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AOC LM926, Руководство по обслуживанию, Страница: 50 / 57

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19" LCD Color Monitor                                                                                                        AOC 

LM926

             

50                                                                                                                  

FB406 

071G 56Z601 

CHIP BEAD 600 OHM 0805 

FB405 

071G 56Z601 

CHIP BEAD 600 OHM 0805 

FB404 

071G 56Z601 

CHIP BEAD 600 OHM 0805 

FB403 

071G 56Z601 

CHIP BEAD 600 OHM 0805 

FB402 

071G 56Z601 

CHIP BEAD 600 OHM 0805 

FB401 

071G 56Z601    M 

CHIP BEAD 600OHM 

FB402 

071G 56Z601    M 

CHIP BEAD 600OHM 

FB403 

071G 56Z601    M 

CHIP BEAD 600OHM 

FB404 

071G 56Z601    M 

CHIP BEAD 600OHM 

FB405 

071G 56Z601    M 

CHIP BEAD 600OHM 

FB406 

071G 56Z601    M 

CHIP BEAD 600OHM 

FB409 071G 

59B121 

TB160808B 

D412 

093G  39147SEM 

ZMM5V6ST 

D411 

093G  39147SEM 

ZMM5V6ST 

D410 

093G  39147SEM 

ZMM5V6ST 

D409 

093G  39147SEM 

ZMM5V6ST 

D408 

093G  39147SEM 

ZMM5V6ST 

D406 

093G  39147SEM 

ZMM5V6ST 

D426 

093G  39147SEM 

ZMM5V6ST 

D416 

093G  39147SEM 

ZMM5V6ST 

D415 

093G  39147SEM 

ZMM5V6ST 

D414 

093G  39147SEM 

ZMM5V6ST 

D412 

093G    39149 

MLL5232B BY FULL POWER SMT 

D411 

093G    39149 

MLL5232B BY FULL POWER SMT 

D410 

093G    39149 

MLL5232B BY FULL POWER SMT 

D409 

093G    39149 

MLL5232B BY FULL POWER SMT 

D408 

093G    39149 

MLL5232B BY FULL POWER SMT 

D406 

093G    39149 

MLL5232B BY FULL POWER SMT 

D405 

093G    64 33 

DIO SIG SM BAV99 (PHSE)R 

D404 

093G    64 33 

DIO SIG SM BAV99 (PHSE)R 

D403 

093G    64 33 

DIO SIG SM BAV99 (PHSE)R 

D413 

093G  64 42  P 

BAV70 SOT-23 

D407 

093G  64 42  P 

BAV70 SOT-23 

D407 

093G    64 42 PP 

BAV70 SOT-23 

D702 

093G  6432P 

LL4148 

D701 

093G  6432P 

LL4148 

D701 

093G  6432V 

LL4148-GSO8 

D702 

093G  6432V 

LL4148-GSO8 

D403 

093G  6433P 

BAV99 

D424 

093G  6433P 

BAV99 

D423 

093G  6433P 

BAV99 

D422 

093G  6433P 

BAV99 

D421 

093G  6433P 

BAV99 

D420 

093G  6433P 

BAV99 

D419 

093G  6433P 

BAV99 

D418 

093G  6433P 

BAV99 

Содержание LM926

Страница 1: ...1 General Instructions 6 3 2 Control Button 6 3 3 Adjusting the Picture 8 4 Input Output Specification 10 4 1 Input Signal Connector 10 4 2 Power Supply Requirement 11 4 3 Factory Preset Display Modes...

Страница 2: ...19 LCD Color Monitor AOC LM926 2 Revision List Revision Date Revision History TPV Model A00 May 23 07 Initial Release T96HM6DLG3CKA...

Страница 3: ...aracteristics may create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from AOC AOC assumes no liability express or im...

Страница 4: ...Video Signal Digital signal Separate Sync H V TTL H Frequency 30kHz 83kHz Analog Input V Frequency 55 75Hz Analog ON Mode 55W EPA ENERGY STAR OFF Mode 2W Dot Clock 135 MHz Analog Max Resolution 1280...

Страница 5: ...ness 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 Monitor Block Diagram AC IN 100V 240V Power Boar...

Страница 6: ...hanging 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...

Страница 7: ...x Volume Decrease volume or adjust function x Auto Adjust button Exit 1 When OSD menu is in active status this button will act as EXIT KEY EXIT OSD menu 2 When OSD menu is in off status press this but...

