Siemens SINUMERIK 840D sl Equipment Manual page 147

Type plate
Note
You might need to access the information provided on the type plate after mounting. Since the
type plates after mounting the option board can no longer be read, we recommend that you at
least note down the serial number before mounting.
The following diagram shows you all of the information provided on the type plate.
Figure 9-21
This plate is only visible, when the option board has been removed; it is attached to the
underside of the option board.
Note
The contents of the individual type plate fields on the actual option board may differ from those
described in this manual (e.g. updated product status, approvals and markings not yet issued,
etc.).
LED displays
LED H1 is located under the COM port. This can display the following operating states:
Table 9-68
Color
Orange
Green
Red
NCU 7x0.3B PN
Equipment Manual, 10/2020, 6FC5397-1EP40-6BA1
COM01.3 RS 232C (V.24) module type plate
LED displays, H1
Status Meaning
lit COM01.3 is ready; after reset.
lit COM01.3 is active.
lit Operating error
Connectable components
9.4 COM01.3 RS 232C (V.24) module
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