Manual

1X UBS Macro B T S FRU S SI (Site Span I/O) Module
Table 6 -2 S SI LEDs States and Indications (Continued)
ALARM LED State INST ANCE LED State ST A TUS LED State
Indication
Flashing
(1.5 sec-On/1
sec-Off)
N/A N/A
P artial (soft) FRU F ailure
N/A N/A
Flashing
(250 ms-On/250
ms-Off)
FRU Booting up (not active)
N/A N/A
On FRU Active
N/A
Green Flashing
(0.5 sec-On/0.5
sec-Off cycle count)
followed by 3
sec-Off
N/A
Instance Indicator and No FRU
Cabling Connection Errors Detected.
Cycle count equals FRU type instance;
where: 1 flash = 1st instance, 2 flashes
= 2nd instance, 3 flashes = 3rd instance,
so on and so forth.
N/A
Red
N/A
FRU Cabling Connection Error Detected
N/A = LED state is Not Applicable to indication
Required items
Documents
• 1X UBS Macro BTS Optimization/A TP manual.
Tools
• T orque driver
• T25 TORX driver
• T20 TORX driver
Torque requirements
• S SI mounting bracket thumbscrews, optional E1 daughter card mounting screws, and
optional QHSO thumbscrew – 2.37 N -m (21 in -lb)
Replacement unit
• S SI (Motorola model STLN6390)
68P09283A64 -3 6 -5
FOA SEP 2007