3Com 3C6090 User Guide - Page 19

Run Load Test Packet Forward Power/Fault Table 2-3 Error indications of LEDs G = green Y = yellow x = any value - = off F = flashing GGY Status GGGG - -Y ---G - -Y - - G- - -Y - - GG - -Y - -Y - G- x G- - x - -Y G- Gx - -Y GG- x - -Y GGGx -G- - G- x -G- -G-GG- - - GGx GG- x GGGx xxxx LED Patterns 2-3 GY - YF - YF - YF -G -G - YF - YF - YF - YF - YF - YF -G x YF Meaning Board hung very early in firmware load Return module for repair. DRAM test failed Reseat or replace SIMM. Firmware load failed Return module for repair. Attention buttons pressed Reset system to reboot. Hang during firmware initialization Hang during board-level tests Return module for repair. Corebus loopback test failed Reseat DPE. Serial port or shared memory test failed Return module for repair. FPROM contents corrupted Return module for repair. Unable to load bridge/router image; unable to load from flash memory, or TFTP get failed Replace flash memory card with a backup or verify TFTP parameters and setup. No valid bridge/router image file found; bad checksum or magic number Replace flash memory card with a backup. No valid bridge/router image; unable to load Replace flash memory card with a backup. Hang during bridge/router initialization Bridge/router software has crashed and entered the debug monitor, as specified by the RA command in the boot monitor or by the SysconF command in the software.