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Section 4 Operation Switches and Push Buttons

3BSE056248 45

Switches and Push Buttons

Communication Interface LEDs

Table 3 and Table 5 shows Indicators for the communication interface modules.

Table 2. PM8xx - Switches and Push Buttons

Marking Color Function

INIT Manual

Push

Button

Initiates

1. Cold Restart if INIT is held less than 2.5 seconds.

2. Controller Reset if INIT is held more than 3 seconds.

If INIT is pushed on the Primary CPU in redundant configuration a switch

over to the backup CPU will be initiated.

Table 3. Common LEDs for Communication Interfaces

Marking Color Description

F(Fault) Red Unit error detected

R(Run) Green Operating

Tx/Tx1/Tx2 (Transmit) Yellow Flashes if transmitting

Rx/Rx1/Rx2/RxA/RxB (Receive) Yellow Flashes if receiving

RxTx (Receive &Transmit) Yellow Flashes if transmitting or receiving

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