Specifications

4-8 Diagnostic/Maintenance
Chapter 4 - Maintenance and Troubleshooting
Diagnostic/Maintenance
Description
DescriptionDescription
Description
The systems Diagnostic and Maintenance function permits on-demand testing to assist in
diagnosis of the system.
Diagnostic/Maintenance Commands
After accessing
Telenium
IP
system with HyperTerminal, type the diagnostic/maintenance
password (brandy) and press [Enter]. A "maint >" prompt appears. Maintenance
commands are used by typing the desired command after the "maint >" prompt and
then pressing [Enter].
The following are diagnostic/maintenance commands and their descriptions.
Diagnostic/Maintenance Commands Descriptions
chkdsk c: /c *scans disk
chkdsk c: /f *scans disk and fixes disk
chr xxx.xxx.xxx.xxx (start address)
xxx.xxx.xxx.xxx (end address)
NVRAM test - checks to validate non-volitile RAM
data and displays results. Reads previous check
conditions and computes CRC-32 data.
chw xxx.xxx.xxx.xxx (start address)
xxx.xxx.xxx.xxx (end address)
NVRAM test - checks to validate non-volitile RAM
data and displays results. Computes CRC-32
data for specified area and saves its results to
disk file.
dc displays device configuration table
dir c: *displays all files in the NAND flash disk
dir d: displays all files on the RAM disk
ds displays status of all devices
dt xxx (xxx = device number) displays the diagnostic test result from the
specified device system
ds xxx (xxx = device number) displays status of a specified device
fio c: r [cluster-num sector-num offset-num
read-bytes]
maintains disk in/out control for low-level
operation - read block (use after cluster/sector/
offset info displayed with chkdsk command(s)
fio c: w [cluster-num sector-num offset-
num write-hex-string]
maintains disk in/out control for low-level
operation - write data (use after cluster/sector/
offset info displayed with chkdsk command(s)
fio c: r d [cluster-num] maintains disk in/out control for low-level
operation - erase a cluster (use after cluster info
displayed with chkdsk command(s)
fio c: w maintains disk in/out control for low-level
operation - write data
fio c: d maintains disk in/out control for low-level
operation - erase a cluster
format c: *formats disk
del C:xxxxxx (xxxxxx = file name) *deletes specific file from flash
lf displays the number of line faults that occur