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Summary of Contents for Dell 1503FP
- Page 1 TFT-LCD MONITOR 1503FP SERVICE Manual TFT-LCD MONITOR CONTENTS 1. Precautions 2. Product Specifications 3. Disassembly & Reassembly 4. Troubleshooting 5. Exploded View & Parts List 6. Electrical Parts List 7. Block Diagram 8. Wiring Diagram 9. Schematic Diagrams...
- Page 2 Rx0- RxC+ RxC- AVDD_3.3 DBB(7:0) DCLK BLU+ GRN+ DAR(7:0) RED+ R305, R306 A_H*V_SYNC A_V_SYNC DAG(7:0) PVDD_3.3 DAB(7:0) R307, R308 DDDC_SCL DDDC_SDA HCLK DVDD_3.3 DVDD_3.3 *IRQ *IRQIN FSADDR(13:0) *RESET FSADDR(13:0) DVDD_2.5 +2.5V_D +2.5V_A +3.3V_D DVDD_3.3 AVDD_2.5 +3.3V_A +3.3V_P AVDD_3.3 PVDD_3.3 1503FP...
- Page 3 9 Schematic Diagrams 9-2 MCU Part Schematic Diagram +5V_M *IRQ HCLK HDATA(3:0) D(7:0) A(16) RESET *PSEN PWR_SW A(15:8) CHK_DSUB CHK_DVI *RESET RESET +5V_M +5V_M A(15) A(16) BANK +5V_M BANK +5V_M +5V_M 1503FP...
- Page 4 9 Schematic Diagrams 9-3 LCD Output Part Schematic Diagram LVDS_3.3 IC401 #45, 46 IC401 #31 IC401 #30 IC401 #47, 48 PANEL_3.3 DAR(7:0) DAG(7:0) IC401 #28 DAB(7:0) IC401 #27 DCLK LVDS_EN IC401 #37, 38 PANEL_3.3 IC401 #39, 40 IC401 #41, 42 1503FP...
- Page 5 Rx2+ Rx2- R211 Rx1+ Rx1- Rx0+ Rx0- RxC+ RxC- ADDC_DATA CHK_DVI ADDC_CLK DDDC_SCL DDDC_SDA CHK_DSUB BRIGHT LVDS_EN PANEL_EN D_LED A_LED LED_RED LED_GRN BKLT_EN Power Function SEL_KEY Menu Function AUTO_KEY PWR_SW DOWN_KEY MENU_KEY A_LED PLUS_KEY D_LED MINUS_KEY UP_KEY LED_RED LED_GRN 1503FP...
- Page 6 9 Schematic Diagrams 9-5 Power Part Schematic Diagram +12V_INV +12V +12V +12V +3.3V_P +2.5V_A +3.3V_D +2.5V_D +3.3V_A +3.3V LVDS_3.3 PANEL_3.3 LVDS_EN PANEL_EN 1503FP...
- Page 7 9 Schematic Diagrams 9-6 Function Part Schematic Diagram 1503FP...
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