5 6V_SOD123_DII D316 6412019518P DIODE_SWITCHING_MMBD7000_7_75V_SOT23_4nS D316 6412027818P10 DIODE_BAV99 7 F_SOT23_DIODES D317 641...

Page 55: ..._SO8_ST I306 6447009506P21 IC_ASIC_GM5766H LF AB_128P_PQFP_GENESIS I307 6442045108P IC_LINEAR_STL8110GNL463_3P_SO_23_SENTELI I308 6448016508P IC_CPU_24LC16BT SN_8PIN_SOIC I308 6448016518P IC_CPU_M24C16_WMN6T_8PIN_SO8_ST I309 6448029528P19 IC_CPU_PM25LV020_100SCE_8PIN_SOIC_PMC I309 6448029596P20 IC_CPU_SST25LF020A 33 4C SAE_8P_SOIC_SST I801 6442048350P05 IC_LINEAR_SG5841JDZ_8_DIP_SG_DIGITAL I802 64...

Page 56: ...R315 6252750946P RES CHIP_R_OHM_75_1 10W_F_603 R316 6252100056P RES CHIP_R_OHM_100_1 10W_J_603 R317 6252680956P RES CHIP_R_OHM_68_1 10W_J_603 R318 6252100056P RES CHIP_R_OHM_100_1 10W_J_603 R319 6252100256P RES CHIP_R_KOHM_10_1 10W_J_603 R320 6252100156P RES CHIP_R_KOHM_1_1 10W_J_603 R321 6252100056P RES CHIP_R_OHM_100_1 10W_J_603 R322 6252100056P RES CHIP_R_OHM_100_1 10W_J_603 R323 6252240156P00 ...

Page 57: ... 10W_J_603 R376 6252100056P RES CHIP_R_OHM_100_1 10W_J_603 R378 6252560246P00 RES CHIP R_KOHM_56_1 10W_F_0603_COMPOSTA R379 6252560246P00 RES CHIP R_KOHM_56_1 10W_F_0603_COMPOSTA R380 6252100056P RES CHIP_R_OHM_100_1 10W_J_603 R383 6252100056P RES CHIP_R_OHM_100_1 10W_J_603 R601 6252560246P00 RES CHIP R_KOHM_56_1 10W_F_0603_COMPOSTA R602 6252150246P00 RES CHIP R_KOHM_15_1 10W_F_0603_COMPOSTA R603 ...

Page 58: ...23_PHILIPS Q308 6422007318P TRANSISTOR_NPN_MMBT3904_7_SOT23_DII Q308 6422007328P TRANSISTOR_NPN_LMBT3904LT1G_SOT23_LRC Q803 6426012700P00 FET_N CHNL_FQPF7N65C_7A 650V_FAIRCHILD Q803 6426014260P70 FET_N CHNL_KHB7D0N65F1_7A 650V_KEC PACKING ASSYS CKD_ID FOR U S A LITE ON Part No DESCRIPTION 1P11 7749205881P0A CARTON_ACER_T20ANUW_AL2002W_1232SETS 1P21 7749106340P0A CUSHION FORM_EPS_JADE 20W_1232SETS_...

Page 59: ...SHER HEAD_M3_8m 6L01S 7140130081P0A SCREW_DOUBLE THREAD_ROUND_M3_8L_YELLOE 6L01T 7740201780P0A SCREW_MACHING_WITHOUT_FLAT HEAD_M3x5_NI 6L01U 7117240073P0A SCREW_MACHINE_W WASHER_PAN_M4x7_BLK_ZINC 6L01Y 7140130081P0A SCREW_DOUBLE THREAD_ROUND_M3_8L_YELLOE 6LA1 7748716490P0A BRACKET_CHASSIS_ACER T20BNUW_SGCC T 0 8 6LB1 7746505130P0A INSULATOR MYLAR BRACKET_JADE20W_FRPP 8C01 7737716351P0A BASE ASSY_ ...

Page 60: ...BLK 5mm S603 6853001120P SWITCH_TACT_100gf_BLK_DANG NAN S604 6853001100P SWITCH_TACT_SKHHAK2510_BLK 5mm S604 6853001120P SWITCH_TACT_100gf_BLK_DANG NAN S605 6853001100P SWITCH_TACT_SKHHAK2510_BLK 5mm S605 6853001120P SWITCH_TACT_100gf_BLK_DANG NAN TAP1 6876008600P ALUMINIUM TAP_W30 L0080mm 100M_3M V200 6814202010P24 LCD_20 _M201EW02 V1 LTC _AUO X301 6449006400P CRYSTAL_14 318MHz_AT_49_TOPICS Page ...

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