Dip Switch Read Circuit - Epson TM-U200 series Technical Manual

C o n fid e n tia l
The +24 V drawer power supply is supplied via the regulator IC (U2), which cuts off the supply
in case of excessive current.
DKD
CN2
1
FG
2
DKD 1P
3
DKD SW
4
+24V
{24V
5
DKD 2P
6
SG

DIP switch read circuit

There are 8 switches in DIP switch bank 1 and 2 switches in DIP switch bank 2 that are status-
readable switches. Each signal is input to the CPU. The signal is read as LOW when the switch is
on, and HIGH when the switch is off.
Rev. A
QM5
9
7
5
3
U2
VI VO
G
N
+
D
C45
DC 24-30V IN
Figure 2-23 Drawer kick-out drive circuit
TM-U200 Series (Type B) Technical Manual
+5V {5 V
D8
Q29
1
D8
8
R47
6
4
2
D46
R48
1
0
D2
+
C16
Mechanism Configuration and Operating Principles 2-23
Q30
+5V
{5 V
R13
R28
Q34
C39
U5
62
P32
63
P33
+5V
{5 V
10
P63