Basic Troubleshooting - JBL DVD600II Service Manual

DVD600II
Troubleshooting the DCR600II and DVD600II
SYMPTOM
DCR600 does not function when Main • No AC Power
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Power Switch is pushed
DVD600 does not turn on
II
Display lights, but no sound
Unit turns on, but front panel
display does not light up
No sound from any speaker;
light around power switch is red
No sound from any speaker
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PROBABLE CAUSE
• Main Power Switch turned off
• No AC power
• Intermittent input connections
• Mute is on
• Volume control is down
• Display brightness is turned off
• Amplifier is in Protection mode
due to possible short
• Amplifier is in Protection mode
due to internal problems
• No audio signal is being transmitted
to the speakers
• If in DVD mode, make sure that
analog input is not accidentally assigned
• Intermittent connections
• Incorrect digital audio selection
• DVD disc is in Fast or Slow mode
SOLUTION
• Make certain AC power cord is plugged into
a live outlet.
• Check to see whether outlet is switch-controlled.
• Press in Main Power Switch.
• Check AC power plug and make certain any switched
outlet is turned on.
• Make certain that all input and speaker connections
are secure.
• Press Mute Button c.
• Turn up volume control.
• Follow the instructions in the Display Brightness section
so that the display is set to VFD FULL.
• Check speaker wire connections for shorts at receiver and
speaker ends.
• Contact your local JBL service center.
• Check that DCR600 is on and a source is playing.
II
• Check all wires and connections between the DCR600
and speakers. Make sure all wires are connected. Make sure
none of the speaker wires are frayed, cut or punctured.
• Review proper operation of the DCR600
• Check Input assignment for DVD Input. DVD Input should be
set to COAX 1 and the DVD600
II
connected to Coaxial 1 Digital Input ™on the DCR600
• Check all audio connections.
• Check digital audio settings.
• There is no audio playback on DVD discs during
Fast or Slow modes.
II
.
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Digital Output should be
.
II