LG Flatron LCD 575LE Скачать руководство пользователя страница 14 | Manualshive

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2. NO RASTER (OSD IS NOT DISPLAYED) – INVERTER

CHECK MICOM INV

ON/OFF PORT.

J4 PIN5

5V?

NO

NO RASTER

(OSD IS NOT DISPLAYED)

CHECK ADAPTER

J4 PIN10

12V?

NO

1. CONFIRM BRIGHTNESS

OSD CONTRL STATE.

2. CHECK MICOM DIM-ADJ

PORT

J4 PIN1

5V?

NO

REPLACE

INVERTER ASS’Y

CHECK

PULSE AS

CONTACTING SCOPE

PROBE TO CAUTION LABEL.

(CONTACT PROBE TO

CAUTION LABEL.

CAN YOU SEE PULSE

AT YOUR

SCOPE?

NO

REPLACE CCFL LAMP

IN THE LCD MODULE

YES

YES

YES

YES

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Содержание Flatron LCD 575LE

Страница 1: ...VICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS NO CL 18 FACTORY MODEL LB565C LB565D LM565D MODEL LCD 575LE LB565C EA LCD 575LE LB565D EA LCD 575LM LM565D EA SOUND SOUND ...

Страница 2: ... 3 Input Impedance 75 Ω 3 3 Operating Frequency Horizontal 31 61 kHz Vertical 56 75 Hz 4 POWER SUPPLY 4 1 Power Adaptor Input AC 100 240V 50 60Hz 1 2A Output DC 12V 3 0A 4 2 Power Consumption 5 ENVIRONMENT 5 1 Operating Temperature 10 C 35 C 50 F 95 F Ambient 5 2 Relative Humidity 5 95 Non condensing 5 3 Altitude 0 10 000ft 3 030m 6 DIMENSIONS with TILT SWIVEL Width 394 mm 15 51 Speaker 64 64mm De...

Страница 3: ... 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 are grounded through wrist band Do not leave the module in high temperature and in areas of high humidity for a long time The module not be exposed to the direct sunlight Avoid contact with water as it may a short circui...

Страница 4: ...lution 640 x 350 720 x 400 TEXT 640 x 480 640 x 480 640 x 480 640 x 480 800 x 600 800 x 600 800 x 600 800 x 600 832 x 624 MAC 1024 x 768 1024 x 768 1024 x 768 Total Period E 800 449 900 449 800 525 864 525 832 520 840 500 1024 625 1056 628 1040 666 1056 625 1152 667 1344 806 1328 806 1312 800 Video Active Time A 640 350 720 400 640 480 640 480 640 480 640 480 800 600 800 600 800 600 800 600 832 62...

Страница 5: ...DC Power Cable Audio Cable Audio Buttons SOUND SOUND Power ON OFF Button Speaker Power DPMS Indicator Front Control Panel Shortcut Keys Brightness and Contrast can be adjusted directly without entering the On Screen Display OSD system Touch the buttons to adjust the settings and then the OSD button to save all changes The Brightness and Contrast functions are also available in the On Screen Displa...

Страница 6: ...me Botton Used to turn ON OFF mute function Power Botton Used to adjust volume Used to turn ON OFF audio 6 On Screen Display OSD Control Adjustment Making adjustments to the image size position and operating parameters of the monitor are quick and easy with the On Screen Display Control system A quick example is given below to familiarize you with the use of the controls Following section is an ou...

Страница 7: ...WIRING DIAGRAM CN2 CN3 CN5 CN4 J4 CN6 J5 J10 J4 J11 J10 Connector Ass y P N 6631T12003B ...

Страница 8: ...eaker in arrow direction 2 Remove two screws a 3 Remove the Tilt swivel 2 BACK COVER REMOVAL 1 Remove four screws a from the Back Cover 2 Remove the Back Cover 3 TOP SHIELD REMOVAL 1 Remove seven screws a 2 Remove the Top Shield and Interface Shield a a Back Cover a a a a a a a a ...

Страница 9: ...ct CN2 CN3 and CN4 CN5 2 Remove two screws a LB565D LM565D 3 Remove the Inverter PCB Ass y LCD Module a J5 J10 a b b c c c c c a a b b b b CN6 4 MAIN PCB ASS Y CABINET ASS Y REMOVAL 1 Disconnect CN6 J5 and J10 2 Remove four screws a 3 Remove the Main PCB Ass y 4 Remove six screws b 5 Remove the CABINET Ass y 6 Remove five screws c 7 Remove the Control PCB Ass y ...

Страница 10: ... Switch FDC6325L Switch FDC6325L Schmitt Trigger 74HCT14A LCD Interface 20Pin Connector DF14A 20P RGB H V D Sub 15P DDC Control DC Jack DC Jack SCL SDA CON 10P Inverter 3 3VD 3 3V_PL Module Power 3 3V 3 3V_PL 3 3VD ST5V RGB 3 3V_AD Regulator BA033 Regulator BA033 Regulator BA033 3 3V_AD 3 3V LVDS LVDS83 Regulator BA033 RIN RCLK 3 3V Hsync2 Vsync2 Hsyncm Vsyncm 12V ...

