Serial I/O And Dpu Status Section; Backup Status Leds - Metso PDP Series Installation, Preparation And Adjustment

Serial I/O and DPU Status Section

LED What the Colors Mean
Serial port1 Green = serial port 1 transmitting.
Red = serial port 1 receiving.
Serial port2 Green = serial port 2 transmitting.
Red = serial port 2 receiving.
Status Section LED Indicators
DI Fast Digital Input Scanning:
green = all points good
red = all points bad
yellow = some points good and some points bad
off = no points executing
DO Fast Digital Output Scanning:
green = all points good
red = all points bad
yellow = some points good and some points bad
off = no points executing
Per IO Periodic Input/Output scanning Analog
Inputs, Control Blocks, Data Blocks
green = all points good
red = all points bad
yellow = some points good and some points bad
off = no points executing
Prog IO ExCEL Input/Output Scanning
green = all points good
red = all points bad
yellow = some points good and some points bad
off = no points executing

Backup Status LEDs

The following two LEDs report backup link status.
LED What the Colors Mean
RX green = Receiving data.
TX green = Transmitting data.
Metso Automation MAX Controls • • • • 277573 • • • •
DPU Front Panel
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