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PCB-MAIN DIGITAL1 (3/4)
1
ADCLK/2
TPDSY
IVS
IHSZ
DSYNC
ADCLP
SD01
SDI1
SCK1
SLD1FP
SDI1DL
SCL2
SDA2
SW3.3
L2C7
SW5A
C2F7
COMP
C
Y
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
38
PCB-MAIN A/D (3/5) ................ 28-29
38 → 34
2
3
4
5
6
Q2A0
R2E1
R2E0
C2F9
IC2A1
C2G0 C2G1
C2F8
R2E2
C2H8
X2A0
L2C5
C2H9
L2C2
C2J0
C2E6
C2H3
C2H0
C2H1
C2H2
C2H6
R2G0
R2G2
R2G1
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
7
8
9
10
TPDGA
IC401
TPAGND
C2E7
C2G4
L2C3
R2G3
C2H4
R2G4
C2H5
R2G5
C2H7
C2E8
R2H0
R2G9
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
C423
TPCLP
L2C6
C2F5
C2F6
R2F1
R2F0
R2E9
R2F2
IC2A2
R2G6
C2E9
R2E3
R2E4
TP2A2
TP2A1
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
10
11
12
L2C4
C2F4
13
R2E8
14
15
16
C2F0
R2E5
17
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