Diagnostics
4-11
DCT5100 Installation Manual
d04 In-Band (IB) Diagnostic
The DCT5100 displays the IN-BAND DIAGNOSTIC status of a digital carrier for the last
attempted tuned channel. If a digital carrier is not present, this diagnostic indicates the carrier
is not locked.
Table 4-12 illustrates the OSD of the IB receiver digital status:
Table 4-12
IN-BAND DIAGNOSTIC - OSD
IN-BAND DIAGNOSTIC
M
A
Q
4
6
:
E
D
O
M
CARRIER LOCK:
YES
S
E
Y
:
A
T
A
D
SNR
32.0 dB
GOOD
AGC:
23
%
FAIR
5 SECOND ERROR
COUNTS:
UNCORRECTABLE:
1234
CORRECTABLE:
5678
The display information is updated every 5 seconds when viewing the diagnostic.
Figure 4-5 illustrates the LED display:
Figure 4-5
IN-BAND DIAGNOSTIC - LED
MUTE
MUTE
P
IB diagnostic
indicator
Data activity
indicator
Carrier lock indicator
(L for locked,
U for not locked)
