Specifications

65
Reference Manual
00809-0100-2460, Rev AA
Section 5: Operation
November 2014
Operation
5.3.3 Error LED
When the 2460 is starting up, all the LEDs are turned on. If no error is detected in the start-up
procedure, the 2460 enters runtime mode and the Error LED (Red) is turned off.
Runtime
If an error occurs in runtime mode, the LED will start to blink as follows:
On=1000 ms
Off=500 ms
In runtime mode no error codes are presented by the LED. Further information on the particular
error can be found in the Web interface for the 2460 (see “Using the Web Interface” on
page 80).
Figure 5-2. Red error LED
Start-up
In case an error is detected during the start-up procedure, the error LED will start blinking
according to the error code in Table 5-2 below.
Table 5-2. LED error codes in start-up procedure
Code Error type Description
1 Firmware Upload new firmware. If problem remains contact
Emerson Process Management service department.
2 CDB checksum error The 2460 attempts to restore the Configuration
Database (CDB) from redundant flash memory. If the
redundant CDB is corrupt as well, the default CDB is
used. You will need to restore configuration by using
TankMaster WinSetup configuration tool to upload
backup file to the 2460.
3 RAM used>90 % Reboot 2460 System Hub or switch off/on the power to
the 2460. If problem persists contact Emerson Process
Management service department.
4 RAM checksum error 2460 can not be started.
14 CDB error Contact Emerson Process Management service
department.
17 Internal system error Contact Emerson Process Management service
department.
Error LED (Red)