Sam4s ER-250RF, Руководство по обслуживанию

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SAM4S ER-350 SERIES 10-3
NC
2
VCC
/RD
D(5) D(6)
A(14) A(12) A(11) A(9) A(8) A(6) A(5) A(3) A(2) A(0)
D(5) D(6) D(3) D(2) D(0)
D(6) D(7) D(3) D(4) D(0) D(1)
A(7) A(4) A(5) A(1) A(2)
RS232_TXD
TO I/F B'D
A(15) A(12) A(13) A(10) A(9)
ER-350(512K)
5
2
CN2
FIS_1M /WR
TO D25 (JUMP WIRE; A TO A)
8255_EN F/EPROM_EN DISCONNECTION
STROBE DISCONNECTION GND LATCH VCC DATA-IN
A(7) A(5) A(4) A(2) A(1)
C37
100nF
VCC
10K R27
100nF C21
30pF
C35
1 3
2
Q7
KSC945-G
VCC
1K R22
1K R24
100nF C26
D(4) D(7)
1 3
2
Q4 KSC945-G
100nF C38
100nF C40
A(13) A(10) A(7) A(4) A(1) A(14)
VBT
CE11 1uF 50V
2.2K R26
D(4) D(7) D(1)
FB4
4.7K R16
VCC
VCC
D(2) D(5)
3.6x5.0mm
FB3
VCC
ZD3
UZ3.9B
2.2K R7
30pF
C24
A(6) A(0) A(3)
RESET
4.7K R8
VCC
30pF C25
RS232_RXD
555_RESET
1K R11
VCC
3
4
6
7
9
1
2
5
8
RA3
4
.7K
A(14) A(11) A(8) AU1 BUZZER
2003-12-02
VCC
4
RESET
5
CTR
1
GND
2
TRIG
8
VCC
7
DC
3
OUT
6
TS
IC3
KA555
KSH
1.0
1
CON-BOX;2P,2.5MM,ST
STORBE
CLOCK (DISPLAY) VDISP
A(6) A(3) A(0)
27K R17
18K R18
24V
BAT1 3.6V
VBT
30pF
C34
D11 1N4148
100nF C20 NO POP
CE5 100uF 16V
CE8 100uF 16V
100nF
C45
4.7K R6
3.3K
R36
C14 100nF
4.7K R10
1 3
2
KSC945-G
Q3
VCC
C32 100nF
4 2 5 3 1
CN-BOX-5P
CN7
VCC
VDISP
VF
100nF
C10
FILM
VCC
100nF C9 FILM
2 4 5 7 8
1
3 6 9
CA1 100pF
A(2) A(3) A(0)
A(15) A(12) A(13) A(9) A(10) A(6) A(7) A(3) A(4) A(1) A(0) A(15)
F/PWR_EN
INT1
RS232_RXD
D(7) D(5) D(4) D(2) D(1)
P/FAIL TRIGGER
100nF C16
100nF C22
100nF C27
A(1)
220
R53
VBT
1K
R28
2.2K R25
1K R21
UZ3.9B INSERT (0403-000343)
100nF C41
A(14) A(2) A(5) A(8) A(11)
D10 1N4148
1K R13
4.7K R15
1 3
2
KSC945-G
Q5
1
8
4
3 2
LM393D IC2:1
6.8K R12
28V
CPU & MEMORY PART
12MHz
X2
ER-350F MAIN PCB (PGM ROM : 512K)
6 7 3 4 1 2 5 8
CN6
VCC
10K R29
RS232_TXD
D(3) D(6) D(0)
C33 100nF
9
8
IC8:4
74HCT05
47K R19
VCC
VCC
100nF
C18
7
A3
8
RD
4
A0
5
A1
2
CS
1
CS
3
CLKOUT
6
A2
9
GND
12
D1
11
D0
15
ALARM
14
D3
18
VCC
17
OSCOUT
16
OSCIN
13
D2
10
WR
IC13
RF5C15
100nF C19 NO POP
32.768KHz
X1
CE10 4.7uF 50V
D9
EK-04
3 4 6 7 9 2 5 8
1
RA2 4.7K
120 R55
CE3 10uF 50V
4.7K R14
VCC
51 R9
1
A15
2
A12
22
OE
18
D6
19
D7
3
A7
4
A6
15
D3
16
D4
6
A4
7
A3
11
D0
12
D1
9
A1
28
VCC
20
CS
5
A5
8
A2
13
D2
17
D5
26
A13
21
A10
24
A9
10
A0
14
GND
27
A14
23
A11
25
A8
27C512
IC15
11
LE
1
OE
7
6D
8
7D
14
6Q
13
7Q
4
3D
5
4D
17
3Q
16
4Q
2
1D
19
1Q
3
2D
6
5D
9
8D
20
VCC
18
2Q
15
5Q
12
8Q
10
GND
74HC573
IC12
2 4 5 7 8
1
3 6 9
100pF
CA7
2 4 5 7 8
1
3 6 9
100pF CA3
8
P1.7
17
RD
5
P1.4
6
P1.5
14
P3.4
15
P3.5
2
P1.1
3
P1.2
11
P3.1
12
INT0
27
A14
28
A15
24
A11
25
A12
21
A8
22
A9
30
ALE
9
RST
7
P1.6
16
WR
20
GND
1
P1.0
4
P1.3
26
A13
10
P3.0
13
INT1
23
A10
29
PSEN
40
VCC
18
X1
33
AD6
32
AD7
36
AD3
35
AD4
39
AD0
38
AD1
19
X2
34
AD5
37
AD2
31
EA
W78C32C
IC11
TO DISPLAY B'D
A(0:15)
D(0:7)
1
A14
14
GND
23
A11
20
CE
2
A12
25
A8
24
A9
27
WE
5
A5
17
D5
4
A6
18
D6
8
A2
13
D2
7
A3
15
D3
10
A0
11
D0
26
A13
21
A10
22
OE
3
A7
19
D7
6
A4
16
D4
9
A1
12
D1
28
VCC
KM62256
IC16