Dell E157FPc Service Manual page 31

15" LCD Color Monitor
R459 47K
LED_G
(3) LED_G
KEY_AUTO
R461 220
KEY_RIGHT
R463 220
KEY_ONOFF
R465 220
10K
(3) LBADC1
(3) LBADC2
(3) POWER_ON
+3.3V_VDD
R457
100 1/16W
1/16W
Q401
PMBS3904
LED_GREEN
1/16W
1/16W
1/16W
C454
0.1uF/16V
GND GND
+3.3V_VDD
R466 R467
1/16W 10K 1/16W
CN403
CONN
LED_ORANGE
C455 GND
0.1uF/16V C456 C457
0.1uF/16V 0.1uF/16V
GND GND
R468
10K 1/16W
R469 30K 1/16W
R470 22K 1/16W
R472 30K 1/16W
R471 22K 1/16W
R474 4.7K 1/16W
Title
Size
A
Date:
31
+3.3V_VDD
R458
100 1/16W
R460
LED_O
Q403 47K 1/16W
PMBS3904
KEY_MENU
R462 220 1/16W
KEY_LEFT
R464 220 1/16W
+3.3V_VDD
C458
0.1uF/16V
GND
KEY_MENU
KEY_RIGHT
KEY_LEFT
KEY_AUTO
KEY_ONOFF
KEYPAD
Document Number
Wednesday, June 29, 2005 Sheet
Dell E157FPc
LED_O (3)
Rev
D
4 of 6