Страница 8: ...the exit function If you want to adjust any other function repeat steps 2 3 The OSD Message Main Menu Item Main Menu Icon Sub Menu Item Sub Menu Icon Description Contrast Contrast from Digital registe...

Страница 9: ...ontal position of the OSD V Position Adjust the vertical position of the OSD OSD Setup OSD Timeout Adjust the OSD timeout Language Language N A Set OSD language Information Information N A Show the re...

Страница 10: ...ound VGA connector layout 1 5 6 10 11 15 2 DVI D connector Pin No Description Pin No Description 1 TMDS data 2 13 TMDS data 3 2 TMDS data 2 14 5V Power 3 TMDS data 2 4 Shield 15 GND for 5V 4 TMDS data...

Страница 11: ...m of 1 half wave missing per second DC output Voltage 12VDC 5 Current max 3 5 Amp 12V 4 3 Factory Preset Display Modes Standard Resolution Horizontal Frequency Vertical Frequency Dos mode 720 x 400 31...

Страница 12: ...19 LCD Color Monitor AOC LM926 12 4 4 Panel Specification 4 4 1 Introduction 4 4 2 Display Characteristics...

Страница 13: ...19 LCD Color Monitor AOC LM926 13 4 4 3 Optical Characteristics...

Страница 14: ...19 LCD Color Monitor AOC LM926 14 4 4 4 Electrical Characteristics 1 TFT LCD Module 2 Backlight Unit...

Страница 15: ...19 LCD Color Monitor AOC LM926 15 5 Block Diagram 5 1 Software Flow Chat 1 2 N Y 5 Y N 1 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...

Страница 16: ...e 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 interrup...

Страница 17: ...3 Flash Memory PM25LV512 25SCE U402 Scalar IC TSUM56AK Include MCU ADC OSD U401 EEPROM M24C02 U404 H sync V sync RGB SCL_VGA SDA_VGA LCD Interface CN101 D Sub Connector CN405 Crystal 14 318MHz X401 DV...

Страница 18: ...19 LCD Color Monitor AOC LM926 18 5 2 2 Inverter Power Board...

Страница 19: ...3 LVDS OUTPUT 12V PA 14 19 VLCD GPO 0 4 VCC1 8 VLCD_12V B3 3 INPUT RIN GIN BIN VSY NC GNDR GNDG GNDB DET_VGA HSY NC SOG B CLK DET_DVI CLK R G R B G DDCA_SDA DDCA_SCL DDCD_SDA DDCD_SCL 5V DDC_WP 3V3 T...

Страница 20: ...T VOUT R721 0 1 16W VCC3 3 4 R707 4 7K 1 16W VLCD_12V VCC1 8 R713 NC C702 4 7uF 16V R723 51K 1 16W C717 10uF 16V R714 10K 1 16W GND VCC3 3 4 C713 0 1uF 5V GND R730 0 1 16W 5V R710 NC D C Q703 PMBS3904...

Страница 21: ...K VSI GNDR 4 D411 MLL5232B 5 6V RED R441 100 1 16W FB409 120 OHM R458 100 1 16W R446 1K 1 16W INPUT A B 1 5 Monday May 09 2005 Title Size Document Number Rev Date Sheet of D409 MLL5232B 5 6V DDCA_SCL...

Страница 22: ...00 OHM Option PA13 CN403 CONN 2 4 6 8 10 12 14 16 1 3 5 7 9 11 13 15 HSY NC 3 KEY _AUTO PB5 PB9 C423 22pF R488 NC DDCD_SDA 3 LED_G PB17 PB12 TSUM56AK R415 10K 1 16W R433 NC CLK 3 OUT L R422 4 7K 1 16W...

Страница 23: ...CE A B 1 5 Monday May 09 2005 Title Size Document Number Rev Date Sheet of RB3P 3 3V B1N GB1P PA11 PB4 PA8 PB15 R94 CLKBP PB12 FR2P R104 NC NC PB2 RA3N LVA1M BB2N PB14 FCLKP CLKV RA2P NC RA1N NC 5V CN...

Страница 24: ...6 1N4148W C923 680uF 25V C914 470pF 25V D915 1N4148W C927 470uF 16V 5V L922 IND CHOKE 3 5uH 10 DADONG C912 0 1uF D922 31DQ06FC NR901 NTCR R900 330K 1 4W Doc Title B 1 1 Tuesday September 19 2006 Title...

