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3.2.2
Power-Good-Signal
The Power-Good-Signal of the power supply input (PWRGD-IN) can be
switched onto the Power-Good-Signal of the power supply output
(PWRGD-OUT) of the bus board via a 2-pin conenctor (J400, see below). A
supplementary device; for example, a monitoring module can be logged in.
open
inserted
Pin 1: Power-Good from power supply
Pin 2: Power-Good towards CPU
The Power-Good-Signal is generated on the bus board by the reset generator
if jumper J401 is open.
Plug connector: J404 always remains open.
SIMATIC PC RI25/45, Technical Description
C79000-G7076-C808-01
Plug connector: J401
2
1
no module connected (standard setting)
Plug connector: J400
2
1
Bus Board
= Pin 1 of PS input (PWRGD-IN)
= Pin 2 from PS output
(PWRGD OUT)
3-5
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