Alarm 2205
Alarm 2205 – ET2 Failure
Definition:
In the ET plug-in unit a fault has been detected in the RAM or in the hardware. If the fault is in the RAM, the check sum of a load module in the RAM has changed, or the check sum of a program located in the ROM has changed.
Example:
XXXXXXXXX BCSU-4 SWITCH 2008-08-13 11:44:35.78
** ALARM ET-228 1A005-07 PXRECE
(1870) 2205 ET2 FAILURE
01 FF
END OF ALARMS CURRENTLY ON
Meaning:
- type of fault:
00 read/write memory error detected by RAM test
01 check sum error in load module of RAM
02 check sum error in ROM program memory
03 daughter board is missing (ET2E) - when the functional unit is TCSM, index of ET plug-in unit. Otherwise FF
Instructions:
If the fault is in the RAM, replace the faulty plug-in unit, see Instructions for Replacing Plug-in Units.
If the daughter board is missing, install it.
Cancelling:
Do not cancel the alarm. The system cancels the alarm automatically when the fault has been corrected.
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