Symbol PDT 3400 Series, Product Reference Manual, Page: 121 / 146

11-3
Troubleshooting
No communication between
host and cradle Cables not properly connected Verify that the cables are
connected properly. Refer to
Chapter 3 for more information.
Did not use null modem cable The RS-232 cable does not
connect directly from the cradle
to the host. Connect the RS-232
to a null modem cable, and plug
the null modem cable in the
host’s communications port.
Refer to Chapter 3 for more
information.
COMM port not enabled. Check application.
Note: Power Management TSR
(POWER34T.EXE) disables the
COMM port to save power.
Table 11-1. Common Problems (Continued)
Symptom Possible Cause Action