Страница 25: ...4 15 16 DRV1 VDDA TIMER DIM ISEN VSEN OVPT NC1 NC2 ENA LCT SSTCMP CT GNDA DRV2 PGND R829 15 1 4W C825 12pF 3KV D803 BAV70 3 1 2 R814 56K 1 8W C805 0 001uF R826 390 1 8W C816 12pF 3KV C837 0 1 4W C822...

Страница 26: ...470uF 16V C212 0 01uF GND CN204 NC CONN 1 2 3 12V R210 20K 1 16W C209 10uF 50V CN201 PHONEJACK 1 2 3 4 5 GND Doc 1 Audio A 1 1 Monday February 13 2006 Title Size Document Number Rev Date Sheet of U20...

Страница 27: ...19 LCD Color Monitor AOC LM926 27 7 PCB Layout 7 1 Main Board...

Страница 28: ...19 LCD Color Monitor AOC LM926 28...

Страница 29: ...19 LCD Color Monitor AOC LM926 29...

Страница 30: ...19 LCD Color Monitor AOC LM926 30 7 2 Power Board...

Страница 31: ...19 LCD Color Monitor AOC LM926 31...

Страница 32: ...19 LCD Color Monitor AOC LM926 32...

Страница 33: ...19 LCD Color Monitor AOC LM926 33 7 3 Audio Board...

Страница 34: ...19 LCD Color Monitor AOC LM926 34 7 4 Key Board...

Страница 35: ...LM926 35 8 Maintainability 8 1 Equipments and Tools Requirement 1 Voltmeter 2 Oscilloscope 3 Pattern Generator 4 DDC Tool with an IBM Compatible Computer 5 Alignment Tool 6 LCD Color Analyzer 7 Servi...

Страница 36: ...power key and look if the picture is normal Please reinsert and make sure the AC of 100 240 is normal Measure D701 1 8V U702 PIN2 3 3V Reinsert or check the Adapter Inverter section X401 oscillate wav...

Страница 37: ...No picture The button if under control Measure D701 1 8V U702 PIN2 3 3V Replace U401 X401 oscillate waveform is normal Check U701 D701 D702 Q702 OK OK OK OK NG Check HS VS from CN405 is normal Replac...

Страница 38: ...oscillate waveform is normal Check Q706 Q704 is broken or CN101 solder Check Correspondent component Replace PANEL Check Correspondent component Replace U401 OK OK OK Replace X401 OK NG NG NG NG Check...

Страница 39: ...Check bridge rectified circuit and F901 circuit Check start voltage for the pin8 of IC901 Check R911 C910 and Change IC901 NG Check the auxiliary voltage is bigger than 10V and smaller than 20V 1 Che...

Страница 40: ...heck ON OFF signal Check Interface board NG OK Check IC801 pin2 12V NG OK Change Q802 or Q803 NG OK Check IC801 PIN5 6 NG OK Check Q805 Q806 Check the output of PT801 PT802 Check connecter lamp OK NG...

Страница 41: ...8 2 3 Keypad Board OSD is unstable or not working Is Key Pad Board connecting normally Connect Key Pad Board Is Button Switch normally Replace Button Switch Y N N Is Key Pad Board normally Replace Key...

Страница 42: ...2 Switch the MEM channel to Channel 3 with up or down arrow on chroma 7120 3 The LCD indicator on chroma 7120 will show x 313 20 y 329 20 Y 180 cd m2 4 Adjust the RED of color3 on factory window until...

Страница 43: ...19 LCD Color Monitor AOC LM926 43 10 Monitor Exploded View...

Страница 44: ...018 3523 LVDS CABLE 0M1G 330 4120 SCREW 0M1G 330 4120 SCREW 0M1G 330 6 47 CR3 SCREW 0M1G 340 10225 CR3 SCREW 0M1G1140 6120 SCREW 0M1G1730 6120 SCREW 0M1G1730 6120 SCREW 0M1G1730 6120 SCREW 0M1G1730 61...

Страница 45: ...10W R202 061G0603204 RST CHIPR 200 KOHM 5 1 10W C211 065G0805103 32 10NF 50V 0805 X7R C212 065G0805103 32 10NF 50V 0805 X7R C213 065G0805104 32 CHIP 0 1U 50V X7R C203 065G0805104 32 CHIP 0 1U 50V X7R...

