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ereynolds62's avatar
ereynolds62
Aspirant
Aug 13, 2023

Netgear Nighthawk CAX80 Downstream Light Blinking

Good Afternoon   The downstream light on my CAX80 is blinking steadily. Everything seems to be working fine with good speed with the internet and all devices stay connected.    I read where if th...
ereynolds62's avatar
ereynolds62
Aspirant
Aug 14, 2023

Firmware Version: V2.1.5.2

 

Cable Connection Status

Cable Diagnostic
Status:   Good
Action:   Your setup looks fine. If you are still experience an internet issue, the   can provide additional troubleshooting info.
Internet Access: 
Downstream Status: 
Upstream Status: 
 Refresh Save Cable Diagnostic Info
 
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

ProcedureStatusComment
Acquire Downstream Channel567 MHzLocked
Connectivity StateOKOperational
Boot StateOKOperational
SecurityEnabledBPI+
 

Downstream Bonded Channels

ChannelLock StatusModulationChannel IDFrequencyPowerSNRCorrectablesUncorrectables
1Locked256 QAM20567000000 Hz-1.6 dBmV44.3 dB7753
2Locked256 QAM1453000000 Hz-0.7 dBmV45.2 dB7556
3Locked256 QAM2459000000 Hz-0.9 dBmV45.1 dB7656
4Locked256 QAM3465000000 Hz-0.8 dBmV45.1 dB5874
5Locked256 QAM4471000000 Hz-0.9 dBmV45.0 dB7949
6Locked256 QAM5477000000 Hz-0.6 dBmV45.1 dB7257
7Locked256 QAM6483000000 Hz-0.5 dBmV45.2 dB6370
8Locked256 QAM7489000000 Hz-0.5 dBmV45.2 dB7456
9Locked256 QAM8495000000 Hz-0.6 dBmV45.1 dB7355
10Locked256 QAM9501000000 Hz-0.5 dBmV45.2 dB7459
11Locked256 QAM10507000000 Hz-0.8 dBmV45.0 dB7456
12Locked256 QAM11513000000 Hz-0.7 dBmV45.0 dB6961
13Locked256 QAM12519000000 Hz-0.8 dBmV44.9 dB7460
14Locked256 QAM13525000000 Hz-1.0 dBmV44.9 dB7060
15Locked256 QAM14531000000 Hz-1.2 dBmV44.8 dB7753
16Locked256 QAM15537000000 Hz-1.3 dBmV44.7 dB7061
17Locked256 QAM16543000000 Hz-1.6 dBmV44.5 dB7257
18Locked256 QAM17549000000 Hz-2.0 dBmV44.3 dB7657
19Locked256 QAM18555000000 Hz-1.7 dBmV44.3 dB7857
20Locked256 QAM19561000000 Hz-1.7 dBmV44.3 dB7458
21Locked256 QAM21573000000 Hz-1.8 dBmV44.3 dB7357
22Locked256 QAM22579000000 Hz-2.1 dBmV44.1 dB6667
23Locked256 QAM23585000000 Hz-2.3 dBmV43.8 dB6565
24Locked256 QAM24591000000 Hz-2.1 dBmV43.9 dB7956
25Locked256 QAM25597000000 Hz-2.2 dBmV43.9 dB7364
26Locked256 QAM26603000000 Hz-1.9 dBmV44.1 dB7058
27Locked256 QAM27609000000 Hz-2.3 dBmV43.8 dB7756
28Locked256 QAM28615000000 Hz-2.6 dBmV43.5 dB7954
29Locked256 QAM29621000000 Hz-2.6 dBmV43.5 dB7558
30Locked256 QAM30627000000 Hz-2.7 dBmV43.5 dB7064
31Locked256 QAM31633000000 Hz-2.5 dBmV43.6 dB7956
32Locked256 QAM32639000000 Hz-2.6 dBmV43.5 dB7359
 

