Specifications

Chapter 2: Installing the Printer 7193 Service Guide
August 19988
RS-232C Switch Settings
Use the DIP switches to set the RS-232C parameters and the Data Error and Data Buffer
options as shown. The parameters must match the host computer. See “Level 1
Diagnostics” in the “Diagnostics” chapter for more information.
Caution: The switches can also be used for setting other functions and tests. Be careful
when setting the switches for the RS-232C settings that you do not accidentally change the
settings for the other functions and tests.
DIP Switch Settings for RS-232C Parameters
Switch Settings Description
1OFF
ON
RS-232C Communication: On-line Mode
(Default)
Level 1 Diagnostics: Setup Mode
2OFF
ON
DTR/DSR Protocol (Default)
XON/XOFF Protocol
3OFF
ON
Parity Disabled (Default)
Parity Enabled
4* OFF
ON
Odd Parity
Even Parity
5, 6 5
OFF
ON
OFF
ON
6
OFF
OFF
ON
ON
19,200 Baud
9600 Baud (Default)
4800 Baud
1200 Baud
*Switch 4 is not used if the parity is disabled (switch 3 set to OFF).
Note: The following options are set with the printer in the setup mode. See “Level 1
Diagnostics” in the “Diagnostics” chapter for more information.
DIP Switch Settings for Data Error and Data Buffer Options (Choose one from each option)
Switch 1 Switch 2 Switch 3 Switch 4 Switch 5 Switch 6 Option
On Off On Off Off Off “?” for Data Errors*
On Off On Off Off On Ignore Data Errors
On Off On Off On Off 4K Byte Data Buffer*
On Off On Off On On One Line Data Buffer
*Default