Страница 46: ...6TP U404 056G1133 34 M24C02 WMN6TP U403 056G1133 56 M24C16 WMN6TP U402 056G1133 79 PM25LV512 25SCE SOP 8 U404 056G113334A 24LC02B SNG SOIC 8PIN U405 056G113334A 24LC02B SNG SOIC 8PIN U403 056G113356A...

Страница 47: ...061G0603101 RST CHIPR 100 OHM 5 1 10W R442 061G0603101 RST CHIPR 100 OHM 5 1 10W R443 061G0603101 RST CHIPR 100 OHM 5 1 10W R445 061G0603101 RST CHIPR 100 OHM 5 1 10W R453 061G0603101 RST CHIPR 100 O...

Страница 48: ...448 061G0603222 RST CHIPR 2 2 KOHM 5 1 10W R403 061G0603390 0F RST CHIPR 390 OHM 1 1 10W R474 061G0603392 RST CHIPR 3 9 KOHM 5 1 10W R475 061G0603392 RST CHIPR 3 9 KOHM 5 1 10W R437 061G0603471 RST CH...

Страница 49: ...603104 32 CHIP 0 1UF 50V X7R C427 065G0603104 32 CHIP 0 1UF 50V X7R C428 065G0603104 32 CHIP 0 1UF 50V X7R C429 065G0603104 32 CHIP 0 1UF 50V X7R C430 065G0603104 32 CHIP 0 1UF 50V X7R C439 065G060310...

Страница 50: ...26 093G 39147SEM ZMM5V6ST D416 093G 39147SEM ZMM5V6ST D415 093G 39147SEM ZMM5V6ST D414 093G 39147SEM ZMM5V6ST D412 093G 39149 MLL5232B BY FULL POWER SMT D411 093G 39149 MLL5232B BY FULL POWER SMT D410...

Страница 51: ...J TACT SWITCH TSPB 2 NP SW004 077G 600 1GCJ TACT SWITCH TSPB 2 NP SW003 077G 600 1GCJ TACT SWITCH TSPB 2 NP DP001 081G 12 1 GP LED GP32032M R003 ZY 33 CN002 088G 30222B PHONE JACK 7PIN LIGHT GRAY CN00...

Страница 52: ...6 067G215S102 3K ED1000UF 16V C811 067G215S4714KL LOW ESR EC 470UF 25V BY C820 067G215S4714KL LOW ESR EC 470UF 25V BY C925 067G215S4714KL LOW ESR EC 470UF 25V BY C922 067G215S6814KS EC 105 680UF M 25V...

Страница 53: ...EW 705G 909 11 06 R909 ASS Y R909 061G152M10458F 100K OHM 5 2W 096G 29 6 H S TUBE 705G 920 06 14 D920 ASS Y D920 093G 60237 SRF20100C D920 093G 60247 FME 220A D920 093G 60276 DIODE SBT150 10LST SANYO...

Страница 54: ...ST CHIPR 360 OHM 1 1 8W R827 061G0805360 1F RST CHIPR 3 6KOHM 1 1 8W R834 061G0805360 1F RST CHIPR 3 6KOHM 1 1 8W R924 061G0805360 1F RST CHIPR 3 6KOHM 1 1 8W R826 061G0805391 390 OHM 1 10W 1 C808 061...

Страница 55: ...05104 32 CHIP 0 1U 50V X7R C912 065G0805104 32 CHIP 0 1U 50V X7R C806 065G0805105 22 CHIP 1UF 25V X7R 0805 C823 065G0805152 32 CHIP 1500PF 50V X7R 0805 C822 065G0805152 32 CHIP 1500PF 50V X7R 0805 C81...

Страница 56: ...E1 TO 92 BY AAC IC921 056G 158 12 KIA431A AT P TO 92 R922 061G 17247152T 470OHM 5 1 4W R832 061G212Y305 KT MGFR 3M OHM 5 1 2W R822 061G212Y305 KT MGFR 3M OHM 5 1 2W C910 065G 1K152 1T6052 1 5NF 1K Y5P...

Страница 57: ...15A76 WARRANTY CARD Q44G3944615 1A 19 AOC LCD CARTON Q44G9032 1 EPS L Q44G9032 2 EPS R Q45G 88606 R PE BAG FOR BASE Q45G 88606 16 R PE BAG FOR CLAMP Q45G 88609 88 EPE COVER Q52G6020 32 PROTECT FILM Q5...

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