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PROBLEM
SYMPTOM
Random
Garbage
Characters
Cannot select
Incorrect LEDs
printer
illuminate when
sending print
job
Some sort of
Port Select
code prints on
document when
using
RAMEXEC
Cannot select
Printer during
print job
RAMEXEC
Have to reboot
CAUSE
SOLUTION
check pin 20 of peripheral to pin 5 of
Model 24SII DES and/or pin 11 on
parallel ports for continuity by using an
ohm meter to check resistance from end
to end.
Parallel cable
Parallel cable should not exceed 15 feet.
length
Use shorter length or higher-quality
cable.
Configuration
Check baud rate, word size, stop bits
problem
and parity on serial ports. It is best to be
at 8 word size and no parity. BayTech
does not recommend a configuration of
7 word size with odd or even parity.
Serial Port
In Model 24SII DES configuration mode,
Configuration
match baud rates, word size, stop bits,
parity and handshaking with the conned
device
Cable length
If serial cable, length should not exceed
150 feet. If parallel cable, length should
not exceed 15 feet.
Port selection
Port Select Code may be going out on
wrong port; e.g. Port Select Code is
going out LPT1 and Model 24SII DES is
connected to COM1. Also make sure
selected port is designated as a printer
port and not as a computer port.
Improper Port
Match Port Select Code you are sending
Select
to Port Select Code specified in
Sequence
configuration mode. Check case of Port
Select Code (upper or lower). Also,
remove any spaces between Port Select
Code and port number.
You are in
Switch to Port Select Mode A or enter a
Port Select
timeout value, both via configuration
Mode B with
mode.
zero (0)
timeout
Port Select
Match the Port Select Codes exactly.
Code in
SETUP does
not match
Port Select
Code
configured in
Model 24SII
DES
You are using
Switch to Port Select Mode A in
Port Select
configuration (port selection anytime
Mode B (port
while sending) or wait for computer LED
selection at
to go out before selecting printer.
beginning of
print job only)
LPTx not
Reroute LPTx using the following DOS
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