Motorola DCT1800 installation manual Troubleshooting, Problem, Possible Solution

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Section 4

Troubleshooting

This section provides information to assist you in quickly detecting, isolating, and resolving error conditions that might occur when using the DCT1800. If you need assistance, call the Motorola Technical Resource Center (TRC):

!Inside the U.S.: 1-888-944-HELP (1-888-944-4357)

!Outside the U.S.: 215-323-0044

Table 4-1 is a list of possible problems and solutions:

Table 4-1

Troubleshooting guidelines

Problem

No power to the DCT1800

Possible Solution

Check the power outlet for AC power.

Be sure the TV is tuned to the output channel of the DCT1800 (channel 3 or 4).

Verify that cable connections are correct from the TV set or monitor to the DCT1800.

Check that the power cord is properly plugged into the outlet and DCT1800.

Remote control is not responding

Check for an obstruction between the remote control and the DCT1800. Aim the remote control directly at the DCT1800, not the TV or VCR.

Be sure you firmly and deliberately press and release operation keys one at a time. Check that the DCT1800 has been initialized correctly; refer to Diagnostics.

The DCT1800 is not receiving a cable signal

Guide has no data

Check the cable connections and hand-tighten if necessary.

Verify that the cable connections are correct.

Verify the TV is working and has a clear picture.

Unplug the power to the DCT1800 and plug in the unit again. Wait for the DCT1800 to collect the data.

DCT1800 Installation Manual

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Contents Installation Manual DCT1800 Page Page Contents Specifications TroubleshootingDiagnostics Abbreviations and AcronymsFigures Tables DCT1800 advanced set-top IntroductionRelated Documentation Using This ManualDocument Conventions Calling for Repairs If You Need HelpFront Panel OverviewDCT1800 front panel KeyItem Rear PanelFunction DCT1800 rear panelMotorola universal remote control Remote ControlsKeyItemDescription Back view of remote control Installing Batteries in Remote ControlInstalling the DCT1800 InstallationBefore You Begin Standard cabling Standard Cabling DiagramStandard VCR cabling Standard VCR Cabling DiagramStandard baseband cabling Composite Baseband Cabling DiagramsComposite VCR cabling Audio through the VCR Stereo Cabling Diagram BasebandAudio through VCR/audio output on TV Audio through A/V Receiver Receiver Cabling DiagramsOperational Check Feature Testing ProcedureCold Initialization Problem TroubleshootingPossible Solution Specifications Weight Power dissipationAc voltage Surge protectionAccessing Diagnostics DiagnosticsCH/CUR + Navigating the DiagnosticsCursor UP Cursor Down Cursor RightFigure B-2 DCT1800 Status General StatusField Description Initialization Status Errors Code Flash Sequence YES Out-of-Band OOB StatusEMM FIXLKC CUR FreqData Activity Indicator Table B-5 In-band Diagnostic FieldsEMM Data Indicator In-band StatusGood SNRFair PoorStatus Description Audio/Video StatusTable B-7 Unit Address Fields Unit AddressDCT1800 Unit Address Network AddressMulticast 16 Address Firmware VersionSeed Health Figure B-8 Current Channel Status Current Channel StatusService AuthorizationTable B-8 Current Channel Status Fields TypeTable B-9 Current Channel Status Variables OSD Variable StateTable B-10 Renewable Security Fields Renewable Security SystemTvpc Required / Not Required CryptoEnabled Upstream Modem Starvue II DiagnosticsDisabled IppvTable B-12 APP Code Modules Fields Application APP Code ModulesModule Memory Status Table B-14 Interactive Info Fields Interactive InfoUPM Upstream IDMAC Frequency Table Message Types In-band Program Map Table PMT In-band Program Association Table PATTask Status In-band Multicast Address Filter Figure B-20 Keyboard / LED Diagnostics Keyboard / LED DiagnosticsMgbi