Star Micronics TUP400 Series, Technical Manual

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7. RS-232C Interface Board (Ver. 1)
7-1. Circuit Diagram
CN3
TXD
RXD
CTS DTR
RCH
MP-DTR MP-TXD
RTS
FAULT
GND GND
F-GND
MOUNT-HOLE
2 3 5
20 11 16 15
4
14
7
13
1 0
L5 L8 L4 L1 L9
DBLD-J255AF-21L91
B-01R
×
9
L3 L7 L6 L2
R2 3.3K
D2 D1
R4 3.3K
DCB010
×
2
+
+
+
+
JP6
VCC
C4 0.1U
V+
C2 1U 50V C6 1U 50V
3 2
16
14 13
8 7 1
11 12
9
10
4 5 6
15
D1O R1I R2I D2O C1+
D1I
R1O R2O
D2I
C2+
C1– V+
C2–
V–
IC1
GND
HD151232FP
C1 1U 50V C5 1U 50V
V–
JP5
JP4 JP3 JP2 JP1
V+
TR2 C3875 TR4 A1179
R5 33K
VCC
R3 1K
TR3 FN1A4P
R1 10K
TR5 FA1A4P
TR1 FA1A4P
CN2
PSW
PEXT 1 PEXT 2
VEXT VEXT
F-GND
MOUNT-HOLE
52065-6645
6 2 5 3 4 1 0
CN1 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20
B1 B2 B3 B4 B5 B6 B7 B8 B9
B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20
VVR DIN1 DIN3 DIN5 DIN7 GND VCC /DIEN GND RXD ID0 ID2 GND PEXT 1 VEXT
VCC
GND DIN2 DIN4 DIN6 DIN8 GND VCC /FAULT DTR GND TXD CTS ID1 GND PSWIN PEXT 2 VEXT
VCC
PHEC40P-R111
DSW1 KSS-08
87654321 9
1 0
1 1
1 2
1 3
1 4
1 5
1 6
1
VCC
2
C3 220U 6.3V
+
VR1 EVN-D2A-10K
V–
VCC
VCC
3 1