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AUTO/SET

OSD

COLOR MONITOR
SERVICE MANUAL

CAUTION

BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

CHASSIS NO. : CL-36
FACTORY MODEL: LG708G

MODEL: FPD1730

Содержание FPD1730

Страница 1: ...AUTO SET OSD COLOR MONITOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS NO CL 36 FACTORY MODEL LG708G MODEL FPD1730 ...

Страница 2: ...p 2 2 Luminance 200 min 250 typ 2 3 Contrast Ratio 250 min 400 typ 3 SIGNAL Refer to the Timing Chart 3 1 Sync Signal Type Separate TTL Positive Negative 3 2 Video Input Signal 1 Type R G B Analog 2 Voltage Level 0 0 714 V a Color 0 0 0 Vp p b Color 7 0 0 467 Vp p c Color 15 0 0 714 Vp p 3 Input Impedance 75 Ω 3 3 Operating Frequency Horizontal 30 83 kHz Vertical 56 75 Hz 4 POWER SUPPLY 4 1 Power ...

Страница 3: ... 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 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 c...

Страница 4: ... 128 144 V 75 062 915 870 3 3 39 H 61 805 1504 1125 18 134 200 V 65 96 937 900 2 4 31 H 63 981 1688 1280 48 112 248 V 60 02 1066 1024 1 3 38 H 79 976 1688 1280 16 144 248 V 75 035 1066 1024 1 3 38 Mode H V Sort 1 2 3 4 5 6 7 8 9 10 11 12 13 25 175 28 321 25 175 31 5 40 0 49 5 57 283 65 0 78 75 100 0 92 978 108 0 135 0 640x350 70Hz 640x480 60Hz 640x480 75Hz 720x400 70Hz 800x600 60Hz 800x600 75Hz 83...

Страница 5: ... this button to enter a selection in the on screen display 5 OSD Button Use this button to enter or exit the on screen display AUTO SET OSD OSD Button AUTO SET Button Power Button Power Indicator D Sub Signal Connector Power Connector AUTO SET OSD 1 5 4 3 2 AUTOadjustmentfunction Touch the AUTO SET button before using OSD menu This button is for the automatic adjustment of the screen position cloc...

Страница 6: ... 6 WIRING DIAGRAM J801 P902 J704 J705 J703 CN1 CN2 CN3 Connector Ass y P No 6631T11012W Connector Ass y P No 6631T25008R Connector Ass y P No 6631T20015A Connector Ass y P No 6831T20015K J1 ...

Страница 7: ...over Be careful Dont stress the Control Board Connector 1 Remove two screws a from Back cover 12 V a a b b b b b b b b b b b b b Latch Point Bottom Top 2 Set the Monitor as picture 3 Release the bottom side latch 4 Set the Monitor face downward 5 Remove the Back cover ...

Страница 8: ...er 12V BRT CTL Tx Hs Vs CLK DEN INV CTL EEPROM SYSTEM Analog Signal ADC PLL OSD Scaling GM5020 AC DC Block 90 264V Regulator Regulator 2 5V 3 3V MCU LVDS Tx DSUB DDC EDID 12V Inverter AC DC Adapter 5 0V AC Input Module Power 5V ...

Страница 9: ...z The operation procedure is as follows 1 AC Input voltage is rectified and smoothed by the bridge diodes BD901 and the capacitor C905 2 The Rectified voltage DC is applied to the primary coil of the transformer T901 3 The control IC IC901 generates switching pulse to turn on and turn off the primary coil of the transformer T901 4 Depending on turn ratio of the transformer the secondary voltages a...

Страница 10: ... bridge rectifier and a bulk capacitor 3 Energy Transfer This part function is transfer the primary energy to secondary through a power transformer 4 Output rectifier and filter This part function is to make a pulse width modulation control and to provide the driver signal to power switch to adjust the duty cycle during different AC input and output loading condition to achive the dc output stabli...

Страница 11: ...1 Display color 0 0 pattern at Mode 12 2 Set External Bright to MAX position and Contrast to MAX Position 3 Select PRESET START BIAS CAL command and Enter 4 No attempt to manually adjust BIAS data is auto matically adjusted and saved to the EEPROM 5 Display color 15 0 pattern at Mode 12 6 Select DRIVE CAL command and Enter 7 6500K and 9300K are automatically adjusted and saved to the EEPROM 8 Sele...

Страница 12: ...UBLE IN BULT IN POWER CHECK J801 5VST VOLTAGE 5V NO NO POWER POWER INDICATOR OFF TROUBLE SOMEWHERE ELSE TROUBLE IN BULT IN POWER CHECK J801 INPUT VOLTAGE 12V NO TROUBLE IN U501 or X501 NO YES YES YES CHECK U501 s PIN 6 IS THIS PIN OSCILLATED ...

Страница 13: ...ERN CHECK J702 PIN 8 5V NO NO RASTER TROUBLE IN POWER ADATER or L703 L704 CHECK J702 PIN 1 2 3 12V NO TROUBLE IN X501 CHECK X501 H PULSE NO TROUBLE IN U201 CHECK U201 GM5020 NO TROUBLE IN U201 NO YES YES YES YES CHECK L201 L202 L203 PULSE ...

Страница 14: ...OT CLOCK PATTERN NO TROUBLE IN U201 NO CHECK DVS PATTERN NO CHECK DHS PATTERN NO YES YES YES YES YES TROUBLE IN LCD MODULE CHECK U401 PIN 8 V PULSE CHECK U401 PIN 7 V PULSE CHECK U401 PIN 10 PULSE CHECK L204 PULSE ...

