66 Connecting to the Host Computer and Options
3.2  Connecting to the Host Computer
3.2.1  With the RS-232C Interface
When the TM printer is connected to a host PC with a serial interface, the following connection 
forms are possible:
•Stand alone
• Pass-through
Connections of available serial cross cables are as follows:
The types of cable (Type A or B) varies depending on the combination of the operation method 
and the handshake for the TM printer. You can operate the TM printer by a Windows driver, 
OPOS, or ESC/POS commands. Xon/Xoff, DTR/DSR or RTS/CTS are available as handshake 
control. See tables in the following sections for the cable type for each connection.