USER MANUAL FOR COMFLEX-6Q00 5W
ENU STATUS: 1-0-1
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Page 37
4.2
LED INDICATORS
Diagnostic LEDs are located on the MU front panel and RU bottorm panel; each indicates the status of a
particular function:
Table 9: MU LED Indications
LED Indicator
Normal Status
Indication
PWR
Steady green
Power indicator. If LED is off, it indicates the system
has no power.
RUN
Flashing green
(1 time/sec)
MU operation indicator. After initialization (1~2
minutes), the LED should flash at once per sec.
(When upgrade firmware, LED will flash rapidly)
ALM
OFF
Alarm indicator. If LED is RED, there is an alarm.
OP
Steady green
Located on Fiber Optical Unit (FOU), it is an
indicator for receive optical power. If LED is off, it
indicates the receiving optical power is less than -
10dBm.
Table 10: RU LED Indications
LED Indicator
Normal Status
Indication
PWR
Steady green
Power indicator. If LED is off, it indicates the system
has no power.
RUN
Flashing green
(1 time/sec)
RU operation indicator. After initialization (1~2
minutes), the LED will flash once per sec. (When
upgrade firmware, LED will flash rapidly)
ALM
OFF
Alarm indicator. If LED is RED, there is an alarm.
OP
Steady green
Located on Fiber Optical Unit (FOU), it is an
indicator of Receiving optical power. If LED is off, it
indicates the receiving optical power is less than -
10dBm.
4.3
DIGITAL DISPLAY INDICATORS
4.3.1 DIGITAL DISPLAY ON RFU
The digital display tube on RFU shows the DL input power. The range of DL input power shown on the
display tube is from -19 to 33 (dBm), when DL input power is lower than -19dBm, it will show L, when DL
input power is higher than 33, it will display H.
Figure 35: RFU Digital Display
