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Connecting the 939I with a Script to a 9800â Printer
When using the keyboard with a script and a 9825, 9855, or 9860 printer,
the keyboard receives power from the auxiliary power supply.
1. Turn OFF the printer before you connect the keyboard’s cable.
2. Plug the 9-pin coiled keyboard cable into the adaptor cable.
3. Plug the 25-pin serial cable into the back of the printer.
4. Tighten the screws on the
cables.
5. Plug the auxiliary power
supply into the adaptor
cable as shown.
6. Plug the power supply into
an electrical outlet.
7. Turn ON the printer. On
the back of the printer,
press (I) to turn on and (O)
to turn off the printer.
Getting Started 1-5
Auxiliary
Power
Supply
Keyboard cable
goes here