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14. 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
+24 V
4
+24 V
5
DRD2
6
DRSNS
Drive circuit
The recommended drive unit is shown below.
6-P Modular
jack connector
Function
direction
Frame ground
Drive signal 1
OUT
Drive power
OUT
Drive power
OUT
Drive signal 2
OUT
Sense signal
Peripheral drive connector
F.G
TR1
M-GND
TR2
6 1
M-GND
TR3
Modular plug
I/O
Modular plug: MOLEX 90075-0007,
AMP641337, or BURNDY B-66-4
—
IN
1
2
D1
3
+24 V
7824
4
D2
5
+5 V
R1
6
R2
Printer side
– 53 –
Separated Ground wire connected to shield
(Europe only).
With shield
Peripheral unit
L1
R3
4.7 kΩ
L2
1/4 W
Peripheral
unit 2
Compulsion
switch
Frame
ground
User side
Shield
Wire lead
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