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DCT 2000 Installation Manual
Appendix B
Diagnostics
This section describes the diagnostics designed to confirm proper installation of the DCT 2000.
The diagnostics include checking error states and signal integrity, as well as provisions to
identify the DCT 2000 on the network and to verify communications with the headend. The
diagnostic information is displayed on the front-panel LEDs and the On-Screen-Display.
For diagnostics provided in this appendix:
§
All indicators are in decimal notation unless otherwise noted.
§
All signal-level and quality indicators a re based on a 0 to 100% scale, unless otherwise
noted.
§
All screens self-refresh at a minimum rate of once every five seconds.
§
All sample displays a re illustrative; actual data will differ from t he examples.
Accessing Diagnostics
To access the DCT 2000 diagnostic mode:
1 Press POWER to turn on the DCT 2000.
2 Wait five seconds.
3 Press POWER to turn off the DCT 2000.
4 Press SELECT within two seconds. The DIAGNOSTICS Main menu (Figure B-1) is displayed
on the OSD and
d01
is displayed on the front-panel LEDs. The DCT 2000 is now in
diagnostic mode.
5 Use the CHANNEL #$
keys to select the desired diagnostic.
6 Press CURSOR <, CURSOR >, SELECT,orENTER to execute the selected diagnostic.
7 To exit the diagnostic mode, press POWER. The DCT 2000 exits t he diagnostic mode and
powers off.
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