Oki Pos 441 - Manual (Page 37)

–  –
Modular plug
Pin
No. Signal
name
Function I/O
direction
 FG Frame ground —
 DRD Drive signal  OUT
 +4V Drive power OUT
4 +4V Drive power OUT
5 DRD Drive signal  OUT
6 DRSNS Sense signal IN
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
Drive circuit
The recommended drive unit is shown below.
Drive Output: 4V, Max. .0A
TR, TR:
Transistor SD66 or equivalent
R=0k W
R=k W
Reference
2SD 1866 Circuit Configuration
1
6
Wire lead
Modular plug: MOLEX 90075-
0007, AMP641337, or FCI B-66-4
Shield
User side
6 1
1
2
3
4
5
6
F.G
D1
D2
TR1
TR2
TR3
R2
+24V 7824
R1
+5V
R3
1/4W
M-GND
M-GND
L1
L2
6-P Modular
jack connector
With shield
Peripheral unit
Peripheral
unit 2
Compulsion
switch
Frame
ground
Printer side
E
C
R3 R4
B