Maintenance Manual SP 40
Rev. 005
83
Chapter 4
Service Maintenance
The not recoverable error detection is done in four steps each 1 second of time in which on the leds of the
operator panel are represented the error codes with this sequence:
1. Device in failure identification N°.
2. Macro-block in failure identification N°.
3. Supervisor error N°.
4. LAN error N°.
Time of 3 second is done between the end of each cycle and the begin of the next ( 1 cycle = 4 step).
The error leds detection are repeated until a power-off action is done.
LED CODE N° ID DEVICE
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