098-00028-000 Revision F – May, 2012 TimeProvider 5000 User’s Guide 375
Chapter 6 Maintenance and Troubleshooting
Troubleshooting
Upgrading firmware
retrieving file failed
Firewall set to “Block” for
FTP or SFTP
Use “
show firewall” command to check
firewall settings.
Use “
set firewall” command to change
firewall settings.
FTP/SFTP server file
path configured
incorrectly
Ensure that the file name and path in the
command line string exactly matches the
file name, including extension name, and
path to the upgrade file.
User name / password Verify that the user name and password
for the FTP/SFTP server is correct. Retry
Passive (PASV) FTP
mode being used.
Enable active mode on FTP server. The
TimeProvider 5000 only supports active
FTP.
Linux, Windows, and other third-party FTP
servers can be used in the upgrade
process of the TP5000.
Using Up and Left arrows
to move the cursor in
terminal program
Some terminal programs produce
unreadable characters when using the Up
and Left arrow buttons to retrieve and
modify previous commands. Type
commands in directly with alpha-numeric
keys.
Upgrading firmware failed Attempting to upgrade
the IMC with IOC file or
vice-versa.
Verify path to correct file for upgrade.
Ensure that upgrade file is for the same
card-type being upgraded. Try upgrade
again with correct file path.
Flash memory failed Retry upgrade. If upgrade fails again,
contact Symmetricom.
System in Holdover
GPS not tracking
(GPS LED is Amber)
No visible satellites Check if GPS is set to auto or manual
using
show gps command. If set to
manual, verify that latitude and longitude
settings are correct. Try setting GPS to
auto mode with
set gps command.
Wrong antenna type,
cable length, or power
level into GPS port on
IMC card
Check GPS antenna for approved power
ratings, cabling for approved lengths, and
actual power level into GPS port on IMC
card, as per
Chapter C, Installing the
GPS Antenna
. The GPS engine
requires a gain at the antenna
connector input of the chassis to be
between
25 dB and 35 dB.
Table 6-2. Troubleshooting Symptoms
Symptom Probable Cause
Troubleshooting Procedure /
Corrective Action