Appendix D
Indicators
D-3
2. Refer to the following table for the RFM indicators and their meanings.
Table D.3-2 Indicators of the RFM
Indicator Meaning
HL7 ALARMCLK (Red)
Clock alarm indicator. When it is on, it indicates that the RFM
cannot recover the 16chip clock signal from the optical links
correctly.
HL2 PLLLOST (Red)
Phase-locked loop indicator. When it is on, it indicates that the
phase-locked loop of the RFM is unlocked.
HL12 TEMP_INT (Red)
Temperature alarm indicator. When it is on, it indicates that the
temperature is too high.
HL11 OPT_DETECT (Green)
PP2S indicator. When it flashes every 2 seconds, it indicates that
the links are normal.
HL10 DOOR (Green)
Door control indicator. When it is on, it indicates that the door is
opened.
HL9 SD_ALARM (Green)
Optical signal alarm indicator. When it is on, it indicates that no
optical signal enters the optical interface.
HL3 3.3V (Green)
3.3V power indicator. When it is on, it indicates that the 3.3V
power is supplied normally.
HL1 5V (Green)
5V power indicator. When it is on, it indicates that the 5V power
is supplied normally.
HL4 12V (Green)
12V power indicator. When it is on, it indicates that the 12V
power is supplied normally.
HL6 1032LOCK (Green)
Tx clock indicator. When it is on, it indicates that the
multiplexing chip in the RFM locks the Tx clock.
HL17 1034RDY (Green)
Data receiving indicator. When it is on, it indicates that the RFM
is recovering the data from the optical links correctly.
HL8 LVDS_TEST
Test indicator. It is always off.