Motorola DH6200, Руководство по установке

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4 DIAGNOSTICS
26
Figure 4-4 Front panel display for the OOB diagnostic
The Out-Of-Band Status fields are:
Field Description
OOB
Frequenc
y
Indicates the OOB tuner center frequency, from 70 to 130 MHz.
Carrier
Lock Indicates whether the OOB receiver is locked to the carrier:
OSD Front Panel Description
YES L Carrier locked
NO U Carrier unlocked
Data Indicates whether data is being carried by the OOB and EMM traffic, which is tracked
separately:
OSD Front Panel Description
YES On OOB data detected within last 5 seconds
NO Off OOB data not detected within last 5 seconds
EMM
Data
Indicates whether EMM data is being carried on the OOB stream:
OSD Front Panel Description
YES On EMM data detected within last 5 seconds
NO Off EMM data not detected within last 5 seconds
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
Data activity
indicator
EMM data
activity indicator
OOB
diagnostic
indicator
Carrier lock indicator
(L = locked, U = unlocked
)