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PCB-MAIN DIGITAL2 (3/4)
1
2
3
L413
SW
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
46
PCB-MAIN A/D (3/5) ................ 28-29
46 → 42
C4Y0
R4D0
C4Z1
L419
IC415
R4F0
46 → 28
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
S700
R4F1
46 → 38
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
4
5
6
7
8
9
10
JP4
IC417
R4B1
R4B2
C4Z4
Q402
C4Z2
IC414
46 → 35
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
3
4
5
6
7
8
9
R4E0
R4E1
10
11
12
13
14
46 → 40
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