Keypad Board - IBM L150 Service Manual

6.3 KeyPad Board

R356
4.7K 1/16W
BKLT_EN
PBIAS
C354
0.1uF/16V 0.1uF/16V
LED_GRN
LED_ORANGE
R622 R623
10K 1/16W 10K
R354 4.7K 1/16W
GPIO8
4 RP6 5
GPIO3
3 6
GPIO6
2 7
GPIO7
1 8
GPIO2
4.7K 1/16W
+5V +3.3V +2.5V
C358
C360
+
C364 C365 C366 +
470uF/16V 0.1uF/16V
0.1uF/16V 470uF/16V
GND
U106F
74LVC14A
R351
13 12
220 1/16W
R350
11 10
220 1/16W
U106E
74LVC14A
+3.3V
R624 R625
R626
1/16W 10K 1/16W 10K 1/16W
10K 1/16W
GND
KEY_AUTO
KEY_MENU
KEY_LEFT
KEY_RIGHT
LCD_ONOFF
+12V +2.5V +3.3V
CN504
1 2
3 4
5 6
7 8
9 10
11 12
C362
C363
CONN 0.1uF/16V 0.1uF/16V
0.1uF/16V
GND
LED_GRN#
5
R359
1K 1/16W
LED_ORG#
AGND
C527
EAR_L
OUT_L
0.001uF
C534 C532
0.001uF 0.001uF
27
+5V
R358
+5V 1K 1/16W
R357
10K 1/16W
PWM0
C359 + C367 C353
C361 0.1uF/16V 470uF/16V 1uF
+3.3V
C368
0.1uF/16V
AGND
6 9 8
U106C U106D
74LVC14A R360 74LVC14A
1K 1/16W
AGND
AGND
CN503
LED_GRN# 1 2 LED_ORG#
KEY_AUTO 3 4 KEY_MENU
KEY_RIGHT 5 6 KEY_LEFT
LCD_ONOFF 7 8
9 10
11 12
13 14
CONN
C530 C528
0.001uF 0.001uF
GND
715L-1039-A
Title
PANEL POWER
Size Document Number
B gm5115
Date: 星期六, 十二月 07, 2002
IBM 15" Service Manual
EAR_R
OUT_R
C529 C531 C533
0.001uF 0.001uF 0.001uF
GND
Sheet 6 of 6
Rev
A