High-Defination Digital Video Recorder Installation Guide

4-6 Diagnostics

Field Description

SNR

When carrier lock has been established, displays an estimate of the carrier signal-to-noise

ratio in dB, with an explanation:

 GOOD — Good value

 FAIR — Marginal signal level; check the signal

 POOR — Unusable signal

 INVALID — Invalid SNR value

AGC

When carrier lock has been established, displays an estimate of the AGC as a

percentage, with an explanation:

 GOOD — Good value

 FAIR — Marginal signal level; check the signal

 POOR — Unusable signal

 INVALID — Invalid AGC value

EMM Provider ID

Displays the conditional access stream for the DCT3412, in hexadecimal

EMM PID

Displays the packet identifier (PID) stream the DCT3412 tunes to for EMM data, in

hexadecimal

Network PID

Displays the network PID to which the DCT3412 is tuned to receive network messages, in

hexadecimal

d04 In-Band Status

This diagnostic displays the in-band status for the last attempted tuned channel. The

information is updated every 5 seconds.

IN-BAND DIAGNOSTIC

IN-BAND TUNER 1

MODE: 64 QAM

CARRIER LOCK: YES

DATA: YES

SNR 32.0 Db GOOD

AGC: 23 % FAIR

5 SECOND ERROR COUNTS:

UNCORRECTABLE: 1234 CORRECTABLE: 5678

IN-BAND TUNER 2