Motorola DCX3501-M Installation Manual page 67

Diagnostics
The In-Band Status fields are:
Field Description
Mode The values displayed on the OSD are:
64 QAM — 64 QAM digital channel
256 QAM — 256 QAM digital channel
Carrier Indicates whether the in-band receiver is locked to the carrier. If a digital carrier is not present,
Lock
it indicates the carrier is not locked:
OSD
YES
NO
PCR Lock Indicates whether the in-band receiver is locked to the current program clock reference for a
digital video service on the specified tuner. If a digital carrier is not present, it indicates the
PCR is not locked.
Data Indicates whether data is being carried on the in-band stream. The indicators cover all packet
processors regardless of the stream they are monitoring:
OSD
YES
NO
Frequency The in-band frequency is center RF carrier frequency tuned for the digital service on the
specified tuner. The frequency is displayed in MHz in xxxx.xxx format and ranges from 54 to
860 MHz.
SNR
When carrier lock has been established, SNR 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
Indicates the number of correctable and uncorrectable digital multiplex errors, up to 9999. It is
5 Second
Error
updated every five seconds and reset each time the DCX3501-M is power cycled or another
Counts
digital multiplex is tuned. The maximum value displayed is 9999, even if there were more
than 9999 errors.
High-Definition DVR DCX3501-M • Installation Manual
365-095-16528-x.2
Front panel
L
U
Front panel
On
Off
B
Description
Carrier locked
Carrier not locked
Description
In-band data detected within
the last 5 seconds
In-band data not detected
within the last 5 seconds
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