Product Info

1X UBS Macro B T S FRU XMI (T r ansceiv er Module Internal) Module
MMI and LMT ports are for debug purposes and are not intended for use b y customer
service personnel.
• MMI - Debug RS -232 port allows the operator MMI access to the XMI MCU controller
via a computer terminal through either a modem or a null modem cable. The MMI port is
an 8 -pin RJ -45 connector .
• LMT - This port is intended for development use only . It is a debug port configured for
full -duplex fast Ethernet 10/100BaseT and allows local MMI access to the XMI MCU
controller via a Local Maintenance T erminal (LMT) with an Ethernet interface. The LMT
port is an 8 -pin RJ -45 connector .
LEDs
T able 7 -2 shows the possible states for the XMI front panel LEDs and the corresponding
indication.
Table 7 -2 XMI LEDs States and Indications
ALM (ALARM;
Red) LED State
INST (INST ANCE)
LED State
ST A (ST A TUS;
Green) LED State
Indication
Off Off Off
No DC P ower to FRU
On Orange On
LED Indicator T est (temporary; 0.5
sec to 1 sec)
On
N/A
Off FRU F ailure
Off
N/A N/A
No FRU F ailure
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
68P09283A64 -3 7 -11
FOA SEP 2007