Siemens SIMOVERT MASTERDRIVES Operating Instructions Manual page 63

03.99
Case 7
Case 8
Case 9
Siemens AG 6SE7087-6NX84-0GB0
SIMOVERT MASTERDRIVES
LED Status
RDLED ON
SDLED OFF
RUNLED OFF
ERRLED OFF
Table 6-11 Fault display during operation: NO answer of CBL to CC-Link master
LED Status
RDLED ON
SDLED ON
RUNLED OFF
ERRLED OFF
Table 6-12 Fault display during operation: NO RUNLED at CBL
LED Status
RDLED ON
SDLED ON
RUNLED ON
ERRLED OFF
Table 6-13 Display during operation: CBL communicates on CC-Link
Now the three green CC-Link status LEDs continuously lit. Check the
green LED of CBL status.
LED Status
Red Flashing
Yellow Flashing
Green Continuously lit
Table 6-14 Display during operation: No data transfer with PLC cpu
Operating Instructions
Diagnosis and troubleshooting
Diagnostic information CC-Link
CBL detects carrier at CC-Link but doesn't
answer
Check:
•
Data transmission rate in P711
(same as CC-Link master?)
•
CC-Link station number in P918 (same as
configured in PLC programming software)
•
Station address already existent
•
PLC network configuration: remote device
station, occupies 1 station, with station
number like P918
Diagnostic information CC-Link
CBL receives and sends frames
Check:
•
PLC network configuration: remote device
station, occupies 1 station, with station
number like P918
Diagnostic information CC-Link
CBL communicates correctly on CC-Link! O.k.
Check CBL status LEDs!
Diagnostic information CBL
CBL communicates correctly! But there is no
data transfer with PLC cpu!
Check:
•
PLC cpu: status "STOP" or "FAULT"?
PLC cpu has to be at "RUN"!
•
PLC cpu status "RUN" and CBL is waiting
for handling the initial process sequence
by the PLC software (look for the request
and completion flag in CC-Link inverter data
structure)
6-5