Grass Valley NV5256 v.1.8 - Manual (Page 46)

38 Rev 1.8 • 08 Jul 11
5. Maintenance
LED Status Indicators
Figure 5-2 shows the location of the fuse on either power supply module.
Figure 5-2. Fuse Location, PS6000 or PS6100 Power Supply
LED Status Indicators
Each I/O card has status indicators (LEDs). Table 5-1 lists the control card’s main LEDs:
8A 250V
Fuse
Table 5-1. Router Control Card LEDs
LED Function Description
Red (above
battery holder)
Battery
status
If LED is on, replace battery.
Green Health If this LED is on, operation is normal. The control card has successfully
booted. The on-module power supplies are OK. The control card is active
or ready to go active.
Yellow Active If this LED is on, the control card is active.
Red Alarm If this LED is on, the control card is in a fault state:
Bad or missing video reference or AES reference.
Bad on-module power supply.
Microprocessor failure.