Upstream Bonded Channels

ChannelLock StatusUS Channel TypeChannel IDSymbol RateFrequencyPower
1LockedATDMA195120 Ksym/sec29200000 Hz36.8 dBmV
2LockedATDMA185120 Ksym/sec22800000 Hz35.8 dBmV
3LockedATDMA175120 Ksym/sec16400000 Hz34.8 dBmV
4LockedATDMA205120 Ksym/sec35600000 Hz37.0 dBmV
5Not LockedUnknown0000.0 dBmV
6Not LockedUnknown0000.0 dBmV
7Not LockedUnknown0000.0 dBmV
8Not LockedUnknown0000.0 dBmV
 

Downstream OFDM Channels

ChannelLock
Status		Modulation /
Profile ID		Channel
ID		FrequencyPowerSNR /
MER		Active Subcarrier
Number Range		Unerrored
Codewords		Correctable
Codewords		Uncorrectable
Codewords
1Locked0 ,1 ,2 ,3193957000000 Hz-9.32 dBmV39.4 dB148 ~ 39471640805221370702322
2Not Locked000 Hz0 dBmV0 dB0 ~ 4095000
 

Upstream OFDMA Channels

ChannelLock StatusModulation / Profile IDChannel IDFrequencyPower
1Not Locked000 Hz0 dBmV
2Not Locked000 Hz0 dBmV
 

Extended Upstream Transmit PowerEnable Extended Upstream Transmit Power

 

Current System Time:Mon Aug 14 16:55:48 2023System Up Time:12:10:22

 

ereynolds62's avatar
ereynolds62
Aspirant
Aug 14, 2023

Event Lot

TimePriorityDescription
Mon Aug 14 15:50:52 2023Notice (6)CM-STATUS message sent. Event Type Code: 24; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 2 3.;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Mon Aug 14 15:44:57 2023Notice (6)CM-STATUS message sent. Event Type Code: 16; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 2.;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Mon Aug 14 13:53:58 2023Notice (6)CM-STATUS message sent. Event Type Code: 24; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Mon Aug 14 13:52:57 2023Notice (6)CM-STATUS message sent. Event Type Code: 16; Chan ID: 193; DSID: N/A; MAC Addr: N/A; OFDM/OFDMA Profile ID: 3.;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Mon Aug 14 04:46:50 2023Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Mon Aug 14 04:46:48 2023Notice (6)DS profile assignment change. DS Chan ID: 32; Previous Profile: ; New Profile: 1 2 3.;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Mon Aug 14 04:46:24 2023Notice (6)TLV-11 - unrecognized OID;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Jan 1 00:00:50 1970Notice (6)Honoring MDD; IP provisioning mode = IPv6
Thu Jan 1 00:00:45 1970Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Jan 1 00:00:43 1970Critical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Sun Aug 13 10:32:38 2023Critical (3)Started Unicast Maintenance Ranging - No Response received - T3 time-out;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Sat Aug 12 13:49:27 2023Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Sat Aug 12 13:39:26 2023Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Sat Aug 12 01:22:14 2023Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Jan 1 00:00:44 1970Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Jan 1 00:00:43 1970Critical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Fri Aug 11 14:10:14 2023Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Jan 1 00:00:46 1970Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Jan 1 00:00:44 1970Critical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:25:58 2023Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:25:56 2023Critical (3)SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:25:56 2023Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:25:40 2023Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:23:04 2023Critical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:22:59 2023Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:22:59 2023Critical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:22:58 2023Critical (3)Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 time out;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:22:20 2023Critical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:22:13 2023Critical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:22:10 2023Critical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:21:14 2023Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:21:14 2023Critical (3)No Ranging Response received - T3 time-out;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:21:12 2023Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:21:10 2023Critical (3)SYNC Timing Synchronization failure - Loss of Sync;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:20:56 2023Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:19:34 2023Critical (3)SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing;;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:00:00:00:00:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:19:33 2023Critical (3)DHCP failed - DHCP Solicit sent, No DHCP Advertise received;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:18:52 2023Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:18:50 2023Critical (3)DHCP failed - DHCP Solicit sent, No DHCP Advertise received;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;
Thu Aug 10 02:18:04 2023Critical (3)UCD invalid or channel unusable;CM-MAC=94:18:65:a5:37:db;CMTS-MAC=00:90:f0:5e:04:00;CM-QOS=1.1;CM-VER=3.1;