Страница 11: ... by sending power down trigger signal to each IC 3 Microprocessor U4 communicates with EEPROM U1 and GMZAN1 U3 through IIC 2 lines or 6 bit bus line It makes all devices operated properly 4 Microprocessor U4 let User adjust screen by OSD function 3 DC DC Converter This circuit supplies DC power for each device needing DC voltage of 3 3VD 3 3V_AD 3 3V_PL Module Power 3 3V and 5VS L4973D5 1 U13 the ...

Страница 12: ...ment Adapter and Software 1 Adjustment for Factory Preset Mode 1 Run alignment program for LB565C LB565D LM565D on the IBM PC 2 Select EEPROM ALL Init command and Enter 3 Display cross hatch pattern at Mode 1 4 Select FOS DEFAULT command and Enter 5 Press Y key it will automatically save all FOS data to EEPROM 2 Adjustment for White Balance 1 Display color 0 0 pattern at Mode 12 2 Set External Bri...

Страница 13: ...A SHORT POINT AS OPENING EACH POWER LINE CHECK J1 S VOLTAGE 12V NO CHECK L11 OPEN CHECK CHECK U5 Voltage 5V NO U13 S PIN11 0V CHECK U13 AND CHECK 5VA LINE CHECK IIC LINE CONNECTION U4 U1 CHECK U3 S VCC XTAL RESET IS U3 PIN12 VOLTAGE REPEATED AS PULSE SHAPE NO YES YES YES NO YES NO PROBLEM NO CHECK KEY CONTROL CONNECTOR ROUTINE ...

Страница 14: ...LAYED CHECK ADAPTER J4 PIN10 12V NO 1 CONFIRM BRIGHTNESS OSD CONTRL STATE 2 CHECK MICOM DIM ADJ PORT J4 PIN1 5V NO REPLACE INVERTER ASS Y CHECK PULSE AS CONTACTING SCOPE PROBE TO CAUTION LABEL CONTACT PROBE TO CAUTION LABEL CAN YOU SEE PULSE AT YOUR SCOPE NO REPLACE CCFL LAMP IN THE LCD MODULE YES YES YES YES ...

Страница 15: ...HECK U5 S SOLDERING CONDITION AND CHECK CONNECTION LINE FROM U3 TO J5 NO TROUBLE IN CABLE OR LCD MODULE CHECK U12 U30 J5 PIN1 3 3V NO YES YES YES YES 3 NO RASTER OSD IS NOT DISPLAYED gmzanl NO RASTER OSD IS NOT DISPLAYED J5 PIN2 IS 65MHz CLOCK PIN4 IS 48KHz H SYNC PIN5 IS 60Hz V SYNC PIN37 IS 48KHz H SYNC IS PULSE APPEARED AT SIGNAL PINS ...

Страница 16: ...CHECK PC 2 CHECK SIGNAL CABLE D SUB CONNECTOR LINE CHECK R G B INPUT U3 PIN 87 91 95 NO CHECK H SYNC LINE D SUB U6 MICOM U3 PIN150 CHECK H SYNC INPUT U3 PIN 150 NO YES YES YES NO RASTER OSD IS DISPLAYED 4 NO RASTER OSD IS DISPLAYED gmzanl ...

Страница 17: ...0 BA22 BA21 BA20 60 BA24 L2 50 BA23 L7 R29 D1 R2 J6 J2 90 C1 R54 R1 C48 40 D6 D5 ZD2 ZD1 R28 100 C49 C46 R53 20 30 110 U24 10 C135 C5 120 5 U3 C10 R91 C66 C213 C26 C260 X2 130 U4 140 150 160 U2 C23 U5 C28 R12 RA1 RA2 C7 L11 C70 R99 R97 R98 R11 C200 SOLDERING DIRECTION U8 R15 Q1 R56 C74 U6 R57 R96 R94 R95 C72 X1 C101 R72 ZD5 C239 C237 R87 C99 C102 R4 R3 C240 C238 R10 L13 R148 U1 C6 U13 Q3 Q4 L12 J1...

Страница 18: ...0 C51 C39 C34 C132 C16 C2 C52 C82 C81 C53 C83 C22 C11 C13 C24 C27 Q5 ZD4 C91 R34 R37 C12 C19 C17 Q6 R32 R100 R101 R48 R45 R33 C25 R13 R16 R38 C64 C93 R47 R35 C185 C187 C186 C184 C183 C182 C4 Q2 ZD3 C9 R61 R51 C87 C86 R103 R102 L17 L18 L15 C188 R8 D8 R80 R78 R69 R67 R65 R52 R27 R90 R55 R31 R30 R120 R82 R74 C20 C8 L14 L16 R184 R60 R73 R70 R49 R26 R23 R25 R24 R9 R75 R64 C65 C59 R149 C155 R147 C40 C41...

