Epson TM950 - B/W Dot-matrix Printer Troubleshooting Manual page 12

DIP Switch Settings for
For the Serial interface model.
TM-U950 DIP switch 1
SW-1 Function
1 Word Length
2 Parity check
3 Parity selection
4 Transmission speed selection.
See the table below.
5
6 Connection of Customer Display
7 Data reception error
8 Handshaking
Transmission Speed (BPS)
1200
2400
4800
9600
TM-U950 switch 2
SW-2 Function
1 Automatic CR
2 Receive buffer capacity
3 Font Selection (Default setting)
4 Carriage Speed (paper roll initial
setting)
5 Handshaking Operation (Busy
Condition)
6 For Internal Use Only.
7 I/F Pin 6 reset signal
8 I/F Pin 25 reset signal
Note: Do not change the DIP switch settings while the
printer power is on. You may damage the printer.
the TM-U950
ON
7 bits
Enabled
Even
Connected
Ignored
XON/ XOFF
SW 1-4
ON
OFF
ON
OFF
ON
Always Yes
32 bytes
9 x 9
Low Speed
Receive Buffer Full
Fixed
Enabled
Enabled
OFF
8 bits
Disabled
Odd
Not Connected
Prints '?'
DTR/ DSR
SW 1-5
ON
ON
OFF
OFF
OFF
Always No
2048 bytes
7 x 9
High Speed
Off-line or Receive buffer
Full
-
Disabled
Disabled