9710 (StorageTek) Addendum for NonStop Servers
Addendum to the StorageTek 9710 for the Tandem Environment 
13
Yellow LED on a BEB Not Lit 
Symptom  Corrective Action 
1. Yellow LED not lit inside 
BEB enclosure. 
• Make sure that both the drive FRU 
and 3216 logic board are powered 
on. 
• Check the integrity of the fiber-
optic cable connection: 
1. Inspect the cable connectors at 
the BIC and BEB ends. Make 
sure the connectors have not 
been forced in backwards. The 
connector keyway must mate 
with the key in the receptacle. 
2. Replace or inspect the cable for 
defects or kinks. 
3. Make sure the cable maximum 
bend radius of 10 centimeters (4 
inches) has not been exceeded. 
4. If the yellow LED still does not 
light, replace the BIC FRU. 
If the 9710ACS Tape Cartridge Silo Subsystem fails TMDS Quick Tape 
Test. Replace the tape drive FRU. Call StorageTek: see “StorageTek 
9710 Compaq Support Program.” 










