EBL512 G3 V. 3.0.X
- FIRE ALARM SOLUTIONS OPERATING INSTRUCTIONS
85
25.3.1. MEMORY FAULT
In case of a fault in the main board S/W (system program) or the MMI board S/W, the following fault message might be shown:
FAULT: Checksum system program, control unit xx
(Main board software)
FAULT: Checksum MMI program, control unit xx
(MMI board software)
FAULT: No connection with MMI board, control unit xx
(Not shown in the display, only via EBLWin, Gateway, or via another unit in the system.)
No contact with Main board
This is also indicated by LED "System fault" and the buzzer sounds steady (continuous). The Fault tx output is "activated".
A new download of the S/W is required and/or the Main board and/or the MMI board must be replaced.
After SSD download the following messages might be shown:
Checksum fault in downloaded data.
Control unit will now restart.
After restart:
FAULT: Restart control unit nn, code xx,
address yyyyyyyyy
FAULT: Site specific data (SSD), control unit xx
This means that the SSD has
not
been (correctly) downloaded.
A new SSD download must be performed.