Grass Valley KMV-3901 Jul 30 2012 - Manual (Page 11)

GUIDE TO INSTALLATION AND OPERATION
KMV-3901/3911 | 7
3.2.2 CPU Status LED
Monitors the status of the CPU operation.
LED Meaning
Green OK
Red CPU kernel error
Blinking Red Upgrading
3.2.3 Boot LED
Monitors the status of the system firmware.
LED Meaning
Blinking Green System OK (“heartbeat” signal)
Steady Red Beginning of start-up process (normal)
Continuous - error
Steady Green
or OFF Software not running
3.2.4 Power LED
Monitors the status of the power on board the KMV-3901/3911 card.
LED Meaning
Green OK
Red Error detected
This is a latched error and will remain displayed
until the next reboot, even if the error was a brief
glitch and the supply is OK.
If the LED remains red after a restart, there is or
has been a fault in the power source.
3.2.5 SDI LEDs
This group of eight LEDs monitors the status of the eight inputs to
the KMV-3901/3911 card. The frame door must be open in order for
the LEDs to be visible.
.
LED Meaning
Green Input SDI signal detected
Red Error - no input signal detected
 
 
 
 
Power LED
Boot LED
CPU Status LED