TP820 User’s Manual
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5.2.4 Ethernet Interface
5.2.5 Cash Drawer Interface
The cash drawer interface on the back of the printer uses the RJ-11 connector, which is shown
below.
Table A-3: Cash drawer connector Pin assignments
Pin number
Signal
Direction
1 Frame
GND ---
2
Cash Drawer kick-out drive signal
OUT
3
Cash Drawer Open/closed signal
IN
Fig 5-7 Cash drawer connector
1 6
Fig 5-4 TP820 connecting with 9-Pin PC
Printer 9-Pin connector
Host 9-Pin connector
Printer 9PIN connector
Host 25PIN connector
Fig 5-5 TP820 connecting with 25-Pin PC
Fig 5-6 Ethernet interface
