| LABEL | COLOR | DESCRIPTION |
|---|---|---|
| 3.3VDC 5VDC |
Yellow Yellow |
3.3VDC is present on the System board The System Board is NOT safe to service 5VDC is present on the System board The System Board is NOT safe to service |
| VDC CORE | Yellow | VDC Core is present on the System board The System Board is NOT safe to service |
| 5VDC HK 3.3VDC HK |
Green Green |
5.0VDC Housekeeping power is present 3.3VDC Housekeeping power is present |
| HK S/W | Green | Displays the state of a designated bit position on the power control JTAG ring |
| S/W 7 - S/W 0 | Green | Programmable LEDs that can be read and written by JTAG or software |
| LABEL | COLOR | DESCRIPTION |
|---|---|---|
| HK S/W | Green | State of bit 8 on the power control JTAG ring |
| S/W 0 - S/W 7 S/W 0 - S/W 6 S/W 7 |
Green Green Green |
Programmable bits that indicate the state of an 8-bit register in the SPARClite address space Displays a walking 1s pattern when the Control Board Executive is operating normally Indicates the network is operational |
| PORT CLAIM | Green | Unknown |
| TRANSMIT RECEIVE LINK COLLISION |
Green Green Green Green |
Ethernet transmit status Ethernet receive status Ethernet link status Ethernet collision status |
| 5VDC HK 3.3VDC HK |
Green Green |
5.0VDC Housekeeping power is present 3.3VDC Housekeeping power is present |
| 5VDC 5VDC FAN 5VDC PER |
Yellow Green Yellow |
5VDC is present on the Control board The Control Board is NOT safe to service 5VDC Fan Control power is present Peripheral Cabinet power control is present |