Страница 19: ...L BOARD Solder Side DATE 2000 05 02 P N 6870T245C11 1 1 C1 C5 R28 R38 R44 C4 C3 R30 C25 R43 R39 R37 R24 C22 C2 C6 R45 R31 R34 C27 R23 P6 Q6 R33 R36 C28 Q4 R26 R29 C24 P4 Q2 R20 R22 C20 P2 Q5 R32 R35 C26 P5 R19 C19 Q1 P1 R21 R25 C23 Q3 P3 R27 ...

Страница 20: ...P N 6870T389S11 C16 S4 U7 R24 R11 R14 R16 C21 U4 R8 R9 R10 C15 C13 Q1 C17 R12 C14 C20 U2 R3 C4 R2 R1 R69 SOLDERING DIR C2 C3 R7 J5 R22 C7 C26 ZD2 S1 R27 R19 D1 C32 C38 C22 D2 S2 C29 R17 J1 D6 R21 R30 R20 C31 D5 C30 R29 R23 C6 C24 J2 C40 C9 U5 C5 L2 D3 C28 D4 C1 U3 R18 C18 C36 C37 C23 C25 J3 ...

Страница 21: ...EXPLODED VIEW 1 3 4 5 7 9 10 11 13 12 15 16 17 18 14 8 2 6 ...

Страница 22: ...B565D EA LB565C EA TILT SWIVEL ASSY LB575 STAND LM565D EA LB565D EA LB565C EA AUSTRALIA TILT SWIVEL ASSY LB575B JLJE 85964 LB565C EA JAPAN INVERTER ASSEMBLY SAMSUNG LG1509 LB563C LM565D EA LB565D EA INVERTER ASSEMBLY SAMSUNG LG1511 LB565C LB565C EA CONNECTOR ASSEMBLY 20P H H 120MM UL 2651 28 LB565C METAL ASSEMBLY FRAME LM565D LM565D EA LB565D EA METAL ASSEMBLY FRAME MAIN LB565C LB565C EA MAIN TOTA...

Страница 23: ...65D EA LB565C EA DATE 2001 7 19 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C57 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C58 0CC221CK41A 220PF 1608 50V 5 R TP NP0 C59 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C60 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C61 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C62 0CC330CK41A 33PF 1608 50V 5 R TP NP0 C63 0CC330CK41A 33PF 1608 50V 5 R TP NP0 C64 0CK104CK56A 0 1UF 1608...

Страница 24: ...ITH638300A THC63LVDM83A LVDS THINE U12 0TF632509AA FDC6325L TP FAIRCHILD 8V 2 4A U13 0ISG497351A L4973D5 1 SO20 TP 3 5A S DOWN MODEL LM565D EA LB565D EA LB565C EA DATE 2001 7 19 S AL LOC NO PART NO DESCRIPTION SPECIFICATION U24 0IRH033200A BA033FP E2 MOLD 3 TP REGULATOR U30 0IRH033200A BA033FP E2 MOLD 3 TP REGULATOR L1 6210TCT002C HF50ACC575018 T TDK MM CHIP B L2 6210TCE001P HB 1S2012 121JT CERATE...

Страница 25: ...V K X 2012 R TP C22 0CH3104K566 0 1UF 50V K X 2012 R TP MODEL LM565D EA LB565D EA LB565C EA DATE 2001 7 19 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C23 0CH6050K116 5PF 50V D NP0 2012 R TP C24 0CH6050K116 5PF 50V D NP0 2012 R TP C25 0CH3104K566 0 1UF 50V K X 2012 R TP C26 0CH6050K116 5PF 50V D NP0 2012 R TP C27 0CH3104K566 0 1UF 50V K X 2012 R TP C28 0CH6050K116 5PF 50V D NP0 2012 R TP C30 0CH...

Страница 26: ...UF 16V Z F 2012 R TP C23 0CE107WF6DC 100UF MVK 16V 20 R TP SMD SM C24 0CH8477F691 470UF 16V M 105STD CYL R TP C25 0CH8477F691 470UF 16V M 105STD CYL R TP C26 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y5P C28 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y5P C29 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R MODEL LM565D EA LB565D EA LB565C EA DATE 2001 7 19 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C30 0CC121CK41...

Страница 27: ...drive the internal D MOS 18 20 SYNC Input Output synchronization 7 8 8 9 Vcc Not regulated DC input voltage 2 3 2 3 OUT Stepdown regulator output 12 13 VFB Stepdown feedback input Connecting directly this pin to the output 3 3V and 5 1V are obtained a voltage divider is requested for higher output voltages For voltage below 3 3V see note 16 18 V5 1 Reference voltage externally available 4 5 6 13 1...

Страница 28: ...1 GMZAN1 ...

Страница 29: ...2 LVDS ...

Страница 30: ...3 MICOM ...

Страница 31: ...4 POWER ...

Страница 32: ...7 CONNECTOR JACKS ...

Страница 33: ...6 AUDIO POWER ...

Страница 34: ...7 AUDIO ...

Страница 35: ...8 KEY CONTROL ...

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