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Chapter 5: Communication Interface A794 Owner’s Guide
March 199938
Cash Drawer Connector
The following illustration shows the pinouts for the cash drawer connector.
Pin 1 Pin 6
The following table shows the pinouts for the cash drawer. The connector can support
two cash drawers with a Y cable, and is located at the rear of the printer.
Pin Number Cash Drawer Connector
1 Frame Ground
2 Drawer 1 Driver
3 Status Switch +
4 +24 VDC
5 Drawer 2 Driver
6 Status Switch -
RS-232C Settings
The printer supports the standard RS-232C settings:
Baud Rate
1200, 2400, 4800, 9600, 19.2 K, 38.4 K, 57.6 K, 115.2 K
Parity
Parity Enabled, Parity Disabled, Even Parity, Odd Parity
Flow Control Method
XON/XOFF, DTR/DSR
Data Reception Errors
Print “?” for Data Errors, Ignore Data Errors
Generally the printer is shipped with all the RS-232C parameters pre-set at the factory.
If you need to change any of these settings, you can do so using the configuration menu
feature.
This feature prints instructions on the receipt for changing the RS-232C settings (in
addition to other settings).
For more information about See this section
Changing the RS-232C settings
through the configuration menu
“Diagnostics and Configuration”
in the A794 Service Guide