Страница 15: ... 15 3 NO CLOCK CLOCK GENERATOR NO DOT CLOCK TROUBLE IN X201 CHECK X201 24MHz NO TROUBLE IN U201 CHECK L201 CLOCK NO YES YES ...

Страница 16: ...BLE IN DPM TROUBLE IN DPM TROUBLE IN PC CHECK PC PC IS NOT GOING INTO DPM OFF MODE NO TROUBLE IN X501 NO TROUBLE IN SIGNAL CABLE NO YES YES YES CHECK U501 PIN 6 WAVEFORM 24MHz CHECK R233 R234 CHECK U501 PIN 11 0V ...

Страница 17: ...4 D701 ZD711 ZD703 ZD704 J801 R804 C502 10 C520 R516 R534 R535 R539 A R543 L402 C407 RA218 RA214 RA216 C231 C258 C230 X201 P R T U V W C239 R235 D503 R711 R593 D504 C714 C715 R712 R594 R595 R596 D801 C508 R805 R560 R562 R564 30 C519 R538 C809 C812 RA222 RA220 RA224 C219 N M L K J H C226 C240 C227 C548 C740 C710 L810 R561 R563 20 A C517 R545 R544 R807 C811 C836 C835 RA204 RA202 G F E D C B C280 C27...

Страница 18: ... 18 4 POWER BOARD Component Side 5 POWER BOARD Solder Side ...

Страница 19: ... 19 1 2 5 6 13 14 15 3 9 12 10 8 7 11 b a 4 1 1 EXPLODED VIEW ...

Страница 20: ... TFT COLOR SXGA 17 INCH LVDS BACK COVER ASSEMBLY LG708G 3808TKL033A GW 8C793 TILT SWIVEL ASSEMBLYLG708J 17INCH ABS320T 8C793 METAL ASSEMBLY FRAME AU LG708G INVERTER ASSEMBLY LG PHILIPS NMC1804 4 LAMP AU MODULE LB782 SHIELD INVERTER LB782F MAIN TOTAL ASSEMBLY LG708G ADRDG G WAY CL 36 CONNECTOR ASSEMBLY 30P H H 200MM UL20276 LG708G PWB PCB ASSEMBLY POWER LB782F POWER TOTAL BRAND NO SWITCH SHIELD REA...

Страница 21: ...5P DATE 2002 04 22 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C406 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y5P C407 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y5P C408 0CH8106F611 10UF 16V M 85STD CYL R TP C410 0CH8106F611 10UF 16V M 85STD CYL R TP C413 0CH8106F611 10UF 16V M 85STD CYL R TP C501 0CC180CK41A 18PF 1608 50V 5 R TP NP0 C502 0CC180CK41A 18PF 1608 50V 5 R TP NP0 C503 0CK104CK56A 0 1UF 1608 ...

Страница 22: ...G HH 1M3216 501 CERATEC 3216MM R L805 6210TCE001G HH 1M3216 501 CERATEC 3216MM R DATE 2002 04 22 S AL LOC NO PART NO DESCRIPTION SPECIFICATION L810 6210TCE001G HH 1M3216 501 CERATEC 3216MM R L811 6210TCE001G HH 1M3216 501 CERATEC 3216MM R L821 6210TCE001G HH 1M3216 501 CERATEC 3216MM R L822 6210TCE001P HB 1S2012 121JT CERATECH 2012MM L823 6210TCE001G HH 1M3216 501 CERATEC 3216MM R Q703 0TR390409AE...

Страница 23: ...2D677 33 OHM 1 10 W 5 1608 R TP X201 6202TST001E SX 1 SUNNY CHIP 24MHZ 30PPM 20P X501 6202TST001E SX 1 SUNNY CHIP 24MHZ 30PPM 20P DATE 2002 04 22 S AL LOC NO PART NO DESCRIPTION SPECIFICATION BD901 0DD360000DA D3SBA60 BK SHINDENGEN 600V 2 C901 0CBZTBU002B BULK PCX2 335 474K C902 0CKZTBU003C SC E 472M 14 0BW7 250V BK7 5 SA C903 0CKZTBU003C SC E 472M 14 0BW7 250V BK7 5 SA C904 0CBZTBU002C BULK PCX2 ...

Страница 24: ...1 0RD4701Q609 4 70K 1 4W 3 5 TA52 R2 0RD4701Q609 4 70K 1 4W 3 5 TA52 R3 0RD8200Q609 820 1 4W 3 5 TA52 R4 0RD8200Q609 820 1 4W 3 5 TA52 R5 0RD1501Q609 1 50K 1 4W 3 5 TA52 R6 0RD1501Q609 1 50K 1 4W 3 5 TA52 R7 0RD2201Q609 2 20K 1 4W 3 5 TA52 SW1 140 058D SKHV10911A LGEC NON 12 20 HORIZ SW2 140 058D SKHV10911A LGEC NON 12 20 HORIZ SW3 140 058D SKHV10911A LGEC NON 12 20 HORIZ SW4 140 058D SKHV10911A L...

Страница 25: ...MING CONTROL STATE COUNTERS SLAVE SCL A0 A1 VCC VSS A2 ADDRESS COMPARATORS CONTROL LOGIC ACK E PROM 2 PIN CONFIGURATION DIP Package p SOIX Package J TSSOP Package U BLOCK DIAGRAM PIN FUNCTION Pin Name A0 A1 A2 SDA SCL WP Vcc Vss Function Device Adress Inputs Serial Data Address Serial Clock Write Protect 1 8V to 6 0V power Supply Ground V A1 Y1 AS A2 Y6 Y2 A5 A3 Y5 Y3 A4 GND Y4 CC 1 2 3 4 5 6 7 14...

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