OMICROM FT
21 September 1998
SERVICE MANUAL
5.55
Date:
June 8, 1998
Sheet
2
of
6
Size
Document Number
REV
B
PLAC19_2.SCH
Title
MICROPROCESADOR
PLAC19 - 06/04/98 Rev. 02
C22
WE\
C11
100nF
+5Vg
A15
A14
A12
A13
A8
A9
A11
WE\
CSRAM
OE\
CSROM
C22
C21
C23
C24
I1
1
I2
2
I3
3
I4
4
I5
5
I6
6
I7
7
I8
8
I9
9
I10
11
O1
19
O2
18
O3
17
O4
16
O5
15
O6
14
O7
13
O8
12
VCC
20
GND
10
U3
PALCE16V8
P
U
E
R
T
O
A
PA3
PA4
PA6
PA7
PA0
PA2
C13
C14
C16
C17
C20
C18
+5Vg
1
7
R2F
10K
J3
+5Vg
+5Vg
1
5
R2D
10K
OUT
1
VDD
2
VSS
3
U1
MC34064P
1
G1
C7
15pF
C8
15pF
J4
+5Vg
1
6
R2E
10K
MISO
P
U
E
R
T
O
D
MOSIa
SCKa
PD2
PD3
PD4
PD5a
C9
C10
C11
C12
CSCDA
C18
100nF
C3
C2
C25
+5Vg
A
[
0
.
.
1
5
]
A8
A0
A1
A2
A3
A4
A5
A6
A7
A10
D0
D1
D2
D3
D4
D5
D6
D7
VCC
28
DQ0
11
DQ1
12
DQ2
13
DQ3
15
DQ4
16
DQ5
17
DQ6
18
DQ7
19
G
22
VSS
14
W
27
A0
10
A1
9
A2
8
A3
7
A4
6
A5
5
A6
4
A7
3
A8
25
A9
24
A10
21
A11
23
A12
2
A13
26
A14
1
E
20
U5
SRAM 32Kx8
C21
C23
CSRAM
OE\
C10
100nF
A0
A1
A9
A10
A11
A12
A13
A14
+5Vg
C1
D0
D1
D0
3
D1
4
D2
7
D3
8
D4
13
D5
14
D6
17
D7
18
Q0
2
Q1
5
Q2
6
Q3
9
Q4
12
Q5
15
Q6
16
Q7
19
V
C
C
2
0
G
N
D
1
0
L
E
1
1
O
E
1
U4
74HC373
CONV. A/D
PE0
C9
1uF
+5Vg
R3
1K
RELOJ
X1
12MHz
C
4
R4
10M
RESET
C6
+5Vg
C6
47nF
1
3
R2B
10K
D0
D1
D2
D3
D4
D5
D6
C5
1
4
R2C
10K
C
3
XTAL
8
PC0
9
PC1
10
PC2
11
PC3
12
PC4
13
PC5
14
PC6
15
PC7
16
RESET
17
P
D
1
2
1
P
D
2
2
2
P
D
3
2
3
P
D
4
2
4
P
D
5
2
5
P
A
7
2
7
P
A
6
2
8
P
A
5
2
9
P
A
4
3
0
P
A
3
3
1
P
A
2
3
2
P
A
1
3
3
PE5
46
PE1
45
PE4
44
PE0
43
A8
42
A9
41
A10
40
A11
39
A12
38
A13
37
A14
36
A15
35
PA0
34
E
X
T
A
L
7
R
/
W
6
E
5
A
S
4
M
O
D
A
3
M
O
D
B
2
G
N
D
1
V
R
H
5
2
V
R
L
5
1
P
E
7
5
0
P
E
3
4
9
P
E
6
4
8
P
E
2
4
7
XIRQ
18
IRQ
19
PD0
20
V
D
D
2
6
U2
68HC11
C
1
C
2
PE0
D2
D3
D4
D5
D6
D7
A8
A9
A10
A11
A2
A3
A4
A5
A6
A7
A8
A9
A10
A0
A1
A2
A3
A4
A5
A6
A7
D0
D1
D2
D3
D4
D5
D6
D7
+5Vg
A0
10
A1
9
A2
8
A3
7
A4
6
A5
5
A6
4
A7
3
A8
25
A9
24
A10
21
A11
23
A12
2
A13
26
A14
27
A15
1
CE
20
OE
22
O0
11
O1
12
O2
13
O3
15
O4
16
O5
17
O6
18
O7
19
VCC
28
GND
14
U6
EPROM 64Kx8
C12
100nF
ADRESS BUS
C
S
R
O
M
A12
A13
A14
A15
A11
A12
A13
A14
A15
C
2
1
C
2
4
D
[
0
.
