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PCB-MAIN DRIVE2 (2/4)
1
2
71
↑
72
3
C8L8
71
4
↑
5
C8Q8
R8L6
72
6
L8M1
R8L7
71
↑
7
72
1
2
3
4
5
6
7
S290U CONTENTS
PCB-BLOCK DIAGRAM (1/3) .. 18-19
PCB-BLOCK DIAGRAM (2/3) .. 20-21
PCB-BLOCK DIAGRAM (3/3) .. 22-23
PCB-MAIN A/D (1/5) ................ 24-25
PCB-MAIN A/D (2/5) ................ 26-27
72
PCB-MAIN A/D (3/5) ................ 28-29
L8L3
C8L7
C8L9
C8M0
R8L8
R8L9
8
9
10
PCB-MAIN A/D (4/5) ................ 30-31
PCB-MAIN A/D (5/5) ................ 32-33
PCB-MAIN DIGITAL1 (1/4) ...... 34-35
PCB-MAIN DIGITAL1 (2/4) ...... 36-37
PCB-MAIN DIGITAL1 (3/4) ...... 38-39
PCB-MAIN DIGITAL1 (4/4) ...... 40-41
PCB-MAIN DIGITAL2 (1/4) ...... 42-43
C8M5
C8M6
C8M4
IC8L1
R8N3
R8Q5
11
72 → 76
PCB-MAIN DIGITAL2 (2/4) ...... 44-45
PCB-MAIN DIGITAL2 (3/4) ...... 46-47
PCB-MAIN DIGITAL2 (4/4) ...... 48-49
PCB-MAIN MICON (1/4) .......... 50-51
PCB-MAIN MICON (2/4) .......... 52-53
PCB-MAIN MICON (3/4) .......... 54-55
PCB-MAIN MICON (4/4) .......... 56-57
C8Q7
R8M0
C8Q6
C8M1
R8Q2
R8M1
R8M2
R8M3
C8M2
R8M4
R8M5
R8M6
TPAGDR
12
PCB-MAIN DRIVE1 (1/6) ......... 58-59
PCB-MAIN DRIVE1 (2/6) ......... 60-61
PCB-MAIN DRIVE1 (3/6) ......... 62-63
PCB-MAIN DRIVE1 (4/6) ......... 64-65
PCB-MAIN DRIVE1 (5/6) ......... 66-67
PCB-MAIN DRIVE1 (6/6) ......... 68-69
PCB-MAIN DRIVE2 (1/4) ......... 70-71
1
2
L8L5
L8L4
TPDRG
3
13 14
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