Star SP700 Series - Page 51

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Main Logic Board ( SP742 ) 5/5
HDB2 HDB4 HDB3 HDB6 HDB5 TH CMN HDA9 HDA2 HDA4 CMN HDA6 HDA8 HDA3 HDA7 CMN TH HDA5 HDA1 F-GND
ID0 ID1 ID2 TXD1 S-GND RXD1 CD0 CD1 CD2 CD3 CD4 CD5 CD6 CD7 I/O8 I/O9 +5V -5V ERR INIT# SEL# POUT# BUSY# ACK STB I/O10 CS# S-GND I/O0 I/O1 I/O2 I/O3 I/O4 I/O5 I/O6 I/O7 S-GND S-GND WR#(NC) RD#(NC)
CMN CMN CMN HDB7 HDB8 HDB1 HDB9
hole_1 hole_2
hole_3
hole_4
3 4 5 6 7 8 9
10 11 12 13 14
1 2
15
1 2 3 4
8 7 6 5
B1
2
C2
5
C3
7
E2
10
E1
1
B2
4
B4
8
C4
9
C1
3
B3
6
1
2
3
4
8
7
6
5
B1
2
C2
5
C3
7
E2
10
E1
1
B2
4
B4
8
C4
9
C1
3
B3
6
B3
6
B4
8
C3
7
C4
9
E2
10
2 5 9 3 8 7 1 6 4
10 11 12
1 2 3 4
8 7 6 5
1
2
3
4
8
7
6
5
1 2 3 4
8 7 6 5
1
2
3
4
8
7
6
5
B1
2
C2
5
C3
7
E2
10
E1
1
B2
4
B4
8
C4
9
C1
3
B3
6
1 2 3 4
8 7 6 5
1
2
3
4
8
7
6
5
1 2 3 4
8 7 6 5
1 2 3 4
8 7 6 5
B1
2
C2
5
C3
7
E2
10
E1
1
B2
4
B4
8
C4
9
C1
3
B3
6
A1 B1 A2 B2 A3 B3 A4 B4 A5 B5 A6 B6 A7 B7 A8 B8 A9 B9
A10 B10 A11 B11 A12 B12 A13 B13 A14 B14 A15 B15 A16 B16 A17 B17 A18 B18 A19 B19 A20 B20
1 2 3 4
8 7 6 5
1 2 3 4
8 7 6 5
CN41
HLEM15S
C82 **C
RA89 330 X 4
TP1 hole_1
TRA41 uPA1428AH
C86 **C
C87 **C
R421
0R
R419
0R_2125
RA83
N4J222
R423 0R_2125
C84 **C
TRA42
uPA1428AH
TRA21B
UPA1428AH
CN42
HLEM12S
TP2 hole_2
C88 **C
RA87 330 X 4
R415 100K
R405 10K
R401 2.2K
R412 100 R411 330 R408 330
RA84
N4J222
ZD51 BZT52-C6V2S
RA91 330 X 4
TP3 hole_3
R402 2.2K
RA82
N4J222
R418
0R
R413 100K
R404 330
C89 **C
R406 10K_F
R422 0R_2125
TRA44
uPA1428AH
TP4 hole_4
RA90 330 X 4
RA81
N4J222
RA86 330 X 4
C85 **C
RA88 330 X 4
C91 **C
R409 330 R414 100K
C81 0.022U
C83 **C
C93 **C
TRA43
uPA1428AH
C94
**C
R403 330
C92 0.022U
R420 0R_2125
R410 51
R407 100K
CN43
PHEC40R-R111
RA85 330 X 4
R416
0R_2125
RA92 330 X 4
C90 **C
R417
0R_2125
FB41 0R
VM
VDD:3.3V
M-GND
VCC
VCC
5VDRV
M-GND F-GNDA M-GND
VM
F-GNDB
F-GNDB
MHDTH
MP_HDB9 MP_HDB8 MP_HDB7 MP_HDB6 MP_HDB5 MP_HDB4 MP_HDB3 MP_HDA9 MP_HDB2 MP_HDA6 MP_HDA7 MP_HDA8 MP_HDB1 MP_HDA1 MP_HDA2 MP_HDA3 MP_HDA4 MP_HDA5
IFID2
IFTXD4 IFERR#
IFID0 IFDI0 IFDI1 IFDI2 IFID1 IFDI3 IFDI4 IFDI5 IFDI6 IFDI7
IFINT
IFSLCT
IFRXD4
IFPEND IFBUSY IFACK#
IFSTB#
IFIO8 IFIO9 IFIO0 IFIO1 IFIO2 IFIO3 IFIO4 IFIO5 IFIO6 IFIO7
IFIO10