Dell UltraSharp 1800FP Service Manual Download Page 7

Page: 7 / 35

- 7

D-SUB

DVI-D

Gm5020

including

(ADC / TMDS Rx )

LVDS

(LVD S823)

Memory

(KM416S102BT)

H/V Sync

Micom

68HC08-BD48

M-CLK

Out - CLK

DE ,H/V Sync out

R,G,B /Odd

LCD Module

R,G,B
differential

Data 48 Bit

Address

Inverte

r CTL

Module CTL

R,G,B

Inverter

Digital Signal

3.3V

Reg.

DVDD 3.3V
AVD D 3.3V

12V

r CTL

12V

2.5V

Reg.

DVDD2.5V
AVD D2.5V

3.3V

Reg.

PVDD 3.3V
3.3 VM

H/V Sync

H/V-S ync

3.3 VM

Power Board

12V

AVD D3.3V

AVD D2.5V

BLOCK DIAGRAM

Summary of Contents for UltraSharp 1800FP

Page 1: ...COLOR MONITOR SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS NO CL 29 FACTORY MODEL LD803H MODEL 1800FP ...

Page 2: ...0kHz Vertical 56 85Hz 4 POWER SUPPLY 4 1 Power Adaptor Built in Power Input AC 100 240V 50 60Hz 1 0A 4 2 Power Consumption 5 ENVIRONMENT 5 1 Operating Temperature 10 C 35 C 50 F 95 F Ambient 5 2 Relative Humidity 10 80 Non condensing 5 3 MTBF 50 000 Hours Min 6 DIMENSIONS with TILT SWIVEL Width 406 mm 15 98 Depth 223 mm 8 78 Height 431 mm 16 97 7 WEIGHT with TILT SWIVEL Net Weight 7 8kg 17 19 lbs ...

Page 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...

Page 4: ... 768 3 6 29 H 60 123 1312 1024 16 96 176 V 75 029 800 768 1 3 28 H 68 677 1376 1024 48 96 208 V 84 997 808 768 1 3 36 H 67 500 1600 1152 64 128 256 V 75 000 900 864 1 3 32 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 14 15 16 25 175 28 3...

Page 5: ...ixel clock and phase 3 Left Right arrow Buttons Use these buttons to choose or adjust items in the On Screen Display and activates Hot Key function for contrast adjustment 4 Up Down arrow Buttons Select between OSD items and activates Hot key function for brightness adjustment 5 Menu Button Use this button to enter or exit the On Screen Display 6 Input Selection Button Use this button to make D su...

Page 6: ...5 P902 J710 CN7 CN3 CN2 CN1 CN6 CN5 CN4 CN_C01 CN301 CN_C02 MODULE Need to change LM181E06 6 WIRING DIAGRAM Connector Ass y P N 6631T11012P Connector Ass y P N 6631T25008Q Connector Ass y P N 6631T20008U Connector Ass y P N 6631T20015R ...

Page 7: ...K DE H V Sync out R G B Odd LCD Module R G B differential Data 48 Bit Address Inverter CTL Module CTL R G B Inverter Digital Signal 3 3V Reg DVDD 3 3V AVDD 3 3V 12V Power CTL 12V 2 5V Reg DVDD2 5V AVDD2 5V 3 3V Reg PVDD 3 3V 3 3 VM 5V 5V 5V H V Sync H V Sync 3 3 VM Power Board 12V 5V AVDD3 3V AVDD2 5V BLOCK DIAGRAM ...

Page 8: ...deo controller are merged to one chip Gm5020 by Genesis Also FRC is separate 2 Display Data Transmitter Part This part transmit digital signal from the Scaler to the receiver of module 3 Power Part This part consists of the one 5V two 3 3V and one 2 5 regulators to convert power which is provided 12V 5V in Power Board 12V is provided for inverter 5V is provided for Micom and LCD Panel Also 5V is c...

Page 9: ...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 stablize and a...

Page 10: ...ntrast 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 Full White pattern at SXGA 60Hz 6 Select DRIVE CAL command and Enter 7 9300K are automatically adjusted and saved to the EEPROM 8 Select PRESET EXIT command and Enter 3 Adjustment for EDID 1 Use this procedure only when there...

Page 11: ...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 ...

Page 12: ...ASTER TROUBLE IN BULT IN POWER 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 TROUBLE IN U201 CHECK U301 U302 U303 PIN 35 MEMORYCLK NO YES YES YES YES YES CHECK L201 L202 L203 PULSE ...

Page 13: ...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 ...

Page 14: ... 14 3 NO CLOCK CLOCK GENERATOR NO DOT CLOCK TROUBLE IN X201 CHECK X201 24MHz NO TROUBLE IN U201 CHECK L201 CLOCK NO YES YES ...

Page 15: ...5 R224 D702 D703 C850 C844 U821 C834 RA210 RA208 RA204 RA206 RA202 U201 20 14 15 16 17 18 19 8 9 10 11 12 13 2 3 4 5 6 7 1 A B C D E C270 C258 R221 R220 C279 C278 C260 C259 C106 R714 R703 R122 R223 D701 D731 D730 C845 R582 R545 C203 C202 C201 C204 C205 C206 C276 R222 C280 Q102 R130 Q103 R713 R132 R133 R131 C152 R716 R715 L820 L810 U503 C531 R581 C516 C517 R544 R543 R542 R510 R508 MODEL LD803H DATE...

