Siemens IM 328–N Description page 55

07.96
3.3.5 Messages via status display
System error messages are indicated by the flashing of the slave status
indicator (FAULT, LED, red)
The following faults can be indicated:
Table 4-2 System error messages
Slave status indicator
FAULT LED, red
1 time on, pause, 1 time on, ...
2 times on, pause, 2 times on, ...
4 times on, pause, 4 times on, ...
5 times on, pause, 5 times on, ...
6 times on, pause, 6 times on, ...
7 times on, pause, 7 times on, ...
Consequences
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SINUMERIK 805SM / 840C (BS)
3.3 Description of the L2-DP slave up to V3.x
Error message
Slave functionality disabled
Dual port RAM (DPR) is defective
SPC defective
Microcontroller is defective
General hardware fault on the module
Interface to the local bus of the control is disabled. When the module is
accessed, the control reacts with acknowledgement delay (TO).
Cyclic data transmission between master and slave is terminated.
6ZB5 430–0BH02–1AA0
Description
Comment
Slave functionality must be enabled via
S4.2 (see Section 2.1.1)
Replace module
Replace module
Replace module
Replace module
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