Acer AT1921 - Page 58

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
VO-
VO+
CH+
CH-
MENU
SOURCE
LED_G
LED_R
VO- VO+ CH+ CH- PW_KEY SOURCE MENULED_GLED_R IR
VO-
VO+
MENU
CH+
PW_KEY
SOURCE
CH-
LED_G
LED_R
LED_R
LED_G
SB33B
SB33B
SB33B
DV33A
5VSB
5VSB5VSB 5VSB 5VSB 5VSB 5VSB 5VSB 5VSB 5VSB 5VSB
PW_KEY 4,7
FCLK_GPIO4
ERO1_UP3_14
ADC_IN14
IR4,7
Title
Size Document Number Rev
Date: Sheet
of
<Doc>
C3B
ADC KEYPAD & IR
Custom
14 14Tuesday, May 29, 2007
PROJECT :E9T-PV
MTK ADC 0V~2.8V
2.49V
2.2V
1.59V
1.1V
0.58V
0.22V
CN4
4501-04-05P-R
1
2
3
4
5
L60 Bead_121_4A/8
D54
BAV99L/NC
2
3
1
L67 FB/6
C194
20pF/6
R281
6k/6
L61
Bead_121_4A/8
L74 FB/6
R278
1k/6
D57
BAV99L
2
3
1
R282
9.1k/6
C192
0.1uF/6/NC
L62 Bead_121_4A/8
R275
6.8k/6
C250
NC/10pF
R285
0R/6
L71 FB/6
C193
0.1uF/6/NC
C252
NC/10pF
Q23
2N3906
2
13
C255
NC/10pF
C191
0.1uF/6/NC
R276
10k/6
C187
0.1uF/6/NC
R413 1AFUSE/6
L68 FB/6
R279
2k/6
Q24
2N3906
2
13
D53
BAV99L
2
3
1
D55
BAV99L/NC
2
3
1
D58
BAV99L/NC
2
3
1
R334
10k/6
J1
HEADER 10pin (2mm)
1
2
3
4
5
6
7
8
9
10
C257
NC/10pF
C188
0.1uF/6/NC
C186
20pF/6
CB92
0.1uF/6
R391
47K/6/NC
L72 FB/6
L66 FB/6
R280
3k/6
C234
0.1uF/6
C190
0.1uF/6/NC
C253
NC/10pF
R283
10k/6
D60
BAV99L/NC
2
3
1
R277
510R/6
L69 FB/6
C249
NC/10pF
D56
BAV99L/NC
2
3
1
R289
100R/6
R286
0R/6
C248
NC/10pF
C256
NC/10pF
C251
NC/10pF
L73 FB/6
D52
BAV99L/NC
2
3
1
R288
330R/6
L63 Bead_121_4A/8
D51
BAV99L/NC
2
3
1
D59
BAV99L/NC
2
3
1
L70 FB/6
C254
0.1upF/6