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8. Peripheral Unit Drive Circuit
Peripheral unit drive circuit connector only connects to peripheral units such as cash drawers, etc.
Do not connect it to a telephone.
Use cables which meet the following specifications.
Peripheral Drive Connector
Pin
Signal
No.
name
1
FG
2
DRD1
3
+24V
4
+24V
5
DRD2
6
DRSNS
Drive circuit
The recommended drive unit is shown below.
6-P Modular
jack connector
Reference
2SD 1866 Circuit Configuration
B
R3
R4
Function
direction
Frame ground
Drive signal 1
OUT
Drive power
OUT
Drive power
OUT
Drive signal 2
OUT
Sense signal
F.G
TR1
M-GND
TR2
6 1
M-GND
TR3
C
E
Modular plug
I/O
Modular plug: MOLEX 90075-
0007, AMP641337, or FCI B-66-4
—
IN
1
2
D1
3
+24V
7824
4
D2
5
+5V
R1
6
R2
Printer side
Drive Output: 24V, Max. 1.0A
TR1, TR2:
R1=10k W
R2=33k W
– 34 –
With shield
Peripheral unit
L1
R3
L2
1/4W
Peripheral
unit 2
Compulsion
switch
Frame
ground
User side
Transistor 2SD1866 or equivalent
Shield
Wire lead
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