Alpha Technologies XM3-HP Series - Technical Manual - Manual (Page 47)

47 017-882-B0-001 Rev. C2 (10/2013)
2.0
Installation
2.2 XM3-HP Start-Up Procedure, continued
2.2.7 Communications DOCSIS Status Monitoring, continued
2.0 Installation, continued
Verify the DSM3 LEDs behavior is as follows:
Refer to Step 4 in the above table for normal LED behavior when the DSM3 is fully functional.
• Blue Rx/Tx Power LED indicates Rx/Tx Power at a warning level. Make the necessary RF level
adjustments.
• Red Rx/Tx Power LED indicates Rx/Tx Power at an alert level. Make the necessary RF level
adjustments.
LEDs and Indications (20)
Step Communications State ALM/RDY Downstream (DS) Registration (REG) Rx/Tx Power Communications (COM)
1
Transponder Initializing/Searching
for Downstream DOCSIS channel
Flashing
(Green)
Flashing OFF OFF Flashing
2
DOCSIS Channel locked -
Completing upstream and network
registration
Flashing
(Green)
ON Flashing ON (Green) Flashing
3 Online - Registration Complete
Flashing
(Green)
ON ON ON (Green) Flashing
4 DSM3 Series fully functional
Flashing
(Green)
ON ON ON (Green) Bursts when Communicating
LED Color Rx Range (dBmV) Tx Range (dBmV)
Green +10 to -10 0 to +50
Blue +15 to +10 and -10 to -15 +50 to +55
Red >+15 and <-15 >+55
2.2.7.2 LED Status Verification
Table 2-1, DSM3 LEDs Behavior