~D
Appendices
Appendix C: Troubleshooting
If you're having trouble or suspect a problem with the CM-2002, try some of these points
before contacting your Carver dealer or an authorized Carver service center. Most likely, the
problem lies elsewhere in the system or with a button or control inadvertently left in the
wrong position.
"
The CM-2002 does not turn on
and there are no front panel
lights or Standby light.
1. The power is off at the wall receptacle or
power strip.
2. The CM-2002 is plugged into a switched
convenience outlet which has been
turned off.
3. The power cord is disconnected.
4. There is a poor fit between the power
cord plug and the wall receptacle.
s.
The internal fuses have blown. Contact
your dealer or Carver service. The
CM-2002 must be checked and the fuses
replaced by an authorized repair center.
The CM-2002 powers on and
lights up as normal but there
is no sound.
1. An inactive source is selected, such as a
CD player which is off or not playing.
2. CD player or other sound source with an
independent volume control is turned
down.
MUTE is activated on the remote control
or the front panel.
The volume control is turned down on
the CM-2002.
The speaker cables or patch cords are not
connected properly .
Check that the CM-2002 Pre-out/ Main-in
connections are still joined with the
U-shaped jumpers.
7. Check that the CM-2002 External
processor in/out connections are still
joined with the U-shaped jumpers.
I
3.
,
I
4.
+
s.
."
6.
No Sound in one Channel
1. Defective or loose patch cord.
2. Speaker wire loose or disconnected.
3. Check the Balance control is in the center
position.
4. Speaker fuse blown.
s.
Check that both the CM-2002 Pre-out/
Main-in connections are still joined with
the U-shaped jumpers.
6. Check that both the CM-2002 External
processor in/out connections are still
joined with the U-shaped jumpers.
Loud howl, squeal or whistle
1. TAPE 1 or 2 is engaged while there are
microphones connected to tape deck for
recording (feedback).
Solo voices or instruments
sound thin, shrill or distorted
1. Treble control set to maximum boost.
2. Speakers are connected out of phase.
3.. The meter needles are pegging at
maximum. Turn the volume down.
4. The phono cartridge is wired out of
phase.
No recordings can be made.
1. Check the connections of the CM-2002
Tape outputs to the record-inputs of your
components (see page 9). They may be
connected incorrectly or there is a bad
patch cord.
2. Check your recording components are
selecting the record inputs correctly and
not the microphone or antenna inputs.
3. If you want to record the Digital input,
make sure that the CM-2002 Digital input
selector is pressed and it's record-out
selector to CD.
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