NETGEAR is aware of a growing number of phone and online scams. To learn how to stay safe click here.
Forum Discussion
Cax80 Astound 1gig plan, intermittent downstream flashing led
Installed a cax80 on Astound/RCN. Ast made the changes, up and running but very frequent drops and dowmstream led flashing. Tech came, found many problems with cables from pole to modem. He changed e...
FW is 5.1.1.8
Cable Connection
Cable Diagnostic
Status: Poor
Action:
[Partial Service]
If the Partial Service mode does not go away within a few hours (Click the Refresh button after each step):
1) Make sure the coaxial cable is tightly connected.
2) Remove any unnecessary splitters.
3) Replace any required ones.
4) Contact your service provider for troubleshooting help.
Internet Access:
Downstream Status:
Upstream Status:
Advanced Information
Frequency Start Value
This field below allows you to modify the frequency the cable modem start with its scan during initialization and registration. Enter the new start frequency and restart the cable modem for it to take effect.
Starting Frequency
Startup Procedure
Procedure Status Comment
Acquire Downstream Channel 531 MHz Locked
Connectivity State OK Operational
Boot State OK Operational
Security Enabled BPI+
Downstream Bonded Channels (Partial Service)
Channel Lock Status Modulation Channel ID Frequency Power SNR Correctables Uncorrectables
1 Locked 256 QAM 12 531000000 Hz -1.6 dBmV 40.6 dB 3 0
2 Locked 256 QAM 1 321000000 Hz 0.4 dBmV 41.7 dB 0 0
3 Locked 256 QAM 2 327000000 Hz 0.3 dBmV 41.6 dB 0 0
4 Locked 256 QAM 3 333000000 Hz 0.4 dBmV 41.5 dB 0 0
5 Locked 256 QAM 4 339000000 Hz 0.4 dBmV 40.9 dB 0 0
6 Locked 256 QAM 5 345000000 Hz 0.4 dBmV 41.5 dB 1 0
7 Locked 256 QAM 6 351000000 Hz 0.4 dBmV 41.3 dB 0 0
8 Locked 256 QAM 7 357000000 Hz 0.1 dBmV 41.1 dB 0 0
9 Locked 256 QAM 8 363000000 Hz 0.2 dBmV 40.9 dB 0 0
10 Locked 256 QAM 9 369000000 Hz 0.1 dBmV 40.9 dB 0 0
11 Locked 256 QAM 10 519000000 Hz -1.5 dBmV 40.9 dB 3 0
12 Locked 256 QAM 11 525000000 Hz -1.7 dBmV 40.9 dB 2 0
13 Locked 256 QAM 13 537000000 Hz -1.5 dBmV 40.5 dB 3 0
14 Locked 256 QAM 14 543000000 Hz -1.7 dBmV 41.0 dB 2 0
15 Locked 256 QAM 15 549000000 Hz -1.6 dBmV 41.3 dB 0 0
16 Locked 256 QAM 16 555000000 Hz -1.6 dBmV 40.9 dB 2 0
17 Locked 256 QAM 17 561000000 Hz -1.4 dBmV 41.2 dB 4 0
18 Locked 256 QAM 18 567000000 Hz -2.0 dBmV 41.1 dB 5 0
19 Locked 256 QAM 19 573000000 Hz -2.1 dBmV 41.2 dB 3 0
20 Locked 256 QAM 20 579000000 Hz -1.8 dBmV 41.3 dB 1 0
21 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0
22 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0
23 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0
24 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0
25 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0
26 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0
27 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0
28 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0
29 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0
30 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0
31 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0
32 Not Locked Unknown 0 0 Hz 0.0 dBmV 0.0 dB 0 0
Upstream Bonded Channels
Channel Lock Status US Channel Type Channel ID Symbol Rate Frequency Power
1 Locked ATDMA 4 5120 Ksym/sec 36800000 Hz 40.5 dBmV
2 Locked ATDMA 5 5120 Ksym/sec 30350000 Hz 40.5 dBmV
3 Locked ATDMA 6 5120 Ksym/sec 23900000 Hz 40.0 dBmV
4 Not Locked Unknown 0 0 0 0.0 dBmV
5 Not Locked Unknown 0 0 0 0.0 dBmV
6 Not Locked Unknown 0 0 0 0.0 dBmV
7 Not Locked Unknown 0 0 0 0.0 dBmV
8 Not Locked Unknown 0 0 0 0.0 dBmV
Downstream OFDM Channels
Channel Lock
Status Modulation /
Profile ID Channel
ID Frequency Power SNR /
MER Active Subcarrier
Number Range Unerrored
Codewords Correctable
Codewords Uncorrectable
Codewords
1 Locked 0 ,1 ,2 ,3 159 675000000 Hz -0.32 dBmV 40.1 dB 166 ~ 3929 4442586075 3160852389 232
2 Not Locked 0 0 0 Hz 0 dBmV 0 dB 0 ~ 4095 0 0 0
Upstream OFDMA Channels
Channel Lock Status Modulation / Profile ID Channel ID Frequency Power
1 Locked 3 ,4 ,9 ,10 ,11 ,12 ,13 8 5300000 Hz 38.5 dBmV
2 Not Locked 0 0 0 Hz 0 dBmV
Extended Upstream Transmit Power
Current System Time:Thu Jul 31 16:48:51 2025
System Up Time:13:33:35
Help Center Show/Hide Help Center