Sharp AL-1661CS Service Manual page 199

C
5V
IC2
VCC 8
CS
NC 7
C1
SK
NC 6
0.1U
DI
GND 5
DO
IS93C46-3GR
L6
1
TPOUT+
5
CT
3
TPOUT-
16
TPIN+
12
CT
14
TPIN-
C3
C2
R2
0.01U
0.01U
200J
R29
100J
ST_LED
ST_LED 1 2
C4
0.1U
P[7:0]
C
D
8
TPTX+
TPTX- 6
TPTXC 7
TPRXC 10
TPRX+ 9
TPRX- 11
TLA-3M103LF C34 C35
0.01U 0.01U
R3
5V
820J
1 2
IC3
2 4
1
NC7S04M5X
R4
OPEN
1 2
R6
/RESET
P0
P1
P2
P3
P4
P5
P6
P7
/PACK
/PACK
PBSY
PBSY
PERR
PERR
SLCT
SLCT
/FLT
/FLT
/STB
/STB
/AFEED3
/AFEED3
/SELIN3
/SELIN3
/IT3
/IT3
DIR3 R7
DIR3
OPEN
R28
OPEN
IC45
5
Vcc
/RESET 1 6
A1 Y1
3 4
A2 Y2
C37
2
GND
OPEN
NC7WZ17
D
AL-1661CS CIRCUIT DIAGRAM 13 - 38
5V
R1
820J
/LK_LED
/LK_LED 1 2
VCC3 5V
CN1
24
24
23
23
22
22
21
0J
21
20
20
19
19
18
18
17
17
16
16
15
15
14
To MCU PWB
14
13
13
12
12
11
11
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
24FMN-SSTK-A
5V
(/RESET)
C38
0.1u
E
J1
10
9
1
2
3
10BASE-T
4
5
6
7
8
12
11
CON12
E
2/2
4
3
2
1