Canon PRISMAsync v3.2 Technical & Service Manual page 116

Diagnose LEDs
[30] Fig. AUX control board
LEDs on DDI board
On the DDI control board you can find some LEDs. These LEDs indicate the working of the board.
The LEDs are situated at the bottom side of the print.
Please first check the LEDs, connectors and the cables before replacing the board.
[31] Fig. LEDs on DDI board
LED
LEDFPGADONE
LEDCPRDYN1)
LEDPRDYN1)
116 Chapter 10 - Troubleshooting
Colour Function
Red Is ON as long as the FPGA is not booted successfully
Yellow Is OFF when CPRDYN is active. Indicating that the con-
troller PC is ready.
Yellow Is OFF when PRDYN is active. Indicating that the En-
gine / Test PC is ready.
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PRISMAsync V3.2