Precisa 300 SCS series, Service Manual

Page: 142 / 222

PAG OERLIKON AG
SERIES-300 S / SCS / SIP
MAIN BOARD 300-7218-010
HAUPTPRINT 300-7218-010
10
S2 7X2
4 9
Coil
NTC 330K
CONTROLLER
+15V
R11
270K
C14
0.47uF
R6
100K
R106 150
+15V
Q2
BD680
+15V
C102 3n3
R108
4K7
3 2
1
8 4
IC2A
LM1458
R102
1K
C12 1n8
5 6
7
IC1B LM358
R14
P10K
C13
0.1uF
R8
220K
R7
33K
3 2
1
8 4
IC1A
LM358
R12 270K
GND
R13 220
VCC
7 3 1 8
BPX48 SFH401/3
2 14 13
GND GND
6 5
7 IC2B
LM1458
-15V
R10 1K
R9 220K
GND
GND
C99
1n8
R107 10K
GND
GND
R103
1K
R104
10K
R105
150
R109
10K
R110
820
GND
GND
-15V
Q1 BD679
C101
3n3
R51 56K
-15V
C34 3n3
I O 6
I O 1
GND
VCC
A0
1
A1
2
A2
3
RC
7
SCL
6
SDA
5
U13 PCB8582
VCC GND VCC
GND
VCC
3 2
1
8 4
IC4A LM393N
R22
270K
R23
10K
C18
0.01uF
R19 10K
T2
BC337
R20 10K R21 4K7
IO5
14
13
IC3F
12
11
1 5
IC3E
74HC368
MF-PL MF-CLK
IO[0..7]
IO[0..7]
CS[0..7]
D[0..7]
C S 1
C S 5
C S 1
3 X 4K7
CS[0..7]
GND
GND
GND
R101 47K
GND
R24
10K
C15
0.1uF
5 6
7
IC4B LM393N
GND
GND
GND
R25
4K7
GATE
VCC
GND
A[0..15] A8 A9
D4
D5
D6 D7
D8 D10
1 2 3 4 5 6 7 8
16 15 14 13 12 11 10 9
DS1
A[0..15]
2
3
1
IC3A
4
5
IC3B
6
7
IC3C
R28
R29
R30
VCC
D7 D6 D5
D[0..7] MF-DATA
D4
10
9
IC3D
74HC368
D3
1N4448
D9
RET1 RET2 RET3
A10
3072182.SCH 150694
C 01.10