Denon POA-6600A Service Manual page 7

Solid state monaural power amplifier
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m=
POA-G6C00A
I
Before troubleshooting, be sure to check whether your audio system is really the source of the problem.
contact the outlet where you purchased the amplifier or your nearest DENON
dealer.
Is the power sup-
ply cord com-
pletely plugged
into the socket?
No
Are the indica-
tors for POWER
and SPEAKERS-
A or B lit?
Yes
Is the PRO-
TECTOR
LAMP
blinking?
No
Check whether
the set ventila-
tion is sufficient.
Is there no OC
voltage output
from the device
connected to the
L CH input side?
Is there no DC
voltage output
from the device
connected
to the
R CH input side?
correctly?
lit?
Is the volume
knob set to the
correct position?
Are the input
properly?
| ves
No
Check the con-
nections of the
REMOTE
PLUG
CORD.
Adjust the
volume knob to
a suitable level.
Connect the
input jacks
properly.
No
Is the pre-
7
Check the pre-
amplifier normal?
amplifier.
IT Yes
1?
If the set is not operating proper-
ly, perform the checks indicated
in this flow chart.
15

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