Siemens SIMATIC PC Adapter TS Adapter - Manual (Page 19)

PC/TS Adapter Quick Reference Guide
PC/TS Adapter
A5E00078070-02
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The switch is operated only infrequently and is recessed so
that it cannot be operated inadvertently. See Figure 1-11 for
the location of the switch. Both switch positions are labeled
on the underside of the unit.
To operate the switch, please use a ball-point pen
(“retractable ball-point”) up to a diameter of 1.7 mm or a blunt
instrument of the same size. Insert the extended point
between the operating lever and the housing cutout on the
side with the operating lever, and slide the operating lever
into the opposite position (see Figure 1-11).
!
Warning
Pointed objects (for example, needles) or
breakable objects (for example, pencils) must not
be used for operating the switch.
6.6 Function of the Power LED
LED Meaning Response
Off S 24 V DC supply
voltage missing
S Fatal hardware fault
Check voltage
supply
Replace adapter
Constant
blinking Hardware fault
detected per software Replace adapter
On Ready for use*
* After switching on, a few seconds will elapse before the
LED lights up .
6.7 Function of the active LED
The active LED shows that the adapter on the MII/DP bus is
transmitting.