- Hewlett-Packard Printer Owner's Manual

97
SYMPTOM: RANDOM GARBAGE CHARACTERS
CAUSE: Serial port configuration.
SOLUTION: In Print Master's configuration mode,
match baud rates, word size, stop bits, parity, and
handshaking with the connected serial device(s).
CAUSE: Cable length.
SOLUTION: If using serial cable, length should not
exceed 150 feet. If using parallel cable, length
should not exceed 15 feet. Use shorter cable.
PROBLEM: CANNOT CONFIGURE PRINT MASTER
SYMPTOM: CONTROL-T AND CAPITAL C SENT IN DUMB
TERMINAL MODE DOES NOT INVOKE CONFIGURATION
MENUS.
CAUSE: Cable.
SOLUTION: Use correct serial cable between PC and
Print Master. Check handshaking lines in TERM
program. On 706A unit, check parallel cable
between Print Master and printer.
CAUSE: Serial port configuration.
SOLUTION: Match baud rate, word size, stop bits,
parity and handshaking lines between Print
Master and PC. This can be done using TERM
program.
CAUSE: Port selection.
SOLUTION: Be sure PC COM port is connected to
configuration port of Print Master.