Denon AVR-3801 Service Manual page 29

SCHEMATIC DIAGRAMS (6/15)
1 2 3
+ 15V
- 15V
A
C
6
4 5
+ 6.4V
7 8
+ 59V
+ 59V
+ 20V
+ 59V
+ 6V
+ 5V
WARNING:
Parts marked with this symbol have critical characteristics.
Use ONLY replacemen t parts recommended by the manufacture.
CAUTION:
Before returning the unit to the customer, make sure you make either (1) a
+
B LINE
leakage current check or (2) a line to chassis resistance check. If the leakage
current exceeds 0.5 milliamps, or if the resistance from chassis to either side
-
B LINE of the power card is less than 460 kohms, the unit is defective.
WARNING:
SIGNAL DO NOT return the unit to the customer until the problem is located and
corrected.
AVR-3801
10 11
9
+ 5V
B
- 33V - 59V
+ 5.4V
D
NOTICE
ALL RESISTANCE VALUES I N OHM. k=1,000 OHM M=1,000,000 OHM
ALL CAPACITANCE VALUES I N MICRO FARAD. P=MICRO-MICRO FARAD
EACH VOLTAGE AND CURRE NT ARE MEASUERD AT NO SIGNAL INPUT
CONDITION.
CIRCUIT AND PARTS ARE SUBJECT TO CHANGE WITHOUT PRIOR
NOTICE.
SCHEMATIC DIAGRAMS (6/15)
1U-3317-2 CONNECT UNIT
1U-3317-3 FRONT UNIT
A
B
C
D
E
F
G
H
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