Casio PCR-275 User Manual Page 17

  • Download
  • Add to my manuals
  • Print
  • Page
    / 47
  • Table of contents
  • TROUBLESHOOTING
  • BOOKMARKS
  • Rated. / 5. Based on customer reviews
Page view 16
15
5-5. Display circuit
KC4
SENS1
SENS2
VP
VP
DATA
LATCH
CLOCK
Vdd
DST4
GND
GND
GND
GND
DST3
Vdd
THERMISTOR
DST1
DST2
VP
VP
nB
B
A
nA
KI2
KI1
KI10
LEDCOM0
LEDSTR
VCC
1
IN2
5
OUT2
7
IN1
4
IN3
3
IN4
2
GND
6
OUT4
10
OUT1
8
OUT3
9
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
8
4
6
9
2
3
7
1
5
3
3
2
2
7
7
6
6
1
1
4
4
8
8
5
5
P60/A16
73
P63/A19
76
P90
95
P61/A17
74
P127/RTP7
8
X2
10
P91
96
P37/(EXA)
93
P36/TI01
92
P34/TI2
90
P31/TO1
87
P30/TO0
86
P103/TI8/TO8
85
TEST/(Vpp)
94
P35/TI00
91
P92
97
P32/TO2
88
P01/INTP1
17
P05/INTP5
21
P52/A10
66
P04/INTP4
20
P03/INTP3
19
P02/INTP2/NMI
18
VSS
12
P126/RTP6
7
P102/TI7/TO7
84
P101/TI6/TO6
83
P100/TI5/TO5
82
P64/RD
77
VSS
72
P67/ASTB
80
P65/WR
78
P66/WAIT
79
AVREF0
24
AVDD
23
P122/RTP2
3
P124/RTP4
5
P84/A4
52
P44/AD4
60
P42/AD2
58
P54/A12
68
P93
98
P94
99
P40/AD0
56
P86/A6
54
P50/A8
64
P46/AD6
62
P56/A14
70
VDD
9
P95
100
P123/RTP3
4
P47/AD7
63
P45/AD5
61
P87/A7
55
P85/A5
53
P83/A3
51
P51/A9
65
P43/AD3
59
P53/A11
67
P55/A13
69
P57/A15
71
P62/A18
75
P10/ANI0
25
P33/TI1
89
P41/AD1
57
P125/RTP5
6
XT2
13
RESET
15
XT1
14
VDD
81
P24/BUZ
44
P23/PCL
43
P25/SI0/
45
P26/SO0
46
P80/A0
48
P27/SCK0
47
P82/A2
50
P81/A1
49
P22/ASCK1/SCK1
42
P21/TxD1/SO1
41
P130/ANO0
34
AVSS
33
P131/ANO1
35
AVREF1
36
P71/TxD2/SO2
38
P70/RxD2/SI2
37
P20/RxD1/SI1
40
P72/ASCK2/SCK2
39
P17/ANI7
32
P16/ANI6
31
P11/ANI1
26
P12/ANI2
27
P14/ANI4
29
P13/ANI3
28
P15/ANI5
30
P121/RTP1
2
P120/RTP0
1
X1
11
P00/INTP0
16
P06/INTP6
22
R59 10k
R56 0
R69 0
C1
16V3300uF
+
R77 10k
R54 100
C17
100p
C20
100p
IC8
LB1846M
C19
100p
CN9
MOLEX 52807-3010
C28
16V10uF
+
R72 10k
R55 10k
R73 0
R6
10k
C14
0.1u
Q11
DTC114YUA
C15
100p
C24100p
Q7
FSS133
R52 4.7k
IC4
uPD784215AGC
R68 10k
R60 0
R78 0
R7
1k
C3
16V100uF
+
C222200p
R92 0
C16
100p
VP
VP
VCC
VCC
Stepping Motor Driver IC
5-4. Printer drive circuit
LEDSA1
LEDSB1
LEDSC1
LEDSD1
LEDSE1
LEDSF1
LEDSG1
LEDSTR
LEDSA0
LEDSB0
LEDSC0
LEDSD0
LEDSE0
LEDSF0
LEDSG0
LEDDP0
LEDCOM0
LEDCOM1
LEDCOM2
LEDCOM3
LEDCOM4
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
I1
1
I2
2
I3
3
I4
4
I5
5
I6
6
I7
7
GND
8
COM
9
O7
10
O6
11
O5
12
O4
13
O3
14
O2
15
O1
16
I1
1
I2
2
I3
3
I4
4
I5
5
I6
6
I7
7
GND
8
COM
9
O7
10
O6
11
O5
12
O4
13
O3
14
O2
15
O1
16
R4
4.7k
CN1
MOLEX 52044-2145
R2
4.7k
IC1
ULN2003AFW
Q1
2SD1626
Q2
2SD1626
R3
10k
IC2
ULN2003AFW
R5
10k
VLED
VLED
Display Driver IC
Page view 16
1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 46 47

Comments to this Manuals

No comments