Page 16: ...233 C818 C836 C835 C232 C231 C220 L202 L201 C217 C224 C225 C234 C223 C222 R201 C227 C226 C218 C265 C264 C239 C240 R240 R239 R825 C236 C235 L204 L203 C237 C233 R202 C228 C273 C269 C275 C514 R511 C515 R524 C257 C238 C274 C272 C505 C504 R513 R512 C506 C507 R525 R526 R527 C823 C827 C829 R535 R539 C519 R564 R537 R538 R536 C508 R505 R580 R531 C832 C824 R831 C826 C830 R826 R534 R518 C520 R516 C513 C833 R...

Page 17: ...3 POWER BOARD Component Side 4 POWER BOARD Solder Side ...

Page 18: ...5 CONT A G R4 R6 P N 6870T495C11 C21 SW7 SW6 SW5 SW4 R5 R7 R3 SW3 SW2 SW1 J1 A G C1 C2 ...

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

Page 20: ...K COVER ASSEMBLY 3808TKL030A TILT SWIVEL ASSEMBLY PWB PCB ASSEMBLY SUB LD803H CONTROL TOTAL BRAND CONNECTOR ASSEMBLY 30P H H 100MM UL20276 PANEL LINK LB886F INVERTER ASSEMBLY ALPS KUBNKM045A 6 LAMPS 18 DELL METAL ASSEMBLY FRAME MAIN LB886F MAIN TOTAL ASSEMBLY LD803H BRAND CL 29 PWB PCB ASSEMBLY POWER LD803H POWER TOTAL BRAND SHIELD REAR LB886F METAL REAR LB800H CABLE D SUB UL 2990 9C 7 5 DT 1870MM...

Page 21: ...P B Y5P C272 0CH3104K566 0 1UF 50V K X 2012 R TP C273 0CH3103K516 10000PF 50V K B 2012 R TP C274 0CH3103K516 10000PF 50V K B 2012 R TP C275 0CH3104K566 0 1UF 50V K X 2012 R TP C276 0CH3103K516 10000PF 50V K B 2012 R TP C278 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C279 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C280 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C301 0CK103CK51A 0 01UF 1608 50V 10 R TP B Y5P C3...

Page 22: ...MOTOROLA SOT23 30 D504 0DS301109AA MMBD301LT1 TP MOTOROLA SOT23 30 DATE 2002 05 14 S AL LOC NO PART NO DESCRIPTION SPECIFICATION D701 0DS226009AA KDS226 TP KEC SOT 23 80V 300MA D702 0DS226009AA KDS226 TP KEC SOT 23 80V 300MA D703 0DS226009AA KDS226 TP KEC SOT 23 80V 300MA D704 0DS226009AA KDS226 TP KEC SOT 23 80V 300MA D730 0DS226009AA KDS226 TP KEC SOT 23 80V 300MA D731 0DS226009AA KDS226 TP KEC ...

Page 23: ...T NO DESCRIPTION SPECIFICATION R401 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R402 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R404 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R405 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R406 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R501 0RJ1004D677 1000000 OHM 1 10 W 5 1608 R TP R502 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R505 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R508 0RJ4700D677 ...

Page 24: ... 1 16 W 5 3215 R TP CHI RA234 0RHZTCZ001A 100 OHM 1 16 W 5 3215 R TP CHI RA235 0RHZTCZ001A 100 OHM 1 16 W 5 3215 R TP CHI RA236 0RHZTCZ001A 100 OHM 1 16 W 5 3215 R TP CHI RA237 0RHZTCZ001A 100 OHM 1 16 W 5 3215 R TP CHI DATE 2002 05 14 S AL LOC NO PART NO DESCRIPTION SPECIFICATION RA238 0RHZTCZ001A 100 OHM 1 16 W 5 3215 R TP CHI RA239 0RHZTCZ001A 100 OHM 1 16 W 5 3215 R TP CHI RA240 0RHZTCZ001A 10...

Page 25: ...4CK56A 0 1UF 1608 50V 10 R TP X7R LED1 0DLLT0148AA LITEON LTST C195KGJSKT R TP GRE R1 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R2 0RJ4701D677 4 7K OHM 1 10 W 5 1608 R TP R3 0RJ8200D677 820 OHM 1 10 W 5 1608 R TP R4 0RJ8200D677 820 OHM 1 10 W 5 1608 R TP R5 0RJ1501D677 1 5K OHM 1 10 W 5 1608 R TP R6 0RJ1501D677 1 5K OHM 1 10 W 5 1608 R TP R7 0RJ2201D677 2200 OHM 1 10 W 5 1608 R TP R8 0RJ2201D677 220...

Page 26: ...verter Frame Rate Conversion Control Zoom Shrink Filter Gamma Control Panel I F 48 bits Output Control Output Data Path Timing Control Brightness Contrast Hue Saturation TMDS RX Video YUV 8 bits Digital TMDS Input FUNCTIONAL BLOCK DIAGRAM Frame Buffer SDRAM SGRAM Output to LCD OSC or XTAL Micro controller Video Decoder Anolog RGB Composite S Video DVI gm5020 SYSTEM BLOCK DIAGRAM ...

Page 27: ...S BUFFERS COLUMN DECODERS START STOP LOGIC XDEC DATA IN STORAGE HIGH VOLTAGE TIMING 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 po...

Page 28: ... 28 ...

Page 29: ... 29 ...

Page 30: ... 30 ...

Page 31: ... 31 ...

Page 32: ... 32 ...

Page 33: ... 33 ...

Page 34: ... 34 ...

Page 35: ... 35 ...

Search results

Summary of Contents for UltraSharp 1800FP

Reviews:

Related manuals for UltraSharp 1800FP

Brands by name

Popular brands

Dell UltraSharp 1800FP, Service Manual

Search results

Summary of Contents for UltraSharp 1800FP

Reviews:

Related manuals for UltraSharp 1800FP

Brands by name

Popular brands