Denon AVR-3801 Service Manual page 58

+ 5.3V
symbol have critical characteristics.
t parts recommended by the manufacture.
t to the customer, make sure you make either (1) a
or (2) a line to chassis resistance check. If the leakage
liamps, or if the resistance from chassis to either side
s than 460 kohms, the unit is defective.
to the customer until the problem is located and
+ 6V
SCHEMATIC DIAGRAMS (11/15)
1U-3318-5 TUNER UNIT
1U-3318-4 H/P & P . SW UNIT
+
B LINE
SIGNAL