Siemens Simatic S7-1500 Manual page 49

CHx LED
Table 6- 3
Status CHx
* Operation in S7-300/400 F-CPUs only: If necessary, wait for user acknowledgment, if an additional
channel is also waiting for user acknowledgment due to an error that occurred later.
CHx/Error LED with PROFIsafe address assignment
Table 6- 4
Status
All are
flashing
CHx/RUN/ERROR LED if supply voltage error occurs
Table 6- 5
status
Digital input module F-DI 16x24VDC (6ES7526-1BH00-0AB0)
Manual, 01/2016, A5E03858068-AA
Display channel status/channel diagnostics
Diagnostics
CHx
Off Off
On Off
Off On
/
Alternately flashing
Channel status/channel diagnostics/Error display with PROFIsafe address assignment
Diagnos- ERROR
CHx tics CHx
Off All on
Flashing
Off
Flashing
Channel status/channel diagnostics/RUN/ERROR display if supply voltage error occurs
CHx Diagnos- RUN
tics CHx
Off On On
Meaning
Process signal = 0 and no channel diagnostics*
Process signal = 1 and no channel diagnostics
Process signal = 0 and channel diagnostics
Channel waiting for user acknowledgment
Meaning
The PROFIsafe address does not match the configured
PROFIsafe address
Identification of the F-module when assigning the PROFIsafe
address
ERROR Meaning
Supply voltage too high or too low.
Operation in S7-1500 F-CPUs: Module is waiting
Flashing •
for user acknowledgment.
Operation in S7-300/400 F-CPUs: Module is
•
automatically reintegrated after the correction of
the error.
Interrupts/diagnostic messages
6.1 Status and error displays
49