Dell-LCD-Monitor-1503FP-Service

Dell-LCD-Monitor-1503FP-Service
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
9 Schematic Diagrams
MENU_KEY
AUTO_KEY
SEL_KEY
MINUS_KEY
PLUS_KEY
DOWN_KEY
UP_KEY
9-1 Scaler Part Schematic Diagram
AVDD_3.3 AVDD_2.5
DVDD_2.5
DVDD_3.3
12 R301, R302
DVDD_3.3
DBR(7:0)
12
13
Rx2+
Rx2Rx1+
Rx1Rx0+
Rx0RxC+
RxC-
14
DBG(7:0)
13 R303, R304
15
AVDD_3.3
DBB(7:0)
DCLK
DHS
DVS
DEN
BLU+
DAR(7:0)
GRN+
RED+
14 R305, R306
A_H*V_SYNC
A_V_SYNC
DAG(7:0)
PVDD_3.3
DAB(7:0)
15 R307, R308
DDDC_SCL
DDDC_SDA
HCLK
HFS
DVDD_3.3
DVDD_3.3
*IRQ
*IRQIN
*RESET
FSADDR(13:0)
FSADDR(13:0)
DVDD_2.5
+2.5V_D
+3.3V_D
+3.3V_A
1503FP
DVDD_3.3
AVDD_3.3
+3.3V_P
+2.5V_A
AVDD_2.5
PVDD_3.3
9-1
9 Schematic Diagrams
9-2 MCU Part Schematic Diagram
+5V_M
*IRQ
HFS
HCLK
HDATA(3:0)
D(7:0)
A(16)
RESET
RXD
ALE
*PSEN
TXD
PWR_SW
SDA
SCL
A(15:8)
CHK_DSUB
CHK_DVI
*RESET
RESET
+5V_M
+5V_M
A(15)
A(16)
BANK
A(15)
+5V_M
BANK
+5V_M
+5V
9-2
+5V_M
1503FP
9 Schematic Diagrams
9-3 LCD Output Part Schematic Diagram
LVDS_3.3
9
8 IC401 #45, 46
1 IC401 #31
9 IC401 #47, 48
2 IC401 #30
PANEL_3.3
8
DAR(7:0)
7
6
DAG(7:0)
3 IC401 #28
5
DAB(7:0)
1
4
DHS
DVS
4 IC401 #27
3
2
DEN
DCLK
LVDS_EN
PANEL_3.3
5 IC401 #37, 38
6 IC401 #39, 40
7 IC401 #41, 42
1503FP
9-3
9 Schematic Diagrams
9-4 Video Input Part Schematic Diagram
10 IC510 #4
RED+
GRN+
BLU+
A_H*V_SYNC
A_V_SYNC
Rx2+
Rx2Rx1+
Rx1Rx0+
Rx0RxC+
RxC-
11
11 R211
+5V
ADDC_DATA
ADDC_CLK
CHK_DVI
+5V
DDDC_SCL
DDDC_SDA
10
CHK_DSUB
+5V
BRIGHT
LVDS_EN
PANEL_EN
D_LED
A_LED
LED_RED
LED_GRN
BKLT_EN
+5V
Power Function
+5V
SEL_KEY
AUTO_KEY
PWR_SW
A_LED
D_LED
LED_RED
Menu Function
DOWN_KEY
MENU_KEY
PLUS_KEY
MINUS_KEY
UP_KEY
LED_GRN
9-4
1503FP
9 Schematic Diagrams
9-5 Power Part Schematic Diagram
+12V_INV
+12V
+5V
+12V
+12V
+5V
+3.3V_P
+5V
+2.5V_A
+3.3V_D
+3.3V_A
+2.5V_D
+3.3V
LVDS_3.3
PANEL_3.3
LVDS_EN
PANEL_EN
1503FP
9-5
9 Schematic Diagrams
9-6 Function Part Schematic Diagram
9-6
1503FP
Samsung Electronics Co., Ltd. November 2000
Printed in Korea
P/N :BN68-00175B-01
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