[?]: cpu 313c problem

[sukhoi]

have a 313c cpu the switch is always on RUN mode when i cut off the power and power it on it goes on stop mode
the problem is that the cpu runs normally when i put the switch on STOP mode and swich it back on RUN mode(manual start).

[Scarch]

Load an empty OB86 and OB122 into the PLC

[CoMod]

Show "Diagnostic buffer"

press "Save As" button

[sukhoi]

yes the ob86 an ob122 are amready loaded , here is the diagnostic buffer http://txt.do/xyxj

diagnostic

Show

Event 5 of 10: Event ID 16# 38C4
Distributed I/Os: station return
Address of the affected DP slave: station number: 1
DP master system ID: 2
Log. base address of the DP slave: Input address: 1022
Log. base address of the DP master: 32767
Requested OB: Rack failure OB (OB86)
OB not found, or disabled, or cannot be started in the current operating mode
External error, Outgoing event
12:00:15.825 AM 01/01/1994


Event 6 of 10: Event ID 16# 3842
Module OK
Module type: Distributed I/0s
Input address: 1021
User information available
Diagnostic interrupt from substitute
Requested OB: Diagnostic interrupt OB (OB82)
OB not found, or disabled, or cannot be started in the in the current operating mode
External error, Outgoing event
12:00:15.692 AM 01/01/1994

[CoMod]

Very old 12:00:15.673 AM 01/01/1994

Event 6 Requested OB: Diagnostic interrupt OB (OB82)
Event 4 Requested OB: Rack failure OB (OB86)

but problem in Hardware Distributed I/Os Rack failure

[sukhoi]

hi comod
i checked the i/o rack is ok there is no faulty module ?
what do you suggest to solve this problem ?

[CoMod]

hi comod
i checked the i/o rack is ok there is no faulty module ?
what do you suggest to solve this problem ?

Event 10 of 10: Event ID 16# 4546
STOP caused by CPU memory management
Previous operating mode: STOP (own initialization)
Requested operating mode: STOP (memory reset)
Internal error, Incoming event

For testing PLC
Check power +24VDC connection
Create new simple test program with OB1 only with 1 network -|m1.0|---(m1.1)
Upload to PLC and wait Internal error
https://www.siemens.de/industry/automat ... se_KOB.pdf

[sukhoi]

hello
i downloaded a new program with an empty ob1 and the cpu starts normally but when i tried to update the real time clock the time is lost and the date is set to 1994 , i think the problem is in the MMC ?

[Dfcz]

Each time you turn off time must be lost. This is normal.