.
7
]
C13
1uF
C14
100nF
C20
C
1
9
+5Vg
C
1
3
C
1
4
C
1
5
C
1
6
C
1
7
C
1
8
C
1
0
C
1
1
C
1
2
C4
C5
C
6
C7
C
8
C
9
D7
C
O
M
U
N
I
C
A
C
I
O
N
PA5a
RXDa
TXDa
D[0..7]
C
1
5
C
7
C
8
1
2
R2A
10K
DATA BUS
+5Vg
BIT 8(LSB)
1
BIT 6
3
BIT 5
4
BIT 4
5
BIT 3
6
BIT 2
7
BIT 1(MSB)
8
VOUT
16
VOUT SENSE A
15
VOUT SENSE B
14
CS
10
CE
9
BIT 7
2
VCC
11
GND
12
GND
13
U7
AD557
D[0..7]
D0
D1
D2
D3
D4
D5
D
[
0
.
.
7
]
VEXC
+5Vg
1
PT1
C
2
5
CSCDA
C17
100nF
D6
D7
Содержание Omicrom FT
Страница 3: ......
Страница 17: ...OMICROM FT SERVICE MANUAL 21 September 1998 2 10 ...
Страница 37: ...OMICROM FT SERVICE MANUAL 21 September 1998 3 10 ...
Страница 54: ...OMICROM FT SERVICE MANUAL 21 September 1998 5 6 5 2 2 P000PLAC01 Part list ...
Страница 57: ...OMICROM FT SERVICE MANUAL 21 September 1998 5 9 5 2 3 P000PLAC04 Part list ...
Страница 59: ...OMICROM FT SERVICE MANUAL 21 September 1998 5 11 5 2 4 P000PLAC05 Part list ...
Страница 61: ...OMICROM FT SERVICE MANUAL 21 September 1998 5 13 5 2 5 P000PLAC07 Part list Component side Solder side ...
Страница 63: ...OMICROM FT SERVICE MANUAL 21 September 1998 5 15 5 2 6 P000PLAC10 Part list ...
Страница 66: ...OMICROM FT SERVICE MANUAL 21 September 1998 5 18 5 2 7 P000PLAC14 Part list ...
Страница 69: ...OMICROM FT SERVICE MANUAL 21 September 1998 5 21 5 2 9 P000PLAC19 Part list ...
Страница 72: ...OMICROM FT SERVICE MANUAL 21 September 1998 5 24 5 2 10 P000PLAC20 Part list ...
Страница 76: ...OMICROM FT 21 September 1998 SERVICE MANUAL 5 28 5 3 1 P000PLAC01 Schematics ...
Страница 82: ...OMICROM FT 21 September 1998 SERVICE MANUAL 5 34 5 3 2 P000PLAC04 Schematics ...
Страница 85: ...OMICROM FT 21 September 1998 SERVICE MANUAL 5 37 5 3 3 P000PLAC05 Schematics ...
Страница 87: ...OMICROM FT 21 September 1998 SERVICE MANUAL 5 39 5 3 4 P000PLAC07 Schematics ...
Страница 90: ...OMICROM FT 21 September 1998 SERVICE MANUAL 5 42 5 3 5 P000PLAC10 Schematics ...
Страница 95: ...OMICROM FT 21 September 1998 SERVICE MANUAL 5 47 5 3 6 P000PLAC14 Schematics ...
Страница 99: ...OMICROM FT 21 September 1998 SERVICE MANUAL 5 51 5 3 7 P000PLAC15 Schematics ...
Страница 101: ...OMICROM FT 21 September 1998 SERVICE MANUAL 5 53 5 3 8 P000PLAC19 Schematics ...
Страница 108: ...OMICROM FT 21 September 1998 SERVICE MANUAL 5 60 5 3 9 P000PLAC20 Schematics ...
Страница 116: ...OMICROM FT 21 September 1998 SERVICE MANUAL 5 68 ...